Powdery Mildew (Sour Cherries)

General Description

Foliage of sour cherries is severely affected by powdery mildew (Podosphaera clandestina) most years. Visible fruit mildew may be more likely on late-harvest fruit.

powdery mildew on sour cherry leaves

Management

Cultural Control

Avoid dense planting. Prune to increase air movement.

Chemical Control

Fungicides registered for control or suppression of powdery mildew on sour cherries include:

Updated July, 2018

Funding for this project was provided in part by Agriculture and Agri-Food Canada and the B.C. Ministry of Agriculture through programs delivered by the Investment Agriculture Foundation of B.C.

Agriculture and Agri-Food Canada, the B.C. Ministry of Agriculture and the Investment Agriculture Foundation of BC, are pleased to participate in the delivery of this project. We are committed to working with our industry partners to address issues of importance to the agriculture and agri-food industry in British Columbia. Opinions expressed in this publication are those of the BCFGA and not necessarily those of the Investment Agriculture Foundation, the B.C. Ministry of Agriculture or Agriculture and Agri-Food Canada.

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