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Author: Gabriel Rennberger

PhD, Professor, University of Florida Institute of Food and Agricultural Sciences

powdery mildew photo on watermelon leaf

Powdery Mildew on Watermelon

Powdery mildew (caused by the fungus named Podosphaera xanthii) was consistently among the most prevalent diseases of watermelon in a survey of foliar diseases done in 2015 and 2016, second only to gummy stem blight.1…