PUBLICATION SP277X
Plant Diseases: Black Knot of Plum and Cherry
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Summary
Black knot is a common disease in plum, prune, and cherry plants, causing swelling of twigs and elongated, hard knots on older limbs. Caused by the fungus Apiosporina morbosa, infection occurs through wounds or unwounded twigs, leading to new infections.
Publications in Series: Plant Diseases Part 1
Phomopsis Blight of Juniper
Plant Diseases: Bacterial Wilt of Cucurbits
Entomosporium Leaf Spot of Photinia
Plant Diseases: Azalea Leaf and Flower Gall
Plant Diseases: Brown Rot of Stone Fruits
Plant Diseases: Bacterial Spot of Peach
Plant Diseases: Black Rot of Grape
Plant Diseases: Disease Resistance in Recommended Vegetable Varieties for Home Gardens
Plant Diseases: Root Rots and and Seedling Disease of Beans and Peas
Black Shank of Tobacco
Plant Diseases: Fire Blight
Plant Diseases: Foliar Diseases of Tomato
Plant Diseases: Blossom-End Rot
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