Olive-green to black, velvety spots on leaves and fruit that become corky and scabby on the fruit surface, reducing marketability and, in severe cases, causing defoliation.
Favorable conditions
•Cool, wet spring weather during bud break and bloom
•Ascospores released from overwintered fallen leaf litter
Management
1Apply a protectant fungicide program from green tip through petal fall
2Shred or remove fallen leaves in autumn to reduce overwintering spores