Finding the perfect flowers for your garden can be exciting, especially when exploring unique options. If you’re searching for flowers that start with B, you’re in for a treat! From vibrant Butterfly Bush to delicate Bluebells, these blooms offer a stunning variety of colors, shapes, and sizes to enhance any landscape. Whether you’re looking for perennials, annuals, or shrubs, this list has something for every type of gardener.
In this article, we’ll explore 90 breathtaking flowers that start with B, complete with pictures and descriptions. Each flower comes with its own unique charm, whether it’s the bright petals of Black-Eyed Susan or the exotic beauty of Bird of Paradise. Many of these plants are excellent choices for attracting pollinators, adding fragrance, or creating eye-catching floral displays in your garden.
No matter your climate or gardening experience, you’ll find plenty of inspiration in this collection of flowers that start with B. From wildflowers to tropical favorites, this guide will help you discover new varieties to plant and enjoy. Keep reading to explore these stunning blooms and find the perfect addition to your garden!
Different Types of Flowers That Start With B
Babiana
Babiana, commonly known as Baboon Flower, is a genus of small, perennial flowering plants native to South Africa. These plants produce striking, trumpet-shaped flowers in shades of blue, purple, pink, and white. Babiana flowers are known for their strong fragrance, which attracts pollinators like bees and butterflies. The plant has sword-like, hairy leaves that add texture to garden landscapes.
Caring for Babiana requires well-drained, sandy soil and full sun exposure. These flowers thrive in dry, Mediterranean-like climates and should be watered sparingly once established. During the dormant season, usually in summer, the bulbs should remain dry to prevent rotting. They are well-suited for rock gardens, borders, and containers.
Babiana grows best in USDA hardiness zones 8-10, where winters are mild. In colder regions, the bulbs can be dug up and stored indoors to protect them from frost. Since they are drought-tolerant, they are an excellent choice for xeriscaping and low-maintenance gardens.
Baby Blue Eyes
Baby Blue Eyes (Nemophila menziesii) is a low-growing annual wildflower native to California and parts of the western United States. It is named for its delicate, cup-shaped sky-blue flowers with white centers. The plant spreads quickly, creating a carpet of blue blooms in spring, making it an excellent ground cover.
This flower prefers cool weather and thrives in well-draining, sandy, or loamy soil. It grows best in full sun to partial shade and requires moderate watering. Baby Blue Eyes is commonly used in meadows, pollinator gardens, and rock gardens due to its ability to attract bees and butterflies.
Baby Blue Eyes is suitable for USDA hardiness zones 7-10, though it is often grown as an annual in cooler climates. It is a great choice for reseeding itself naturally, ensuring continuous blooms in the following seasons.
Baby’s Breath
Baby’s Breath (Gypsophila paniculata) is a perennial plant known for its delicate, cloud-like clusters of tiny white or pink flowers. These blooms are often used in floral arrangements and wedding bouquets due to their airy appearance. The plant has thin, branching stems that give it a soft and elegant look in gardens.
Baby’s Breath grows best in well-drained, alkaline soil with full sun exposure. It requires minimal watering once established and is highly drought-tolerant. Pruning after flowering encourages new blooms and keeps the plant from becoming overly woody. It is commonly used in cottage gardens, rock gardens, and as a border plant.
This plant is ideal for USDA hardiness zones 3-9, where it can survive cold winters and dry conditions. It is deer-resistant and attracts pollinators, making it a great addition to wildlife-friendly gardens.
Bachelor’s Button
Bachelor’s Button (Centaurea cyanus), also called Cornflower, is a charming, drought-tolerant annual that produces bright blue, pink, purple, or white flowers. The plant has slender, silvery-green leaves and an upright growth habit, making it a favorite in wildflower meadows and cottage gardens.
This easy-to-grow flower thrives in full sun and well-drained soil. It is highly adaptable and can grow in poor or sandy soils. Regular deadheading encourages continuous blooms throughout the summer. Bachelor’s Button is also a great cut flower and is often dried for floral arrangements.
Bachelor’s Button grows well in USDA hardiness zones 2-11 as an annual. In mild climates, it may reseed itself and return the following year. It is a pollinator-friendly plant that attracts bees and butterflies, making it an excellent choice for eco-friendly gardens.
Balloon Flower
Balloon Flower (Platycodon grandiflorus) is a unique perennial known for its balloon-like flower buds that burst open into star-shaped blooms in shades of blue, purple, pink, and white. It has thick, lance-shaped green leaves and grows in clumps, adding vertical interest to gardens.
This plant prefers well-drained, slightly acidic to neutral soil and grows best in full sun to partial shade. It requires moderate watering and is relatively low-maintenance. Deadheading spent blooms encourages longer flowering periods. Balloon Flower is often used in borders, rock gardens, and containers.
Balloon Flower thrives in USDA hardiness zones 3-8, making it well-suited for both cold and temperate climates. It is resistant to most pests and diseases and is deer-resistant, making it a reliable choice for long-term garden displays.
Ball Cactus Flower
Ball Cactus (Parodia magnifica) is a small, spherical cactus known for its ribbed, spiny surface and beautiful yellow or orange flowers that bloom at the top. Native to South America, this slow-growing plant is commonly found in arid and rocky environments. Its bright flowers contrast beautifully with its deep green body, making it a favorite among cactus enthusiasts.
Caring for Ball Cactus requires well-draining, sandy soil and full sun exposure. It thrives with minimal watering, as overwatering can cause root rot. During the winter dormancy period, watering should be reduced even further. This cactus is ideal for container gardening, rock gardens, and xeriscaping projects.
Ball Cactus is suited for USDA hardiness zones 9-11, as it prefers warm temperatures and does not tolerate frost. In colder climates, it should be grown in pots and brought indoors during winter. With proper care, this resilient cactus can produce stunning blooms year after year.
Balsam
Balsam (Impatiens balsamina), also known as Touch-Me-Not, is an annual flowering plant with bright, showy blooms in shades of pink, red, white, purple, and orange. It has lance-shaped leaves with serrated edges and a bushy growth habit. The flowers are unique, as their seed pods burst open when touched, dispersing seeds.
This plant prefers moist, well-drained soil and grows best in partial to full shade. Balsam requires regular watering, especially during dry spells, but should not be overwatered. It thrives in flower beds, borders, and containers, adding a splash of color to shaded areas. Deadheading spent blooms encourages continuous flowering throughout the season.
Balsam is suitable for USDA hardiness zones 2-11 as an annual. In warm climates, it may reseed itself and return each year. It is a popular choice for pollinator gardens, attracting bees and butterflies with its nectar-rich flowers.
Banana Yucca Flower
Banana Yucca (Yucca baccata) is a perennial desert plant native to the southwestern United States and Mexico. It produces thick, sword-like leaves with sharp tips, forming a dense rosette. In spring and early summer, it blooms with clusters of creamy-white or pale green flowers, which later develop into banana-shaped fruits.
This drought-tolerant plant thrives in dry, sandy, or rocky soils and requires full sun exposure. It needs minimal watering, making it ideal for xeriscaping and desert landscapes. Once established, it is highly resistant to drought and requires little maintenance. Removing dead leaves and spent flower stalks keeps the plant looking tidy.
