Viburnum Davidii Black Leaves
The adult weevil is a black wingless weevil about inch long.
Viburnum davidii black leaves. This plant also produces berries that turn from red to black as they age. Viburnum diseases leaf spot. This viburnum species is quite at home in wet soils being native to swampy areas and along bodies of water. Various fungi including the anthracnose fungus can cause viburnum leaves to develop black sunken lesions.
Another fungal disease powdery mildew attacks new leaves and shoots leaving behind a white or grayish. Their leaves turn a shade of reddish purple in autumn. Family adoxaceae genus viburnum can be deciduous or evergreen shrubs with opposite simple or palmately lobed leaves and clusters of small often fragrant white or pink flowers followed by red blue or black berries. It is a deciduous species and will add fall color when the leaves change.
Do not see any bugs on the leaves. The fungus produces fruiting bodies that show up on bark and branches as brown to black plump bumps. Among the most common causes for viburnum leaves turning brown or black are leaf spot diseases. Eventual mature plant size.
The koreanspice diminutive species of viburnum has white or pink flowers that add a lovely spiced scent to your garden. Originating from w china a small spreading evergreen shrub with leathery deep green three veined leaves and flattened heads of small white flowers followed by metallic blue black berries. Black spots on viburnum asked june 12 2015 10 40 am edt we have a grouping of carlesii compactum viburnums and two of them have paler green leaves with black areas on the leaves picture attached. Too wet isn t usually a problem.
For instance this plant has large clusters of waxy flowers with bright red berries that fade to black in the fall. Bark and branches botryosphaeria canker is a serious disease of viburnum and many other ornamentals. It is characterized by dead or wilted leaves. Root weevil adults such as the black vine weevil otiorhynchus sulcatus feed on foliage and the injury shows up as ragged notches on the leaf edges.
Well drained soil in sun part shade. Downy mildew appears both.