Best Cultivar

Clematis 'Jackmanii' is a deciduous climbing cultivar with large deep violet-purple flowers, raised by George Jackman & Son of Woking, Surrey, England. It was introduced in the 1860s as a hybrid of Clematis lanuginosa and is considered the first large-flowered clematis hybrid widely available to gar...

Bougainvillea 'Barbara Karst' is a popular hybrid cultivar prized for its intense red-magenta bracts and exceptional heat tolerance, making it one of the most widely planted bougainvilleas in warm climates.

Calluna vulgaris 'Kinlochruel' is a cultivar of common heather, an evergreen shrub in the Ericaceae family grown for its ornamental double white flowers. It is a low, spreading, autumn-flowering selection suited to acidic soils and open, sunny positions. The cultivar has received the Royal Horticult...

Calluna vulgaris 'Firefly' is a cultivar of common heather distinguished by foliage that turns bright reddish-bronze during the winter months. It produces small, pale purple flowers in late summer and autumn and forms a low, evergreen shrub suited to acidic soils and sunny sites. The cultivar is use...

Calluna vulgaris 'Joy Vanstone' is a notable heather cultivar distinguished by its golden foliage and vibrant, deep pink flowers that bloom in autumn.

Calluna vulgaris 'J.H. Hamilton' is a notable common heather cultivar recognized for its dense, double rose-pink flowers and its Award of Garden Merit.

Erica vagans 'Mrs. D.F. Maxwell' is a Cornish heath cultivar holding an RHS Award of Garden Merit, noted for its deep carmine flowers and robust growth.

Erica carnea 'Springwood White' is a widely cultivated variety of alpine heath, prized in horticulture for its pure white flowers and low-growing, spreading evergreen foliage.

Calluna vulgaris 'Elsie Purnell' is a cultivated variety of common heather distinguished by its double, pale pink flowers and has earned the RHS Award of Garden Merit.

Calluna vulgaris 'H.E. Beale' is a long-established Scotch heather cultivar from the 1920s, highly regarded for its dense spikes of double pale pink flowers in late summer.

Erica carnea 'Vivellii' is a low-growing winter heath cultivar highly valued in ornamental horticulture for its deep crimson flowers and bronze-tinted winter foliage.

Rosa 'Don Juan' is a deep crimson climbing rose cultivar bred by Michele Malandrone and introduced in 1958. It is distinguished by its large, velvety, hybrid-tea-style blooms and a strong, notable fragrance. The plant produces repeat flushes of flowers throughout the growing season on long, vigorous...

Calluna vulgaris 'Silver Knight' is a widely grown heather cultivar prized for its silvery-grey evergreen foliage and pale purple flowers, holding an RHS Award of Garden Merit.

Calluna vulgaris 'County Wicklow' is a widely grown Irish cultivar of Scotch heather introduced in the mid-20th century, prized for its double light pink late-summer blooms.

Erica carnea 'Ruby Glow' is a widely grown winter heath cultivar notable for its deep ruby-red flowers and dark green foliage, often blooming from late winter to mid-spring.

Clematis 'Ville de Lyon' is a deciduous climbing vine and a widely grown large-flowered clematis hybrid. Introduced in France in 1899 by nurseryman Francisque Morel, it is distinguished by its carmine-red flowers, which feature slightly darker edges and contrasting yellow stamens. The plant blooms f...

Erica carnea 'King George' is an early-blooming winter heath cultivar distinguished by its bright ruby-red flowers, a favored ornamental plant for rock gardens since the 1930s.

Wisteria macrostachya 'Blue Moon' is a deciduous twining vine cultivar developed from the North American native Kentucky wisteria. It was specifically selected for its exceptional cold hardiness, tolerating winter temperatures down to USDA Zone 3. The cultivar is distinguished by its ability to bloo...

Aurora is a haskap or honeyberry cultivar of Lonicera caerulea developed through the University of Saskatchewan fruit-breeding program. It produces elongated blue fruit known for relatively large size and a sweet-tart flavor, and it is grown both for fresh use and processing. The shrub is cold-hardy...

Erica carnea 'Winter Beauty' is a popular ornamental heath cultivar prized for its long blooming season, featuring pale pink flowers that deepen to rich pink as they mature.

Erica carnea 'Snow Queen' is an evergreen heath cultivar recognized for its pure white winter blooms that completely cover the plant's dense, dark green needle-like foliage.

Erica carnea 'Springwood Pink' is a popular ornamental cultivar of the winter heath, notable for producing an abundance of pale pink flowers that bloom from late winter into spring.

Rosa 'Climbing Iceberg' is a white climbing rose cultivar that originated as a sport of the popular floribunda bush rose 'Iceberg' in 1968. It produces large clusters of pure white, double flowers that repeat bloom throughout the growing season. The plant develops long, vigorous canes that can be tr...

Ipomoea tricolor 'Heavenly Blue' is a widely cultivated morning glory vine native to the tropical regions of the Americas. It is a fast-growing, herbaceous annual climber recognized for its large, trumpet-shaped flowers that unfurl in the morning to display a distinct sky-blue color with a yellow th...

Clematis 'Nelly Moser' is a large-flowered deciduous climbing vine introduced in 1897. The cultivar is distinguished by its pale mauve-pink sepals, each featuring a prominent central bar of carmine-pink, surrounding a central cluster of stamens. It produces an initial heavy flush of flowers in late...

Wisteria frutescens 'Amethyst Falls' is a cultivar of American wisteria, a deciduous climbing vine native to the eastern United States. Unlike its Asian relatives, this variety exhibits a more compact and less aggressive growth habit, making it manageable in residential gardens. It is distinguished...

Erica carnea 'Atrorubra' is a winter heath cultivar recognized by botanists and gardeners for its dark crimson-red flowers, which bloom vividly against its green evergreen foliage.

Albion is a day neutral cultivar of the garden strawberry, Fragaria x ananassa, released by the University of California, Davis in 2004. It produces fruit over an extended season under suitable conditions and is known for large, firm berries with good flavor and shipping quality. The plants have res...

Calluna vulgaris 'Alba Plena' is a classic heather cultivar distinguished by its abundant, fully double white flowers that provide late-season garden interest.