Banana Yucca is well-suited for USDA hardiness zones 5-10, where it can withstand both hot summers and cold winters. Its flowers attract pollinators, particularly yucca moths, which play a crucial role in its pollination process. The plant is also valued for its edible fruits and traditional uses by Native American communities.
Baneberry
Baneberry (Actaea spp.) is a perennial woodland plant known for its delicate, feathery foliage and clusters of small, white flowers that bloom in late spring. However, its most striking feature is its bright red or white berries, which appear in summer and persist into fall. Despite their beauty, these berries are highly toxic to humans and should not be consumed.
This plant prefers moist, well-drained soil rich in organic matter and thrives in partial to full shade. It is well-suited for woodland gardens, shaded borders, and naturalized areas. Baneberry requires minimal care once established, though regular watering is beneficial during dry periods.
Baneberry grows best in USDA hardiness zones 3-8, where it thrives in cool, shaded environments. While toxic to humans, its berries provide a food source for some bird species. This plant is an excellent choice for gardeners looking to add texture and interest to shaded garden spaces.
Barbara’s Buttons
Barbara’s Buttons (Marshallia spp.) is a charming perennial wildflower native to North America. It produces rounded, button-like clusters of pink, purple, or white flowers atop slender stems. Blooming in late spring to summer, these flowers attract pollinators like bees and butterflies, making them a valuable addition to native plant gardens.
This plant prefers well-drained, sandy, or loamy soil and grows best in full sun to partial shade. It is drought-tolerant once established and requires only occasional watering. Barbara’s Buttons are commonly found in meadows, prairies, and wildflower gardens, where they add soft color and texture.
Barbara’s Buttons thrive in USDA hardiness zones 4-8, making them adaptable to a variety of climates. Their low-maintenance nature and ability to attract pollinators make them an excellent choice for naturalized landscapes and pollinator-friendly gardens.
Barberry
Barberry (Berberis spp.) is a deciduous or evergreen shrub known for its spiny branches, colorful foliage, and small, bright red or orange berries. It produces tiny yellow flowers in spring, which attract pollinators. Many varieties have striking red, purple, or golden leaves, making them a popular choice for ornamental landscaping and hedging.
This hardy shrub thrives in well-drained soil and full sun to partial shade. It requires minimal watering once established and is highly resistant to pests and diseases. Barberry is often used as a natural barrier due to its thorny branches, and occasional pruning helps maintain its shape.
Barberry grows well in USDA hardiness zones 3-9, depending on the species. It is drought-tolerant and adaptable to various soil conditions, making it a low-maintenance choice for gardens. However, some species are considered invasive in certain regions, so it’s essential to check local regulations before planting.
Barbados Lily
Barbados Lily (Hippeastrum puniceum), often confused with Amaryllis, is a striking tropical bulb plant that produces large, trumpet-shaped red or orange flowers. It blooms in spring and summer, creating a bold visual impact with its tall, slender stems and lush green leaves. The flowers are highly attractive to hummingbirds and butterflies.
This plant prefers well-drained, sandy or loamy soil and thrives in full sun to partial shade. It requires moderate watering, especially during the growing season, but should be kept dry during dormancy. Barbados Lily is commonly grown in pots, garden beds, and tropical landscapes.
Barbados Lily grows best in USDA hardiness zones 8-11, where it enjoys warm temperatures. In colder regions, the bulbs should be lifted and stored indoors during winter. This easy-to-grow plant is a popular choice for adding a tropical touch to gardens and patios.
Barbarea (Winter Cress)
Barbarea (Barbarea vulgaris), also known as Winter Cress or Yellow Rocket, is a hardy biennial or perennial plant known for its bright yellow, mustard-like flowers that bloom in early spring. Its glossy, dark green leaves form a dense rosette at the base and are edible, often used in salads or cooked as greens.
Winter Cress prefers moist, well-drained soil and grows well in full sun to partial shade. It is highly adaptable and can tolerate poor soil conditions. This plant is often found in meadows, along roadsides, and near water sources. It can self-seed and spread easily if not managed.
Winter Cress is suited for USDA hardiness zones 4-8, thriving in cool and temperate climates. It is an important early nectar source for pollinators, making it a beneficial addition to wildflower gardens and permaculture landscapes.
Basket-of-Gold
Basket-of-Gold (Aurinia saxatilis) is a low-growing perennial known for its dense clusters of small, golden-yellow flowers that bloom in spring. It forms a compact, spreading mat of silvery-green foliage, making it an excellent ground cover for rock gardens, slopes, and borders.
This plant thrives in well-drained, sandy, or rocky soil and requires full sun for optimal flowering. It is highly drought-tolerant and needs minimal watering once established. Occasional trimming after flowering helps maintain its shape and encourages reblooming.
Basket-of-Gold is best suited for USDA hardiness zones 4-7. It prefers dry, warm conditions and is an excellent choice for xeriscaping. Its bright flowers attract bees and butterflies, making it a valuable addition to pollinator-friendly gardens.
Beach Evening Primrose
Beach Evening Primrose (Camissonia cheiranthifolia) is a low-growing, spreading perennial native to coastal regions of North America. It produces delicate, bright yellow flowers that bloom from spring to fall, opening in the evening and closing by midday. Its silvery-green leaves help it withstand sandy and salty conditions.
This plant thrives in well-drained, sandy soil and full sun. It is highly drought-tolerant and requires little maintenance once established. Beach Evening Primrose is commonly used for stabilizing sand dunes, erosion control, and adding beauty to coastal gardens.
Beach Evening Primrose is well-suited for USDA hardiness zones 8-10, where it thrives in warm, dry climates. It is a great choice for coastal landscapes and butterfly gardens, as it attracts pollinators like bees and moths.
Beach Rose
Beach Rose (Rosa rugosa) is a hardy, salt-tolerant shrub native to coastal regions of Asia but widely naturalized in North America. It produces fragrant, single or semi-double pink or white flowers throughout summer, followed by large, bright red rose hips that provide food for birds and wildlife. Its deeply veined, dark green leaves turn golden in fall, adding seasonal interest.
This plant thrives in well-drained, sandy or loamy soil and requires full sun to bloom profusely. It is highly drought-tolerant once established and needs little maintenance beyond occasional pruning. Beach Rose is often used for erosion control along shorelines and coastal gardens due to its ability to withstand harsh conditions.
Beach Rose grows best in USDA hardiness zones 3-9, where it can tolerate both cold winters and salt spray. Its dense, thorny growth makes it an excellent choice for natural hedges, wildlife gardens, and seaside landscapes.
Beardtongue
Beardtongue (Penstemon spp.) is a diverse genus of perennial wildflowers known for their tubular, trumpet-shaped blooms that come in shades of blue, purple, pink, red, and white. These flowers are highly attractive to hummingbirds and pollinators. The plant has upright stems with lance-shaped or narrow leaves, adding vertical interest to garden beds.
Beardtongue thrives in well-drained, sandy, or rocky soil and prefers full sun to light shade. It is drought-tolerant once established and requires only occasional watering. Deadheading spent flowers encourages prolonged blooming, and some varieties benefit from light pruning after flowering.
