Crabapple: Powdery mildew
Crabapple: Powdery mildew categories: Crabapple Crabapple Diseases Ornamental trees Ornamentals revision date: 2024-06-05 10:40 Powdery mildew on apple leavesPhoto by: R.S. Byther Biology Powdery mildew of crabapple is typically seen on the foliage, but may also occur on twigs, blossoms, and fruit. Characteristic patches of white, powdery fungus develop on the leaves and terminal shoots. […]