According to the South Florida Pest and Disease Hotline, thrips populations vary across the state. Chilli thrips are present in pepper crops in central Florida, mostly in low to moderate numbers. But they are higher in other locations. Florida flower thrips, western flower thrips and melon thrips have been observed in low numbers. Asian bean thrips have been reported on …
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 …
Sanitation Remains Key in Whitefly Control
By Clint Thompson Sanitation of vegetable crops susceptible to whiteflies remains a key management strategy for Florida producers. Hugh Smith, an associate professor of entomology and nematology at the UF/IFAS Gulf Coast Research and Education Center, encourages growers to clean up their fields properly following harvest to reduce the risk of feeding damage and potential viruses. “If you don’t make …
Bayer’s Expanded Movento MPC Label Boosts Management Options for Whiteflies
By Clint Thompson Dry weather in the Southeast is inevitable. Those conditions could bring a resurgence of whitefly pressure, says Roy Morris, senior technical sales rep at Bayer. “When it’s wet, although your plants are lush, you start getting some fungi and things that’ll naturally occur and take out the (whitefly) populations. When it’s hot and dry, they can turn …
Whitefly Populations Increasing in Georgia
By Clint Thompson Whitefly populations are on the rise in South Georgia. While their numbers are not overwhelming, they have increased in recent weeks, says Stormy Sparks, University of Georgia Cooperative Extension vegetable specialist. “Whiteflies have increased over the last week or so, not dramatically, but they’ve obviously increased. Phillip (Roberts) tells me in cotton there’s not high numbers, but …
Results from Vegetable Chemical Use Survey
The U.S. Department of Agriculture’s National Agricultural Statistics Service released the results of its 2020 Agricultural Chemical Use Survey of vegetable producers across the country. The data relates to pesticide use and pest management practices on 22 different vegetable crops. Producers in 18 states participated in the survey, which included eight-focused crops in Florida and eight in Georgia. The pesticide …
Fall Season Means Increased Risk for Florida Vegetable Producers
By Clint Thompson The dawn of another fall vegetable season in Florida means increased risk for producers, especially when compared to spring production. “The fall generally has more risk exposure than the spring does,” says Josh Freeman, University of Florida/IFAS Associate Professor in Horticultural Science. “You worry about whiteflies, you worry about tropical weather. You have all these things to …
Whitefly Time: Low Numbers Reported in Georgia
By Clint Thompson It is about that time of the summer that one insect becomes more noticeable for certain vegetable farmers and cotton producers. Right on cue, low whitefly infestations have been observed, explains University of Georgia Cooperative Extension vegetable entomologist Stormy Sparks. “Phillip (Roberts) told me (the other day) that he had one person report some yesterday, but really, …
What’s Happening? Clemson Extension Agents Provide Crop Updates
Clemson Extension agents provide updates in the The South Carolina Grower this week about the status of various crops being produced throughout the state. Weekly Field Update Coastal Rob Last reports, “Peaches and blackberries are coming to harvest with good quality and volumes. As yet we are not seeing any issues with spotted-winged drosophila. Vigilance will be required as this pest can …
Managing Whitefly-Transmitted Viruses in Georgia
By Bhabesh Dutta and Rajagopalbabu Srinivasan The silverleaf whitefly (Bemisia tabaci), also known as sweetpotato whitefly, is a pest of several horticultural and agronomic crops in southern Georgia. While direct feeding can injure plants and lead to problems such as silvering of leaves, deposition of honeydew and formation of sooty mold, whiteflies also can transmit numerous devastating plant viruses. Transmission …