Beardtongue is well-suited for USDA hardiness zones 3-9, depending on the species. It is a great choice for xeriscaping, wildflower meadows, and pollinator-friendly gardens due to its resilience and low-maintenance nature.
Bee Balm
Bee Balm (Monarda spp.) is a fragrant, showy perennial known for its bright, spiky flowers in shades of red, pink, purple, and white. It has a strong, minty scent and is highly attractive to bees, butterflies, and hummingbirds. Its aromatic foliage can be used for herbal teas and medicinal purposes.
This plant thrives in moist, well-drained soil and grows best in full sun to partial shade. It requires regular watering, especially in dry periods, and benefits from division every few years to maintain vigor. Deadheading spent blooms encourages continued flowering throughout the season.
Bee Balm grows well in USDA hardiness zones 3-9. It is a perfect addition to pollinator gardens, cottage gardens, and native plant landscapes. Some varieties are resistant to powdery mildew, a common issue in humid climates.
Beeblossom
Beeblossom (Gaura lindheimeri), also known as Lindheimer’s Beeblossom or Whirling Butterflies, is a delicate, airy perennial with long, arching stems covered in small pink or white flowers. The blooms resemble butterflies fluttering in the wind, creating a light and graceful effect in the garden.
This plant prefers well-drained, sandy or loamy soil and thrives in full sun. It is drought-tolerant and requires minimal care beyond occasional trimming to maintain its shape. Beeblossom is an excellent choice for naturalistic plantings, borders, and pollinator gardens.
Beeblossom is best suited for USDA hardiness zones 5-9, where it can tolerate heat and dry conditions. It blooms continuously from late spring to fall, attracting bees and butterflies throughout the growing season.
Beggar’s Buttons
Beggar’s Buttons (Arctium minus), also known as Lesser Burdock, is a biennial plant known for its purple, thistle-like flowers and distinctive burrs that cling to clothing and animal fur. Its large, heart-shaped leaves and tall, branching stems make it an imposing presence in wild meadows and roadsides.
This plant grows best in well-drained, loamy or clay soil and thrives in full sun to partial shade. It requires little maintenance and is often found in disturbed areas. While sometimes considered a weed, its deep taproots improve soil quality, and its roots have been used in traditional herbal medicine.
Beggar’s Buttons is suited for USDA hardiness zones 3-9. Though it can spread aggressively, it provides nectar for bees and butterflies and serves as a food source for some wildlife species.
Begonia
Begonia (Begonia spp.) is a diverse genus of flowering plants known for their vibrant, waxy flowers and lush foliage. Available in a variety of colors, including red, pink, white, and orange, begonias can be grown as annuals or perennials. Some species have striking, asymmetrical leaves with decorative patterns and textures.
These plants thrive in well-drained, rich, and slightly acidic soil. They prefer partial shade to bright indirect light, making them ideal for shaded gardens, hanging baskets, and indoor containers. Begonias need regular watering but should not be overwatered, as their roots are prone to rot. Deadheading spent blooms encourages continuous flowering.
Begonias can be grown in USDA hardiness zones 9-11 as perennials but are often treated as annuals in cooler climates. They make excellent houseplants and are popular choices for adding color to shaded outdoor spaces.
Belladonna Lily
Belladonna Lily (Amaryllis belladonna), also known as Naked Lady Lily, is a stunning perennial bulb that produces large, fragrant, trumpet-shaped pink flowers on leafless stems in late summer. Its strap-like green leaves appear in winter and die back before the flowers bloom.
This plant thrives in well-drained, sandy, or loamy soil and requires full sun for best flowering. It is drought-tolerant and needs minimal watering, especially during its dormant period. Belladonna Lily is perfect for rock gardens, dry landscapes, and borders, where its surprise blooms add late-season interest.
Belladonna Lily grows well in USDA hardiness zones 7-10. In colder climates, the bulbs should be planted in sheltered areas or lifted and stored for winter. Its showy flowers make it a standout feature in gardens.
Bellflower
Bellflower (Campanula spp.) is a versatile perennial or biennial plant known for its bell-shaped flowers, which come in shades of blue, purple, pink, or white. The flowers bloom in clusters or along tall spikes, adding charm to gardens throughout summer and early fall.
This plant prefers moist, well-drained soil and thrives in full sun to partial shade. Regular watering is needed, especially in dry periods, but it is generally low-maintenance. Deadheading spent flowers promotes reblooming, and taller varieties may require staking for support.
Bellflower is suited for USDA hardiness zones 3-9, depending on the species. It is an excellent choice for cottage gardens, borders, and wildflower meadows, attracting bees and butterflies with its nectar-rich blooms.
Bells of Ireland
Bells of Ireland (Moluccella laevis) is a unique annual plant known for its tall, upright stems covered in green, bell-shaped calyces surrounding tiny white flowers. These striking plants add texture and height to flower arrangements and garden borders.
This plant prefers well-drained, fertile soil and full sun. It needs moderate watering and should be planted in a location with good air circulation to prevent disease. Bells of Ireland can be grown from seeds and may self-sow in favorable conditions.
Bells of Ireland thrive in USDA hardiness zones 2-11 as an annual. They are popular in cut flower gardens and floral arrangements due to their long-lasting, decorative green calyces.
Betony
Betony (Stachys officinalis), also known as Wood Betony, is a hardy perennial with spikes of small, tubular pink, purple, or lavender flowers. It has serrated, oval-shaped leaves and a dense, clumping growth habit, making it an attractive ground cover or border plant.
This plant thrives in well-drained, moderately fertile soil and prefers full sun to partial shade. It requires regular watering, especially in dry conditions, but is generally low-maintenance. Betony is resistant to pests and diseases and can be divided every few years to promote healthy growth.
Betony is best suited for USDA hardiness zones 4-9, where it attracts bees and butterflies. It is valued for both its ornamental appeal and its traditional medicinal uses in herbal remedies.
Big Betony
Big Betony (Stachys macrantha) is a perennial herbaceous plant known for its showy spikes of deep pink to purple flowers that bloom in late spring and summer. Its heart-shaped, textured green leaves form a dense, low-growing clump, making it an excellent ground cover for garden borders and woodland settings.
This plant thrives in well-drained, moist soil and prefers full sun to partial shade. It requires moderate watering and benefits from occasional deadheading to encourage continuous flowering. Big Betony is highly resistant to pests and diseases, making it a reliable addition to perennial gardens.
Big Betony grows well in USDA hardiness zones 4-8, where it attracts pollinators such as bees and butterflies. It is an ideal plant for naturalistic landscapes, cottage gardens, and shaded flower beds.
Bigleaf Periwinkle
Bigleaf Periwinkle (Vinca major) is a fast-growing evergreen ground cover known for its large, glossy green leaves and delicate violet-blue flowers. It blooms from spring to fall and is widely used for erosion control, underplanting shrubs, and covering large areas with dense foliage.
This plant prefers well-drained, fertile soil and thrives in full sun to partial shade. It is highly drought-tolerant once established and requires minimal maintenance. However, it can spread aggressively in some regions, so containment may be necessary.
Bigleaf Periwinkle is best suited for USDA hardiness zones 7-10, where it remains evergreen year-round. Its ability to thrive in difficult conditions makes it a popular choice for slopes, woodland gardens, and shaded areas.
