Grapevines

Asked July 2, 2019, 6:47 PM EDT

How do i treat powdery mildew on grapevines? Organically and non organic.

Kent County Michigan powdery mildew

1 Response

Treating for powdery mildew on grapes is rather complicated. It is important to understand the disease. Management of the disease begins before bloom and is season long. Prevention is really the key. Here are some good links that should help answer your questions:
https://www.canr.msu.edu/uploads/files/e2698.pdf
https://articles.extension.org/pages/31529/powdery-mildew-of-grapes
I hope this is helpful,