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American gooseberry mildew

American gooseberry mildew causes a white powder on branches and berries.

recognize American gooseberry mildew
American gooseberry mildew, photo: AgroFlora.ru

American gooseberry mildew (Sphaerotheca mors-uvae) A fungus that causes a white powder on branches and berries. The fungus overwinters in the young wood.

Where to find

Control

Remove affected branches.

Prevention

Ensure adequate air circulation in and around the shrub. Mildew-tolerant varieties are available.