Billbergia
Billbergia (Billbergia spp.) is a tropical bromeliad known for its striking, tubular flowers in shades of pink, red, blue, and purple, often accompanied by brightly colored bracts. It has narrow, arching leaves that form a vase-like rosette, which collects water and nutrients.
This plant thrives in well-drained, airy soil and prefers bright, indirect light. It requires regular misting and occasional watering into its central cup but should not be left in standing water. Billbergia is commonly grown as an epiphyte, making it suitable for hanging baskets and mounted displays.
Billbergia grows best in USDA hardiness zones 9-11. It is a low-maintenance houseplant or garden specimen in tropical and subtropical regions, adding an exotic touch to indoor and outdoor spaces.
Bird Cherry Blossom
Bird Cherry Blossom (Prunus padus) is a deciduous tree known for its clusters of fragrant white flowers that bloom in spring, followed by small black berries that attract birds. It has an elegant, spreading canopy with dark green, lance-shaped leaves that turn yellow in autumn.
This tree thrives in well-drained, moist soil and prefers full sun to partial shade. It is highly adaptable to different soil types and requires minimal pruning. Bird Cherry Blossom is often planted in parks, wildlife gardens, and along roadsides for its ornamental value and ecological benefits.
Bird Cherry Blossom is well-suited for USDA hardiness zones 3-7, where it can withstand cold winters. It provides an important nectar source for pollinators in spring and serves as a valuable food source for birds.
Bird of Paradise
Bird of Paradise (Strelitzia reginae) is an iconic tropical plant known for its striking, bird-like orange and blue flowers that resemble the head of a crane. Its large, banana-like leaves add a lush, exotic feel to gardens and indoor spaces.
This plant thrives in well-drained, fertile soil and requires full sun to partial shade. It needs moderate watering, allowing the soil to dry slightly between waterings. Bird of Paradise benefits from occasional fertilization to promote blooming and should be protected from frost in cooler climates.
Bird of Paradise grows best in USDA hardiness zones 9-11. It is a stunning focal point in tropical landscapes and makes an excellent container plant for patios and indoor environments.
Bishop’s Flower
Bishop’s Flower (Ammi majus), also known as False Queen Anne’s Lace, is an annual flowering plant with delicate, lace-like clusters of tiny white flowers that bloom in summer. Its airy, fern-like foliage adds a soft, elegant touch to garden beds and floral arrangements.
This plant prefers well-drained, nutrient-rich soil and thrives in full sun. It requires regular watering and benefits from deadheading to extend the blooming period. Bishop’s Flower self-seeds easily, making it a great addition to wildflower meadows and cottage gardens.
Bishop’s Flower is suited for USDA hardiness zones 2-11 as an annual. It attracts pollinators such as bees and butterflies and is commonly used as a filler flower in bouquets.
Bishop’s Hat
Bishop’s Hat (Epimedium spp.) is a low-growing perennial known for its unique, heart-shaped leaves and delicate, star-like flowers in shades of yellow, pink, white, or purple. It is a popular ground cover for shaded gardens due to its ability to thrive in low-light conditions.
This plant prefers well-drained, humus-rich soil and grows best in partial to full shade. It is drought-tolerant once established and requires minimal maintenance. Occasional trimming of old leaves in early spring helps promote fresh growth.
Bishop’s Hat grows well in USDA hardiness zones 4-9. It is ideal for woodland gardens, underplanting trees, and shady borders, where its charming foliage and flowers provide year-round interest.
Bitter Cress
Bitter Cress (Cardamine spp.) is a small, fast-growing plant known for its delicate white or pink flowers and deeply lobed green leaves. It is often found in moist woodlands, meadows, and disturbed areas, where it spreads easily through self-seeding.
This plant prefers moist, well-drained soil and thrives in partial shade to full sun. It requires minimal care but should be controlled to prevent aggressive spreading. Bitter Cress is commonly grown as a wild edible, as its young leaves have a peppery flavor similar to watercress.
Bitter Cress grows best in USDA hardiness zones 4-9, where it thrives in cool, temperate climates. It is often used in pollinator gardens and naturalized landscapes due to its ability to attract bees and butterflies.
Bitterroot
Bitterroot (Lewisia rediviva) is a hardy perennial wildflower native to North America, known for its vibrant pink, white, or lavender flowers that bloom in late spring to early summer. It has a low-growing rosette of fleshy, succulent leaves that help it survive in dry conditions.
This plant thrives in well-drained, sandy, or rocky soil and requires full sun. It is highly drought-tolerant and needs little to no watering once established. Bitterroot goes dormant after blooming, with its leaves disappearing until the next season.
Bitterroot is suited for USDA hardiness zones 4-9. It is an excellent choice for rock gardens, xeriscapes, and dry alpine landscapes where it adds bright bursts of color.
Black Cohosh
Black Cohosh (Actaea racemosa), also known as Black Snakeroot, is a tall perennial with long, spiky clusters of small white flowers that bloom in summer. Its deeply divided, fern-like foliage provides an elegant contrast in shaded gardens.
This plant thrives in rich, well-drained soil and prefers partial to full shade. It requires regular watering, especially in dry conditions, and benefits from mulching to retain moisture. Black Cohosh is also known for its medicinal properties and has been traditionally used for women’s health remedies.
Black Cohosh grows well in USDA hardiness zones 3-8. It is a valuable addition to woodland gardens, shade borders, and native plant landscapes, attracting bees and butterflies.
Black Hellebore
Black Hellebore (Helleborus niger), also known as Christmas Rose, is an evergreen perennial with nodding, cup-shaped white or pale pink flowers that bloom in late winter to early spring. Its dark green, leathery leaves remain attractive year-round.
This plant prefers well-drained, humus-rich soil and grows best in partial to full shade. It requires moderate watering and benefits from occasional division to maintain vigor. Black Hellebore is a slow-growing but long-lived plant, making it an excellent choice for shaded garden beds.
Black Hellebore thrives in USDA hardiness zones 3-8. It is ideal for woodland gardens, winter-interest plantings, and shaded borders, providing early-season blooms when few other plants are flowering.
Black-Eyed Susan
Black-Eyed Susan (Rudbeckia hirta) is a cheerful, long-blooming perennial or biennial with bright yellow petals and a dark brown central cone. It is a popular wildflower that adds a burst of color to gardens and attracts butterflies and bees.
This plant thrives in well-drained soil and prefers full sun. It is drought-tolerant once established and requires minimal care. Deadheading spent flowers encourages prolonged blooming, while occasional division helps maintain healthy growth.
Black-Eyed Susan is well-suited for USDA hardiness zones 3-9. It is commonly used in meadow plantings, pollinator gardens, and roadside landscapes, where it provides vibrant, late-season color.
Blackthorn Blossom
Blackthorn Blossom (Prunus spinosa) is a deciduous shrub known for its early-spring display of small, fragrant white flowers that emerge before its spiny branches leaf out. In late summer, it produces blue-black fruits known as sloes, which are used in making sloe gin.
This plant prefers well-drained, moderately fertile soil and thrives in full sun to partial shade. It is highly resilient and can tolerate poor soils, coastal conditions, and drought once established. Blackthorn Blossom is often used for hedging and wildlife-friendly landscapes.
