Powdery mildew was found on three cultivars of seedless watermelon at the Clemson Coastal Research and Education Center (REC) on Tuesday, May 23, according to Tony Keinath, a former Clemson plant pathologist, in The South Carolina Grower. All watermelon crops in South Carolina should be scouted for powdery mildew. If the disease is observed, producers should spray to prevent powdery mildew, … Continue reading Urgent: Powdery Mildew Found on Watermelon in South Carolina