This field scouting guide concentrates on silverleaf whitefly or sweetpotato whitefly which transmits three important viruses in cucurbits: squash vein yellowing virus, cucurbit leaf crumple virus, and cucurbit yellow stunting disorder virus.
UF/IFAS Extension
Thrips on Cucurbits in Florida
South Florida pest and disease hotline | September 2023
Virus, whitefly, Gummy Stem Blight, Pythium, Choanephora, and other pest reports from University of Florida
Scout diligently for thrips
Thrips (T.) parvispinus was recently observed in Florida on cucumber, squash and zucchini for the first time last spring. First symptoms look like broad mite damage, so growers need to scout for thrips.
Florida watermelons benefit from UF/IFAS research
Plant disease and water information from University of Florida Extension and researchers helped Florida watermelon farmers grow a bumper crop in 2023. Part of this year’s success came from partnerships between the industry and UF/IFAS research and Extension to provide information on disease management and extended water and nutrient programs, keeping the crops healthy and productive much longer than normal.
Florida watermelon harvest continues
Grower’s should implement preventative program for CDM
Downy mildew symptoms on watermelon tends to be distinct compared to other cucurbits. The symptom start as small yellow spots that becomes dark necrotic.
Spider Mites in Florida Watermelons
Spider mites have been observed in North Florida watermelons. While the pest is a common occurrence in dry weather, most are very isolated and require minimal action on the part of the grower.