Blackthorn grows best in USDA hardiness zones 4-8. It provides an essential early-season nectar source for pollinators and offers habitat and food for birds and other wildlife.
Blanket Flower
Blanket Flower (Gaillardia spp.) is a hardy, drought-tolerant perennial known for its daisy-like flowers in warm shades of red, orange, and yellow. It has a long blooming period from summer into fall, attracting bees, butterflies, and other pollinators.
This plant thrives in well-drained, sandy, or rocky soil and prefers full sun. It requires little watering once established and benefits from deadheading to encourage continuous blooming. Blanket Flower is an excellent choice for low-maintenance gardens and dry landscapes.
Blanket Flower is best suited for USDA hardiness zones 3-10. It is commonly planted in wildflower meadows, xeriscapes, and borders, where its vibrant blooms add lasting color to garden spaces.
Bladder Campion
Bladder Campion (Silene vulgaris) is a perennial wildflower known for its unique, balloon-like calyx that encloses delicate white petals. It blooms from late spring to summer, adding an airy charm to meadows and roadside landscapes.
This plant thrives in well-drained, sandy, or loamy soil and prefers full sun to partial shade. It is drought-tolerant once established and requires minimal care. Bladder Campion self-seeds easily, making it ideal for naturalized areas and wildflower gardens.
Bladder Campion is best suited for USDA hardiness zones 3-9. It attracts pollinators like bees and butterflies and is often found in prairie plantings and rock gardens.
Blazing Star
Blazing Star (Liatris spicata) is a striking perennial known for its tall spikes of fluffy, purple or pink flowers that bloom from the top down. Its slender, grass-like foliage adds texture to garden borders and prairie landscapes.
This plant thrives in well-drained, sandy, or loamy soil and prefers full sun. It is highly drought-tolerant and requires minimal maintenance. Blazing Star benefits from occasional division to maintain vigor and prevent overcrowding.
Blazing Star grows best in USDA hardiness zones 3-9. It is a magnet for pollinators such as butterflies, bees, and hummingbirds and is commonly used in pollinator gardens and native wildflower plantings.
Bleeding Heart
Bleeding Heart (Dicentra spectabilis) is a shade-loving perennial known for its arching stems adorned with heart-shaped pink or white flowers that bloom in spring. Its delicate, fern-like foliage provides an elegant backdrop in woodland gardens.
This plant thrives in moist, well-drained soil rich in organic matter and prefers partial to full shade. It requires consistent watering, especially during dry periods, and goes dormant in midsummer, so it is best paired with later-blooming perennials.
Bleeding Heart is well-suited for USDA hardiness zones 3-9. It is a perfect choice for shaded borders, cottage gardens, and woodland plantings, offering a romantic and nostalgic appeal.
Blood Lily
Blood Lily (Scadoxus multiflorus) is a tropical bulbous plant known for its showy, spherical clusters of bright red flowers resembling a firework burst. Its broad green leaves emerge after flowering, adding ornamental value.
This plant thrives in well-drained, humus-rich soil and prefers partial shade to full sun. It requires moderate watering during its growing season but should be kept dry when dormant. Blood Lily is best grown in containers or protected areas in colder regions.
Blood Lily grows best in USDA hardiness zones 9-11. It is a striking addition to tropical gardens, shaded borders, and indoor collections where its unique blooms create a bold statement.
Bloodroot
Bloodroot (Sanguinaria canadensis) is a woodland perennial known for its delicate white flowers with golden centers that bloom in early spring. Its blue-green, lobed leaves and red-orange sap give it a distinctive appearance.
This plant thrives in moist, well-drained, humus-rich soil and prefers partial to full shade. It requires little maintenance and naturalizes well in woodland settings. Bloodroot is best planted in groups to create a striking spring display.
Bloodroot is suited for USDA hardiness zones 3-8. It is an excellent choice for shaded gardens, native plant landscapes, and pollinator-friendly areas where it attracts early-season bees.
Blue Daisy
Blue Daisy (Felicia amelloides) is a cheerful, low-growing perennial known for its bright blue, daisy-like flowers with yellow centers. It blooms from spring to fall, providing continuous color in warm climates.
This plant thrives in well-drained soil and prefers full sun. It is drought-tolerant once established and requires occasional deadheading to promote prolonged blooming. Blue Daisy is often used as ground cover or in container plantings.
Blue Daisy grows best in USDA hardiness zones 9-11. It is a popular choice for Mediterranean-style gardens, coastal landscapes, and butterfly-friendly gardens where its vibrant flowers attract pollinators.
Blue Flax
Blue Flax (Linum perenne) is a delicate, drought-tolerant perennial with slender stems and sky-blue flowers that bloom profusely from late spring to mid-summer. Its wispy, fine-textured foliage adds a graceful touch to wildflower meadows.
This plant thrives in well-drained, sandy, or rocky soil and prefers full sun. It requires little watering once established and self-seeds readily, making it ideal for naturalized landscapes. Blue Flax benefits from occasional cutting back to encourage new blooms.
Blue Flax is best suited for USDA hardiness zones 3-9. It is commonly found in prairie plantings, rock gardens, and xeriscapes, where it provides a delicate yet stunning display.
Blue Marguerite
Blue Marguerite (Felicia amelloides) is a charming perennial or annual known for its sky-blue daisy-like flowers with bright yellow centers. It blooms profusely from spring through fall, providing a long-lasting display of color.
This plant thrives in well-drained soil and prefers full sun. It is drought-tolerant once established and requires minimal care apart from occasional deadheading to encourage more blooms. Blue Marguerite is often grown in containers, flower beds, and borders.
Blue Marguerite is best suited for USDA hardiness zones 9-11. It is a favorite among pollinators like butterflies and bees, making it an excellent choice for wildlife-friendly gardens.
Blue Mist Shrub
Blue Mist Shrub (Caryopteris x clandonensis), also known as Bluebeard, is a deciduous shrub known for its airy clusters of blue flowers that bloom in late summer to early fall. Its silvery-green foliage adds a soft contrast to garden landscapes.
This plant prefers well-drained, sandy, or loamy soil and thrives in full sun. It is drought-tolerant and requires minimal maintenance, apart from occasional pruning to encourage bushier growth. Blue Mist Shrub is deer-resistant and attracts pollinators.
Blue Mist Shrub is suited for USDA hardiness zones 5-9. It is commonly used in perennial borders, mixed plantings, and butterfly gardens where its late-season blooms provide vital nectar.
Blue Passion Flower
Blue Passion Flower (Passiflora caerulea) is a stunning vine known for its intricate, exotic-looking flowers with blue, purple, and white filaments. It produces small, orange edible fruits and has lush, lobed foliage.
This fast-growing climber prefers well-drained soil and thrives in full sun to partial shade. It requires regular watering and support structures like trellises or fences to climb. Pruning helps control its vigorous growth and shape.
Blue Passion Flower grows best in USDA hardiness zones 7-11. It attracts butterflies and hummingbirds, making it a perfect addition to wildlife-friendly gardens and tropical landscapes.
Blue Star
Blue Star (Amsonia tabernaemontana) is a hardy perennial known for its clusters of star-shaped, pale blue flowers that bloom in late spring to early summer. Its fine-textured, green foliage turns golden yellow in fall, adding seasonal interest.
