Powdery Mildew (Apricots)

General Description

Powdery mildew (Sphaerotheca pannosa) is not normally a problem on apricots, but some fruit russeting has been observed in recent years. Primary inoculum is thought to originate primarily from nearby peaches and infected roses.

Management

Chemical Control

The following fungicides will provide control or suppression of powdery mildew on apricot. 

Do not apply sulphur to apricots as it will cause defoliation.

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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