Greenhouse and Nursery - Downy Mildew

Downy mildew is becoming more of a problem in greenhouses and perennial nurseries. Greenhouse growers, perennial growers, and garden centers should be aware of this disease. The following is a presentation on downy mildew in common annual and perennial plants.


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From a presentation by Bob Mulrooney, Extension Plant Pathologist, University of Delaware at the 2007 Greenhouse Session at Delaware Agriculture Week.