This plant thrives in well-drained soil and prefers full sun to partial shade. It is drought-tolerant and requires little maintenance beyond occasional pruning to maintain its shape. Blue Star is resistant to deer and common garden pests.
Blue Star is best suited for USDA hardiness zones 3-9. It is an excellent choice for borders, prairie gardens, and pollinator-friendly landscapes where its soft blue flowers complement other perennials.
Blue Throatwort
Blue Throatwort (Trachelium caeruleum) is an eye-catching perennial or biennial known for its dense clusters of tiny, deep blue to purple flowers. Its delicate blooms form a dome-like shape, creating an attractive display from summer to early fall.
This plant prefers well-drained, fertile soil and thrives in full sun to partial shade. It requires moderate watering and benefits from deadheading to encourage continuous blooming. Blue Throatwort is often used in floral arrangements due to its long-lasting flowers.
Blue Throatwort grows best in USDA hardiness zones 7-10. It is commonly planted in cottage gardens, mixed borders, and pollinator gardens where it attracts butterflies and bees.
Blue Vervain
Blue Vervain (Verbena hastata) is a tall, native wildflower with slender spikes of small, violet-blue flowers that bloom from mid-summer to early fall. Its upright, branching stems add height and texture to naturalized landscapes.
This plant thrives in moist, well-drained soil and prefers full sun to partial shade. It requires regular watering and self-seeds readily, making it an excellent choice for wildflower meadows. Blue Vervain is valued for its medicinal properties and ecological benefits.
Blue Vervain is suited for USDA hardiness zones 3-8. It is often found in wet meadows, rain gardens, and pollinator-friendly plantings where it provides nectar for bees and butterflies.
Blue-eyed Grass
Blue-eyed Grass (Sisyrinchium angustifolium) is a charming perennial with grass-like foliage and delicate, star-shaped blue flowers with yellow centers. Despite its name, it is actually a member of the iris family.
This plant thrives in moist, well-drained soil and prefers full sun to partial shade. It requires moderate watering and spreads gradually through rhizomes, forming small clusters that add a natural look to gardens.
Blue-eyed Grass grows best in USDA hardiness zones 4-9. It is ideal for rock gardens, woodland edges, and meadow plantings where it attracts pollinators and blends beautifully with other wildflowers.
Bluebell
Bluebell (Hyacinthoides non-scripta) is a charming woodland perennial known for its nodding, bell-shaped blue-violet flowers that bloom in dense clusters during spring. Its slender, arching stems and narrow green leaves create a delicate appearance.
This plant thrives in moist, well-drained soil rich in organic matter and prefers partial to full shade. It naturalizes easily in woodland gardens and requires little maintenance beyond occasional thinning to prevent overcrowding.
Bluebell is best suited for USDA hardiness zones 4-9. It is commonly found in forests, shaded borders, and wildflower meadows where it attracts bees and other pollinators.
Bluebeard
Bluebeard (Caryopteris x clandonensis), also called Blue Mist Shrub, is a deciduous shrub known for its clusters of tiny, deep blue flowers that bloom in late summer to early fall. Its aromatic, silvery-green foliage adds contrast to gardens.
This plant prefers well-drained soil and thrives in full sun. It is drought-tolerant once established and requires minimal care aside from light pruning in early spring to encourage bushier growth. Bluebeard is highly attractive to pollinators.
Bluebeard is suited for USDA hardiness zones 5-9. It is a great addition to perennial borders, rock gardens, and pollinator-friendly landscapes where it provides late-season color.
Bluestar Flower
Bluestar Flower (Amsonia spp.) is a resilient perennial known for its clusters of soft blue, star-shaped flowers that bloom in spring. Its fine-textured green foliage turns brilliant gold in fall, providing year-round visual interest.
This plant thrives in well-drained soil and prefers full sun to partial shade. It is drought-tolerant and low-maintenance, requiring occasional pruning to keep it compact. Bluestar is resistant to deer and common garden pests.
Bluestar Flower is best suited for USDA hardiness zones 3-9. It is ideal for borders, prairie plantings, and pollinator gardens, where it attracts butterflies and bees.
Bog Rosemary
Bog Rosemary (Andromeda polifolia) is a low-growing evergreen shrub with narrow, leathery leaves and delicate, bell-shaped pink or white flowers that bloom in spring. It resembles true rosemary but thrives in wetland habitats.
This plant requires acidic, moist, and well-drained soil and prefers full sun to partial shade. It is well-suited for bog gardens and rain gardens, requiring little care once established.
Bog Rosemary grows best in USDA hardiness zones 2-6. It is commonly found in wet meadows, along pond edges, and in cool-climate gardens where it adds texture and beauty.
Boldo Flower
Boldo (Peumus boldus) is an evergreen shrub native to South America, known for its small, white to pale yellow flowers and aromatic, leathery leaves used for medicinal purposes. It has a slow-growing but dense habit.
This plant thrives in well-drained, sandy, or loamy soil and prefers full sun to partial shade. It requires moderate watering and occasional pruning to maintain its shape. Boldo is drought-resistant once established.
Boldo Flower is best suited for USDA hardiness zones 9-11. It is commonly grown in herbal gardens and Mediterranean landscapes where it provides both ornamental value and practical uses.
Bone-set Flower
Bone-set Flower (Eupatorium perfoliatum) is a tall, native perennial with clusters of small, white flowers that bloom from late summer to fall. Its lance-shaped leaves grow around the stem, creating a distinctive “perfoliate” appearance.
This plant thrives in moist, well-drained soil and prefers full sun to partial shade. It is low-maintenance and spreads easily, making it well-suited for naturalized landscapes and wet meadows.
Bone-set Flower is ideal for USDA hardiness zones 3-8. It attracts pollinators such as butterflies and bees and has been historically used in herbal medicine.
Boronia
Boronia (Boronia spp.) is a fragrant evergreen shrub native to Australia, known for its star-shaped pink, red, or purple flowers. Its finely divided, aromatic foliage enhances its appeal in ornamental gardens.
This plant prefers well-drained, sandy soil and thrives in partial shade to full sun. It requires regular watering but dislikes waterlogged conditions. Mulching helps retain moisture and protect its shallow roots.
Boronia is best suited for USDA hardiness zones 9-11. It is often grown in rock gardens, container plantings, and Mediterranean landscapes where its fragrance and delicate blooms add beauty.
Bottle Gentian
Bottle Gentian (Gentiana andrewsii) is a striking perennial known for its deep blue, bottle-shaped flowers that never fully open. Blooming in late summer to fall, these unique flowers rely on bumblebees to force their way inside for pollination.
This plant thrives in moist, well-drained soil and prefers full sun to partial shade. It requires consistent moisture but is otherwise low-maintenance. Bottle Gentian is an excellent choice for naturalized gardens and wetland plantings.
Bottle Gentian grows best in USDA hardiness zones 3-8. It is commonly found in meadows, prairies, and woodland edges, adding vibrant color late in the season.
Bottlebrush
Bottlebrush (Callistemon spp.) is an evergreen shrub or small tree famous for its bright red, cylindrical flower spikes resembling a bottlebrush. It blooms from spring to summer, attracting hummingbirds and pollinators.
