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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.
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Clematis, the queen of the climbers, is actually three sisters that bloom at different times. There is one that blooms early in the season, some are evergreen and the rest are deciduous.
According to National Weather Service climate data, the average last frost date for final frost in Akron is May 10, and the earliest is April 9, according to 1991-2021 data. The Farmer's Almanac ...
Clematis aristata is a popular hardy garden plant. It prefers a semi-shaded or shaded position and cool deep soils and will withstand heavy pruning. [5] It is a vigorous climber and may become a problem by smothering other plants. Propagation can be carried out from fresh seed and from cuttings of semi-hardened stems. [5]
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 ...
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.
Frost damage may refer to: Frost damage (construction), damage to constructions caused by the freezing of the moisture in the materials.