Choanephora Blight Found on Green Bean in Charleston

Jim Rogers Cucurbits, Disease, South Carolina

Due to frequent rains, cloudy weather and high humidity, Choanephora blight or wet rot was found throughout a one-acre planting of green bean cultivars and breeding lines at Coastal Research and Education Center last week, according to The South Carolina Grower. Growers and home gardeners may see similar symptoms on late-planted beans throughout South Carolina. Choanephora blight is a common …

Alabama Diseases Update: What to Watch for

Jim Rogers Alabama, Cucurbits, Disease

By Clint Thompson Alabama Extension reminds specialty crop producers that Alabama diseases are prevalent and widespread across the state. Ed Sikora, professor and Extension plant pathologist in the department of entomology and plant pathology at Auburn University, highlighted three Alabama diseases that growers should be wary of, especially during the current hot and dry conditions. “One is powdery mildew. I’m …

Downy Mildew Disease in South Carolina

Clint Thompson Cucurbits, Disease, South Carolina

Cucurbit downy mildew disease was identified this week in South Carolina, according to the The South Carolina Grower. The disease was observed in a cucumber field in Bamberg County. Clemson Extension reminds producers to make fungicide applications every seven days. Any stretch longer than this increases the potential that the disease will spread. Recommended fungicides for cucumbers include Omega (Fluazinam, …

How to Prevent Fruit-Boring Squash Insects

Jim Rogers Cucurbits, Pests

By Ayanava Majumdar, Olivia Fuller, David Lawrence and Jacob Kelley Squash and related cucurbits are favorite summer vegetables in farms across the Southeast. Though cucurbits grow fast under the right conditions, numerous insect pests feeding at various crop stages can make cucurbits a messy ordeal! In Alabama, cucumber beetles, squash vine borers and squash bugs arrive routinely during the young …

South Florida Pest and Disease Hotline: Gummy Stem Blight Concerns

Jim Rogers Cucurbits, Disease, Florida

Gummy stem blight disease has increased in recent weeks in cucurbit fields across southwest Florida, according to the South Florida Pest and Disease Hotline. It has become the predominate disease in some watermelon fields in the area. The disease remains moderate in cucumber crops on the east coast. Gummy stem blight’s symptoms appear as light to dark brown circular spots …

Cucurbit Farmers: Two Diseases Already Observed in North Florida

Jim Rogers Cucurbits, Disease, Research

By Clint Thompson Cucurbit farmers in North Florida, South Georgia and South Alabama need to be wary of certain diseases that are already present in some fields. Mathews Paret, associate professor of plant pathology at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), describes what growers should be concerned about with regards to angular leaf spot and …

Powdery Mildew: What Cucurbit Growers Need to Know

Jim Rogers Cucurbits, Disease, Research

By Clint Thompson Powdery mildew is a disease all cucurbit farmers need to be familiar with this spring season. Unlike other pathogens that need wet, rainy conditions to flourish, powdery mildew prefers a drier environment. If weather conditions turn dry this spring, powdery mildew could be most concerning, says Ed Sikora, professor and Extension plant pathologist in the Department of …

Management Strategies for Cucurbit Farmers Against Anthracnose

Jim Rogers Cucurbits, Disease, Research

By Clint Thompson The best management strategies for cucurbit farmers in combating anthracnose disease occurs before the crop will be planted this season. Ed Sikora, professor and Extension plant pathologist in the Department of Entomology and Plant Pathology at Auburn University, discusses the importance of using varieties that are resistant to the pathogen. “Fortunately, we do have resistant varieties to …