This plant prefers well-drained, sandy soil and thrives in full sun. It is drought-tolerant once established and requires occasional pruning to maintain shape. Bottlebrush is often used as a hedge or ornamental specimen.
Bottlebrush is suited for USDA hardiness zones 8-11. It is commonly grown in Mediterranean and coastal gardens, where its vibrant flowers add striking visual interest.
Bougainvillea
Bougainvillea (Bougainvillea spp.) is a fast-growing, tropical vine known for its vivid bracts in shades of pink, purple, red, orange, and white. It blooms year-round in warm climates and creates a spectacular display of color.
This plant thrives in well-drained soil and prefers full sun. It is highly drought-tolerant once established but benefits from occasional pruning to control its vigorous growth. Bougainvillea is ideal for trellises, walls, and hanging baskets.
Bougainvillea grows best in USDA hardiness zones 9-11. It is widely used in tropical landscapes and Mediterranean-style gardens, adding a lush, vibrant touch.
Bowman’s Root
Bowman’s Root (Gillenia trifoliata), also known as Indian Physic, is a native perennial with delicate white, star-shaped flowers that bloom in late spring to early summer. Its fine-textured foliage turns vibrant red in fall.
This plant thrives in well-drained, loamy soil and prefers partial shade to full sun. It requires moderate watering and is relatively low-maintenance, making it ideal for woodland gardens and naturalized landscapes.
Bowman’s Root is suited for USDA hardiness zones 4-8. It is often used in wildflower gardens and pollinator-friendly plantings, where it provides nectar for bees and butterflies.
Brahma Kamal
Brahma Kamal (Saussurea obvallata) is a rare and sacred flowering plant found in the Himalayas. It produces large, creamy-white, lotus-like flowers that bloom at night, emitting a pleasant fragrance.
This plant thrives in high-altitude, rocky terrain with well-drained soil. It requires cool temperatures and moderate moisture but is sensitive to overwatering. Due to its rarity, it is often cultivated in controlled environments.
Brahma Kamal is native to USDA hardiness zones 5-8, but it is typically grown in alpine gardens or greenhouse settings due to its specific climate requirements.
Brazilian Plume Flower
Brazilian Plume Flower (Justicia carnea) is a tropical shrub known for its stunning pink to purple flower spikes that bloom from summer to fall. Its lush, dark green foliage adds to its ornamental appeal.
This plant prefers well-drained, fertile soil and thrives in partial shade to full sun. It requires regular watering and benefits from occasional pruning to encourage bushier growth. Brazilian Plume Flower attracts hummingbirds and butterflies.
Brazilian Plume Flower grows best in USDA hardiness zones 8-11. It is commonly used in tropical gardens, borders, and container plantings where its showy blooms create a striking display.
Breckland Thyme
Breckland Thyme (Thymus serpyllum), also known as Wild Thyme, is a low-growing, aromatic herb with tiny purple to pink flowers that bloom in summer. Its creeping habit makes it an excellent ground cover, releasing a pleasant fragrance when stepped on.
This plant thrives in well-drained, sandy or rocky soil and prefers full sun. It is drought-tolerant once established and requires minimal maintenance aside from occasional trimming to encourage dense growth.
Breckland Thyme is suited for USDA hardiness zones 4-9. It is commonly used in rock gardens, herb gardens, and between stepping stones to add beauty and fragrance.
Bridal Wreath Spirea
Bridal Wreath Spirea (Spiraea prunifolia) is a deciduous shrub known for its cascading branches covered in clusters of small, white flowers in spring. Its bright green foliage turns yellow to orange in fall, adding seasonal interest.
This plant thrives in well-drained soil and prefers full sun to partial shade. It is drought-tolerant and requires minimal care, except for occasional pruning after flowering to maintain its shape.
Bridal Wreath Spirea grows best in USDA hardiness zones 4-8. It is often used as a hedge, border plant, or specimen shrub in cottage gardens and traditional landscapes.
Bristly Hollyhock
Bristly Hollyhock (Alcea setosa) is a tall, striking perennial with large, funnel-shaped flowers in shades of pink, purple, and white. It blooms throughout summer, attracting bees, butterflies, and hummingbirds.
This plant thrives in well-drained, rich soil and prefers full sun. It is drought-tolerant but benefits from regular watering during dry spells. Staking may be necessary to support its tall stems in windy conditions.
Bristly Hollyhock is best suited for USDA hardiness zones 3-9. It is commonly grown in cottage gardens, along fences, and in pollinator-friendly landscapes.
Broadleaf Lupine
Broadleaf Lupine (Lupinus latifolius) is a perennial wildflower native to North America, known for its tall spikes of blue to purple pea-like flowers. Its lush, palmate leaves add to its ornamental appeal.
This plant prefers moist, well-drained soil and thrives in full sun to partial shade. It is drought-tolerant once established and helps improve soil fertility by fixing nitrogen.
Broadleaf Lupine is suited for USDA hardiness zones 5-9. It is often found in meadows, woodland edges, and restoration projects where it supports pollinators and wildlife.
Brown Bellflower
Brown Bellflower (Campanula cochleariifolia) is a delicate perennial with nodding, bell-shaped flowers that range in color from pale brownish-purple to blue. It blooms in summer and spreads easily in the right conditions.
This plant thrives in well-drained, loamy soil and prefers partial shade to full sun. It requires moderate watering and benefits from deadheading to prolong blooming.
Brown Bellflower grows best in USDA hardiness zones 4-8. It is commonly used in rock gardens, borders, and woodland plantings where it adds a soft, natural charm.
Brown-Eyed Susan
Brown-Eyed Susan (Rudbeckia triloba) is a cheerful wildflower known for its bright yellow petals surrounding a dark brown center. It blooms from mid-summer to fall and attracts pollinators such as bees and butterflies.
This plant thrives in well-drained, fertile soil and prefers full sun. It is drought-resistant and low-maintenance, making it an excellent choice for wildflower gardens and naturalized areas.
Brown-Eyed Susan is suited for USDA hardiness zones 4-9. It is often found in prairies, meadows, and borders, adding long-lasting color to the landscape.
Bryony
Bryony (Bryonia spp.) is a fast-growing, herbaceous climbing vine known for its lobed green leaves, small greenish-white flowers, and bright red or black berries. Some species, such as White Bryony (Bryonia alba), are toxic if ingested.
This plant thrives in well-drained, nutrient-rich soil and prefers full sun to partial shade. It is highly adaptable and spreads rapidly, often climbing over nearby vegetation for support. Regular pruning is needed to control its growth.
Bryony is best suited for USDA hardiness zones 4-9. It is commonly found in hedgerows, woodland edges, and wild landscapes, where it adds vertical interest but should be monitored due to its invasive nature.
Brugmansia
Brugmansia, commonly known as Angel’s Trumpet, is a tropical shrub or small tree with large, pendulous, trumpet-shaped flowers in shades of white, yellow, pink, or orange. Its blooms are highly fragrant, especially in the evening.
This plant thrives in well-drained, fertile soil and prefers full sun to partial shade. It requires regular watering and benefits from occasional fertilization to encourage continuous flowering. All parts of the plant are toxic if ingested.
Brugmansia is suited for USDA hardiness zones 9-12. It is often grown in tropical gardens, as a container plant, or as a showy focal point in warm climates.
