This biological fungicide is for the control of powdery mildew. The active agent is a fungal parasite, Ampelomyces quisqualis, a natural enemy of powdery mildew. Developed in Israel, it has proven effective on many vegetables, ornamentals & fruit crops. Apply at first sign of powdery mildew at 1/2 oz per acre. Reapply after 1 to 2 weeks. Active ingredient: 58.0% Ampelomyces quisqualis isolate M-10. For CA commercial growers a Pest ID# is required.
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