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Prior to the introduction of 'Jackmanii', the disease clematis wilt was little known and not widespread. [6] However, because 'Jackmanii' was bred from C. lanuginosa (a species which is susceptible to the pathogen which causes the disease), and because 'Jackmanii' led to a series of similar hybrids and the popularisation of the genus, clematis wilt soon became a serious problem for the new ...
George Junior and his father started to hybridise Clematis in July 1858. [1] Clematis 'Jackmanii' resulted from the first batch, and was awarded the Royal horticultural Society's First Class Certificate in August 1863. [1] With Thomas Moore, he co-authored The Clematis as a Garden Flower (1872; revised 1877). Jackman's papers are in Surrey ...
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Clematis is a genus of about 380 species [2] [3] within the buttercup family, Ranunculaceae. [4] Their garden hybrids and cultivars have been popular among gardeners, [5] beginning with Clematis 'Jackmanii', a garden staple since 1862; more cultivars are being produced constantly.
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Over 70 species and cultivars of clematis currently (2016) [1] possess the Royal Horticultural Society's Award of Garden Merit, reflecting this plant's continued popularity in gardens in the United Kingdom. Clematis is a genus of woody based perennials, mostly climbers with a twining habit, though some are grown as groundcover or as herbaceous ...
Prefers full sun, but will flower in partial shade. These woody-stemmed plants can be pruned in fall or early spring to within a couple of feet of the ground, and will vine up fence, trellis, arbors (or other plants) to heights of 10 to 30 feet. Clematis ternifolia can also be allowed to sprawl along the ground as a dense ground cover. Blooms ...
The garden is roughly 1-acre (0.40 ha) in size and is home to the Rogerson Clematis Collection, a Nationally Accredited Plant Collection consisting of more than 2,000 individual clematis plants. It represents nearly 900 distinct species or cultivars from around the world, including rare and historic hybrids , American species, and recent ...