By Bhabesh Dutta Fusarium wilt has emerged as a chronic problem in watermelon-growing regions in the United States, including Georgia. The disease has been responsible for significant pre- and post-harvest losses in yield and quality. Fusarium wilt is caused by the fungal pathogen Fusarium oxysporum f. sp. niveum (FON). DISEASE SYMPTOMSIn the field, symptoms typically start within two to three …
Hot and Dry: Weather Conditions Not Conducive for Pecan Scab Development
By Clint Thompson What a difference a year has made so far for Georgia pecan producers. Unlike last season when persistent rainfall forced growers to be active in their fungicide applications, this year’s dry conditions have allowed farmers to be more conservative in their scab sprays. “It could not be any better. Everybody should have their irrigation running,” University of …
Nematode Control in Potatoes
By Clint Thompson Potato producers need to be diligent in applying nematicides. Nematode control is essential every year, especially for farmers in Northeast Florida, says Zane Grabau, assistant professor of nematology at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). “The main thing is you can’t take a year off from applying a nematicide. If you do, …
What’s Happening? Clemson Extension Agents Provide Updates
Clemson Extension agents provide updates in The South Carolina Grower this week about the status of various crops being produced throughout the state. Weekly Field Update Coastal Region Zack Snipes reports, “It seems like everything happened all of a sudden this week. We are flushed with strawberries right now. I am seeing some anthracnose on berries as well as lots of …
What To Do About Anthracnose Fruit Rot in Blueberries
By Philip Harmon and Doug Phillips Anthracnose fruit rot (AFR), also known as ripe rot, is a significant disease on southern highbush blueberries. Caused by the fungal pathogen Colletotrichum gloeosporioides on southern highbush blueberries in Florida, AFR creates sunken lesions on the surface of blueberries. This is followed by eruptions of orange- or salmon-colored spores from the lesions when the …
Chilling Reality: Minimal Cold Temperatures Not Good for Florida Peaches
By Clint Thompson The future of Florida peaches rests with its ability to find footing in the northern area of the state. That’s the opinion shared by Jose Chaparro, associate professor in the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), who equates it to the situation being experienced in Georgia. “What’s happening is the best places to …
UF/IFAS to Hold On-Farm Watermelon Field Day
By Clint Thompson The University of Florida Food and Agricultural Sciences will host an on-farm watermelon field day on Tuesday, May 3 near Trenton, Florida. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, discusses what growers and industry leaders can expect from the field day scheduled for the …
Fusarium Wilt Observed in North Florida Watermelons
By Clint Thompson Fusarium wilt disease continues to be observed in North Florida watermelons. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, cautions growers against spending large amounts of money on potential remedies. They won’t be effective this late in the growing season. “I saw some of these …
Insect Populations Increasing Amid Hot, Dry Conditions
By Clint Thompson Hot temperatures and little rainfall could be a recipe for increased insect pressure in Georgia. Stormy Sparks, University of Georgia (UGA) Cooperative Extension vegetable entomologist, discusses what vegetable growers should be scouting for as the calendar turns to May. “Squash bugs are picking up, because they’re coming out of overwintering. We’re seeing squash bugs and squash bug …
Fruit Quality Postharvest Essential for Strawberries
By Clint Thompson Strawberry harvests are ongoing across the Southeast region. Growers need to be mindful of post-harvest fruit quality issues that can arise if not harvested and stored properly. Penelope Perkins-Veazie, professor in horticulture science at N. C. State, highlighted during the Alabama Extension Commercial Horticulture Fruit School that strawberry storage life lasts between 5 to 18 days. Fruit …