Search results
Results from the WOW.Com Content Network
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 ...
For premium support please call: 800-290-4726 more ways to reach us
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.
Botanical Name:Iris spp. Sun Exposure: Full sun to part shade Soil Type: Medium to moist, well-draining, rich Soil pH: Slightly acidic to Neutral (6.5-7.5) USDA Hardiness Zones: 3 to 10. In ...
Pruning at the wrong time can eliminate flowers or make the plants more susceptible to winter injury. Use this seasonal calendar as a general guide to pruning practices for all types of roses.
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 ...
Calophoma clematidina is a fungal plant pathogen and the most common cause of the disease clematis wilt affecting large-flowered varieties of Clematis. Symptoms of infection include leaf spotting, wilting of leaves, stems or the whole plant and internal blackening of the stem, often at soil level.