Bear's Breeches (Acanthus mollis). Hardy, herbaceous perennialDescription: Pure white flowers with purple-shaded bracts on 3' stalks in late spring to midsummer; shiny, dark green, deeply lobed foliage Habit: Grows 4' high and 3' wide, clump forming Culture: ... - Bear's Breeches (Acanthus mollis).
Bear's Foot Hellebore (Helleborus foetidus). Description: Hardy, evergreen perennial - Light green, bell-shaped flowers, often purple-margined, above large, pale-green bracts; blooms in late winter or very early spring on stout, 12-inch stems Habit: Leathery&... - Bear's Foot Hellebore (Helleborus foetidus).
Bee Balm (Monarda didyma). Herbaceous, North American perennialDescription: Showy clusters of bright scarlet flowers in summer, which attract bees, butterflies, and hummingbirds; fragrant foliage Habit: Grows 3 to 4 feet high and spreads 3 feet or more ... - Bee Balm (Monarda didyma).
Belle Vichysoise Rose (Rosa x noisettiana cv.). Hardy climbing or shrub roseDescription: Produces large clusters of pale pink, lightly fragrant flowers, heavily in spring and repeating through the seasonHabit: Grows 8-13 feet high; vigorousHardiness: Cold hardy to Zone 6bThis early Noi... - Belle Vichysoise Rose (Rosa x noisettiana cv.).
Bird's Foot Violet; Crowfoot (Viola pedata). Hardy, spring-flowering, North American perennialDescription: Brightly colored, five-petaled flowers-the upper 2 petals are deep violet and the lower 3 pale lavender. This plant has many natural variations in petal color including p... - Bird's Foot Violet; Crowfoot (Viola pedata).
Black Cohosh; Snakeroot (Actaea racemosa). Hardy, herbaceous North American perennialDescription: Tall spires of snow-white blossoms in early summer tower above the rich, large, dark green foliageHabit: Flower stalks grow to 6' high; 3' wideCulture: Prefers shade but tolerat... - Black Cohosh; Snakeroot (Actaea racemosa).
Black Willow (Salix Nigra). Deciduous, North American medium-large fast-growing treeDescription: Dark brown to black bark develops into a rough shaggy texture with age, narrow tapered dark green leaves grow up to 6", single or multi-trunkedHabit: Grows 30 to 8... - Black Willow (Salix Nigra).
Black-eyed Susan; Orange Coneflower (Rudbeckia fulgida var. fulgida). Hardy, summer to fall-blooming, native perennialMasses of bright yellow, daisy-like flowers with dark brown centers; shiny, deep green foliageOrigin: Eastern United StatesThis showy, long-blooming wildflower is native to... - Black-eyed Susan; Orange Coneflower (Rudbeckia fulgida var. fulgida).
Blackberry Lily (Iris domestica). Hardy, herbaceous summer-flowering perennialRobust plant with iris-like foliage and red-spotted orange flowers on tall stalks, followed by unusual seed heads that resemble blackberries, but the seeds are not edibleOrigin: AsiaThis A... - Blackberry Lily (Iris domestica).
Blanket Flower (Gaillardia aristata). Description: Hardy herbaceous North American perennial - Yellow ray florets are sometimes tinged red at the base; and reddish-orange central disk florets. Blooms summer through autumn Habit: Grows 2 to 3 feet high and wide. Erect but spreading habit ... - Blanket Flower (Gaillardia aristata).
Bloodroot (Sanguinaria canadensis). Hardy, perennial North American native Description: Single, pure white flowers bloom in early spring as the leaf emerges. Pinkish flowers occur rarely. Habit: Deeply lobed, palm-like leaf. Named for the thick roots that have orang... - Bloodroot (Sanguinaria canadensis).
Bloody Geranium (Geranium sanguineum). Hardy, summer-flowering perennial Description: Bears a profusion of cup-shaped, deep magenta pink to crimson colored flowers with darker veins and white eyes; dark green, deeply cut foliage turns deep ruby red Habit: Grows 18 inches... - Bloody Geranium (Geranium sanguineum).
Blue False Indigo (Baptisia australis). Herbaceous, spring-flowering perennial Description: Deep indigo blue, pea-like flowers in clusters above shrubby plants with bright blue-green foliage Habit: Grows 3 to 4' feet high Culture: Prefers part shade to full sun and moist but w... - Blue False Indigo (Baptisia australis).
Blue Mist Flower (Conoclinium coelestinum). Late summer flowering, North American perennial Description: Deep blue, mist-like flowers in late summer and autumn; attractive burgundy stems Habit: Plants grow to 3 feet high and 4-5 feet wide; spreads by underground runners Culture: Pr... - Blue Mist Flower (Conoclinium coelestinum).
Blue Star (Amsonia tabernaemontana). Hardy, late-spring flowering perennialDescription: Clusters of pale blue flowers borne on 3-foot stems; dark green, peach-leaf foliage turns yellow in the fallHabit: Grows up to 3 ft high and wide, vase-shaped Culture: Prefers full ... - Blue Star (Amsonia tabernaemontana).
Bottlebrush Buckeye (Aesculus parviflora). Hardy, mid-summer flowering, North American shrub Description: Bears showy, spidery white flowers, with protruding stamens, in 12-inch conical clusters, followed by smooth-skinned fruit Habit: Grows to 10 feet hi... - Bottlebrush Buckeye (Aesculus parviflora).
Bridalwreath Spirea (Spiraea prunifolia). Description: Hardy, deciduous, spring-flowering shrub ?- A profusion of double, pure white flowers are borne in dense clusters on arching branches before the emergence of small, elliptical, shiny dark green leaves; folia... - Bridalwreath Spirea (Spiraea prunifolia).
Brown Turkey Fig (Ficus carica cv.). Half-hardy, deciduous shrubDescription: Produces medium to large, reddish-purple fruits with amber flesh in late summer and fallHabit: Grows 10'-30' high and wide; vigorous; multi-stemmed; cold-tolerantCulture: Needs full sun for best fru... - Brown Turkey Fig (Ficus carica cv.).
Butterfly Weed (Asclepias tuberosa). Hardy, North American perennial Description: Clusters of small, bright orange to red flowers in early summer; deep green foliage Habit: Grows up to 2.5' high and 1.5' wide Culture: Prefers full sun to part shade and well-drained garden so... - Butterfly Weed (Asclepias tuberosa).
Button Bush (Cephalanthus occidentalis). Description: Deciduous, summer flowering North American shrub bears ball-like heads of small, very fragrant, white or cream-colored flowers; glossy, medium-green leaves with red veins and midribs, arranged in whorls of 3... - Button Bush (Cephalanthus occidentalis).