By Clint Thompson University of Georgia Cooperative Extension vegetable entomologist Stormy Sparks says cole crop growers need to destroy their plants once they’re done harvesting this winter. Cole crops, such as cabbage, serve as hosts for whiteflies. Therefore, the crops must to be destroyed once harvest season concludes in order to prevent the risk of a whitefly infestation. “If you’ve …
Managing Fusarium Wilt and Whiteflies in Watermelon
By Ashley Robinson Fusarium wilt is one of the most serious and difficult diseases to manage in watermelons and occurs in most production regions worldwide. The fungal disease can be seedborne and has great longevity in the soil, allowing the infested soil to also serve as a source of infection. FUSARIUM WILT Fusarium wilt has been a recurring issue for …
Heavy Rains May Reduce Silverleaf Whiteflies
By Breanna Kendrick Silverleaf whitefly is a concern for growers across the state of Florida. The pest transmits tomato yellow leaf curl virus. “Some years, it’s very heavy early on and growers have to replant. But so far, the pests seem to be pretty well managed,” says Hugh Smith, associate professor of entomology and nematology at the University of Florida’s …
Research Team Targets Whiteflies
By Breanna Kendrick and Abbey Taylor The University of Georgia whitefly team is made up of research and Extension entomologists, plant pathologists and horticulture specialists. All of these professionals are involved in whitefly research across commodities such as peanuts, soybeans and vegetables. The team is doing research and education on whiteflies and the diseases that they vector. “It’s really just …
Phil Stansly to Discuss Whiteflies at Citrus Expo
Whiteflies vector diseases that can deteriorate crops and drastically reduce yield. Whiteflies have proven to be a major pest in Florida tomatoes and cucurbits. According to Stansly, whiteflies can cause severe problems in tomatoes. “You can have irregular ripening, so even if you’re using a variety that’s resistant to the viruses, you can still run into trouble if the populations …
Whiteflies Cause Concerns for 2018
Southeastern growers continue to struggle with whiteflies and the diseases they leave behind in crops. Josh Freeman, assistant professor of horticulture at the University of Florida, said he is trying to advise growers to help them manage the pests and diseases as effectively as possible. The large amount of adult whiteflies in crops had some very strong negative effects for …
High Whitefly Populations Across Southern Florida
High populations of whiteflies are being observed across the southern region of Florida, according to the most recent release of the South Florida Pest and Disease Hotline. High population levels are being reported in some watermelon fields in Southwest Florida. However, scouts indicate low, yet increasing population levels in most crops, with nymphs being reported in some older fields. Whitefly …
South Florida Pest and Disease Hotline: Whitefly Population Levels Vary
Whitefly populations remain concerning throughout central and southern Florida, according to the South Florida Pest and Disease Hotline. Despite low whitefly populations in watermelon in central Florida, virus incidence is in medium to high range. In Southwest Florida, scouting reports indicate low whitefly populations in beans and watermelon. Virus incidence in watermelon is in the medium to high range despite …
South Florida Pest and Disease Hotline: Whitefly Infestations Vary Across Region
Whitefly infestations vary among vegetable fields in southern Florida, according to the South Florida Pest and Disease Hotline. Scouting reports show low populations of whitefly adults on tomatoes in central Florida. Low to moderate populations are reported in cucumber, and moderate populations are observed in early fall melons. In Southwest Florida, the recent rainfall has helped to lower whitefly populations. …
Extended Dry Period Impacted Alabama Citrus
By Clint Thompson This year’s citrus crop in Southwest Alabama is nearing ready to be harvested. According to Jacob Kelley, regional Extension agent in Southwest Alabama, the production was impacted from the prolonged dry period in the area this summer. “Citrus is looking pretty good. Disease pressure has been low. We’ll see what that looks like here in a couple …