First it was Florida. Then Georgia. Now South Carolina. Downy mildew disease has moved its way up the Southeast region. According to the South Carolina Grower, cucurbit downy mildew was identified in South Carolina on May 12. The identification came from butternut squash grown in a sentinel plot at the Coastal Research and Education Center in Charleston, South Carolina. Vegetable …
Disease Update for North Florida Watermelons
By Clint Thompson Downy mildew disease has yet to make an appearance in North Florida watermelons this year. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, hopes it remains that way. “We’re keeping a really close eye on (downy) because that’s the next one that if we don’t …
Downy Mildew Disease: Fungicide Resistance a Concern for Grape Producers
By Clint Thompson Downy mildew disease in Southeast grape production is bad enough. The problem is exacerbated as disease resistance continues to worsen. Phil Brannen, University of Georgia Cooperative Extension Fruit Disease Specialist, explains the concerns that producers in Georgia and Alabama should have about the potential for further resistance developing. “There’s already been resistance to the strobilurin (quinone outside …