By Clint Thompson The late-January freeze event that devastated some specialty crops in Florida likely impacted watermelon plants already in the ground. South Florida producers start planting in late December, so much of the crop was at least a month old when it encountered sub-freezing temperatures on Jan. 30. How that will impact the crop in North Florida and South …
Cold Weekend Helps with Pest Control
By Clint Thompson Sub-freezing temperatures this past weekend impacted specialty crop production across the Southeast. But they also helped producers with managing the pest populations, specifically whiteflies. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, discusses the significance that the cold temperatures had on the pest. “This is …
Cucurbit Downy Mildew: Disease Flares up in South Florida Area
Downy mildew disease remains a major problem for Florida’s cucurbit farmers, according to the South Florida Pest and Disease Hotline. The disease has flared up drastically over the past couple of weeks in multiple cucumber fields. It is still active in squash and cucumbers in the southwest Florida area. Incidence and severity range from low to moderate. It is also …
ADAMA’s Cormoran® Effective Against Larval Stages of Insect Pests
By Clint Thompson One insecticide from ADAMA could be a secret weapon for Southeast producers hoping to reduce pest pressure in various specialty crops. Cormoran® attacks the larval stages of insect pests, which makes it a vital part of a grower’s insecticidal rotation, says Jorge Menocal, territory sales representative for ADAMA. “When you refer to specialty vegetables, it’s critical to …
Low to High: Whitefly Populations Vary in South Florida
Whitefly populations remain a problem in some vegetable crops in the Manatee Ruskin area, according to the South Florida Pest and Disease Hotline. Growers and scouts report that whitefly adult and immature numbers are high in tomatoes and squash. They have also reached moderate levels in cucumber and eggplant. Whitefly pressure is also increasing around the southwest Florida area. The …
Heat Management Strategies for Tomatoes in High Tunnels
By Juan Carlos Diaz-Perez, Sudeep Bag and Tim Coolong Protected agriculture technologies such as high tunnels (HT) are increasing in popularity in the United States, particularly with small and organic growers. High tunnels, also known as hoop houses, typically have a pipe framework covered by a single-layer plastic film (4 or 6 mil thickness). In contrast to greenhouses, high tunnels …
Adult Whitefly Populations Increasing Across South Florida Vegetables
According to the South Florida Pest and Disease Hotline, whitefly numbers remain low in most crops for this time of the season. But according to growers and scouts, adult populations have increased in multiple places, and nymphs are being observed in older tomato, eggplant and watermelon. The spikes seen in some melon fields have led to cucurbit viruses. Populations will …
Whitefly Pressure Varies Across Florida
Whitefly pressure remains low to moderate in various locations throughout South Florida, according to the South Florida Pest and Disease Hotline. Respondents in the Manatee Ruskin area report seeing widespread infestations across all vegetables. Growers and scouts in Southwest Florida report that whitefly numbers remain low in tomatoes, though adult numbers have increased in multiple places. Nymphs are being observed …
Whitefly Management Key for Alabama Producers
Alabama Extension reminds vegetable producers to be on the lookout for silverleaf whiteflies this fall. The pests have become more common during the fall in the Southeast. An increase in activity has led to a reduction in yields for vegetable crops. These include yellow squash, zucchini, tomato, cucumber and snap beans. Costly Impact Whiteflies feed on the leaves but also …
Fall Watermelon Production Not Recommended in North Florida
By Clint Thompson Josh Freeman, University of Florida (UF)/Institute of Food and Agricultural Sciences (IFAS) Associate Professor in Horticultural Science, is completely honest when assessing the potential of fall watermelon production in north Florida. “To be completely frank, we would not recommend watermelon growers grow watermelons in the fall,” Freeman said. His blunt assessment is attributed to the multiple variables …