Brush Cherry
Brush Cherry (Syzygium australe) is an evergreen shrub or small tree with glossy green leaves, fluffy white flowers, and bright red edible berries. It is often used as a hedge or topiary due to its dense, compact growth.
This plant prefers well-drained, slightly acidic soil and thrives in full sun to partial shade. It requires regular pruning to maintain its shape and occasional watering during dry periods.
Brush Cherry grows best in USDA hardiness zones 9-11. It is commonly used in formal gardens, tropical landscapes, and urban plantings where it provides both ornamental and practical value.
Buckbean
Buckbean (Menyanthes trifoliata) is a unique aquatic or bog plant with striking white, fringed flowers that bloom in spring. Its trifoliate leaves float on the water’s surface, creating a distinctive appearance in wetland environments.
This plant thrives in shallow water, marshy soil, or pond edges and prefers full sun to partial shade. It requires consistently moist conditions and spreads naturally in the right environment.
Buckbean is best suited for USDA hardiness zones 3-7. It is commonly found in bog gardens, natural ponds, and wetland restoration projects where it enhances biodiversity.
Bulbous Buttercup
Bulbous Buttercup (Ranunculus bulbosus) is a perennial wildflower with bright yellow, glossy flowers and deeply divided leaves. It blooms from spring to early summer and spreads through underground bulbs.
This plant thrives in well-drained, dry to moderately moist soil and prefers full sun. It is drought-tolerant and can grow in poor soils, but it should be controlled in pastures as it can be toxic to livestock when fresh.
Bulbous Buttercup is suited for USDA hardiness zones 4-8. It is commonly found in meadows, grasslands, and roadside verges, adding cheerful color to natural landscapes.
Bur Marigold
Bur Marigold (Bidens spp.) is a fast-growing annual or perennial wildflower known for its daisy-like yellow flowers and seed heads that attach to clothing and animal fur. It blooms from summer to fall and attracts pollinators.
This plant prefers moist, nutrient-rich soil and thrives in full sun. It is commonly found in wet meadows, along riverbanks, and in rain gardens. Regular deadheading can extend its blooming period.
Bur Marigold grows best in USDA hardiness zones 3-9. It is often used in native plant gardens, wetland restorations, and pollinator-friendly landscapes.
Burning Bush
Burning Bush (Euonymus alatus) is a deciduous shrub known for its brilliant red foliage in fall, giving it a fiery appearance. It also produces small greenish flowers in spring, followed by red berries in late summer.
This plant thrives in well-drained soil and prefers full sun to partial shade. It is drought-tolerant once established and requires occasional pruning to maintain its shape. However, it is considered invasive in some regions.
Burning Bush is best suited for USDA hardiness zones 4-8. It is commonly used in hedges, foundation plantings, and as an ornamental accent in landscapes.
Bush Morning Glory
Bush Morning Glory (Ipomoea leptophylla) is a perennial shrub-like plant with funnel-shaped lavender to pink flowers that open in the morning and close by afternoon. Its deep taproot makes it highly drought-tolerant.
This plant thrives in well-drained, sandy, or rocky soil and prefers full sun. It requires little maintenance and can withstand dry conditions, making it a great choice for xeriscaping.
Bush Morning Glory grows best in USDA hardiness zones 4-9. It is often found in prairies, dry plains, and wildflower gardens, adding beauty to arid landscapes.
Bush Violet
Bush Violet (Browallia speciosa) is a tender perennial or annual known for its vibrant blue to purple star-shaped flowers. It blooms continuously from spring to fall, providing long-lasting color.
This plant prefers well-drained, fertile soil and thrives in partial shade to full sun. It requires regular watering and occasional feeding to encourage continuous blooming.
Bush Violet is suited for USDA hardiness zones 9-11 but is commonly grown as an annual in cooler climates. It is perfect for containers, hanging baskets, and shaded garden borders.
Butter Daisy
Butter Daisy (Melampodium divaricatum) is a compact, bushy annual with bright yellow daisy-like flowers that bloom profusely from spring to frost. Its cheerful blooms attract butterflies and other pollinators.
This plant thrives in well-drained, sandy or loamy soil and prefers full sun. It is heat-tolerant and requires minimal care, making it a great choice for low-maintenance gardens.
Butter Daisy grows best in USDA hardiness zones 9-11 but can be grown as an annual in cooler regions. It is ideal for borders, containers, and pollinator gardens.
Buttercup
Buttercup (Ranunculus spp.) is a genus of wildflowers known for their glossy, bright yellow petals and deeply lobed leaves. Some species bloom in early spring, while others flower throughout summer.
This plant prefers moist, well-drained soil and thrives in full sun to partial shade. It requires regular watering and can spread aggressively in wet conditions. Some species are toxic to livestock when ingested fresh.
Buttercup is suited for USDA hardiness zones 3-9, depending on the species. It is often found in meadows, wetlands, and cottage gardens, adding a pop of golden color.
Butterfly Bush
Butterfly Bush (Buddleja davidii) is a fast-growing shrub famous for its long, fragrant flower spikes in shades of purple, pink, white, and yellow. Its nectar-rich blooms attract butterflies, bees, and hummingbirds.
This plant thrives in well-drained soil and prefers full sun. It is drought-tolerant once established but benefits from regular pruning to promote vigorous growth and prevent seed spread, as it can be invasive in some areas.
Butterfly Bush grows best in USDA hardiness zones 5-9. It is commonly used in pollinator gardens, hedges, and mixed borders to attract wildlife.
Butterfly Pea
Butterfly Pea (Clitoria ternatea) is a tropical vine known for its striking blue, purple, or white pea-like flowers. It is commonly used as an ornamental plant and for making herbal tea, which changes color depending on pH levels.
This plant thrives in well-drained, fertile soil and prefers full sun to partial shade. It requires regular watering and benefits from occasional fertilization to support its vigorous growth and continuous flowering.
Butterfly Pea grows best in USDA hardiness zones 10-11, but it can be grown as an annual in cooler climates. It is often used in trellises, fences, and container gardens for its climbing habit and vibrant blooms.
Butterfly Weed
Butterfly Weed (Asclepias tuberosa) is a native North American perennial known for its clusters of bright orange flowers that attract butterflies, particularly monarchs. Its lance-shaped green leaves provide a food source for caterpillars.
This plant thrives in well-drained, sandy or loamy soil and requires full sun. It is drought-tolerant once established and does not need much maintenance aside from occasional deadheading.
Butterfly Weed is suited for USDA hardiness zones 3-9. It is commonly found in prairies, wildflower meadows, and pollinator gardens, where it helps support native insect populations.
Buttonbush
Buttonbush (Cephalanthus occidentalis) is a deciduous shrub with unique spherical white flower clusters that resemble small pincushions. These fragrant blooms attract bees, butterflies, and hummingbirds.
This plant prefers moist, well-drained soil and thrives in full sun to partial shade. It is commonly found near ponds, streams, and wetlands, making it a great choice for rain gardens and erosion control.
Buttonbush grows best in USDA hardiness zones 5-10. It is often used in wildlife-friendly landscapes, wetland restorations, and as an ornamental shrub in gardens with adequate moisture.
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