It is never too early for watermelon producers in the Southeast to start thinking about management options for gummy stem blight disease. As Clemson Extension vegetable pathologist Tony Keinath puts it, “Early is on time.”
Gummy stem blight
South Florida Pest and Disease Hotline
South Florida Pest and Disease Hotline scouting report for November 22, 2022 including updates on Whiteflies, Aphids, Viruses,
Gummy Stem Blight, and Oomycete Diseases.
Georgia vegetable disease update | AgNet Media
Cucurbit diseases such as downy mildew, powdery mildew, and gummy stem blight thrive in moist conditions. The current hot and dry weather conditions in Georgia have meant reduced disease pressure, which is normally prevalent this time of year.
South Florida Pest and Disease news
The South Florida Pest and Disease Hotline is a newsletter published by Florida Extension Agents. In October, the newsletter reported on crop damage caused by Hurricane Ian, whitefly observations on watermelons, Cucurbit leaf crumple virus in watermelons, and reports of gummy stem blight on watermelon in Southwest Florida.
Cucurbit Disease Treatment Options
Growers have several effective chemical treatment options available for gummy stem blight and downy mildew control.
2022 Clemson Watermelon Field Day
CucCAP plant pathologist, Tony Keinath, will address gummy stem blight fungus resistance to Tebuconazole.
Florida Watermelon Disease Update | June 2, 2022
The main disease seen on watermelon at this time is gummy stem blight. Producers of watermelons should continue to scout regularly for downy mildew and powdery mildew.
Cucurbit Crop & Disease Management News | June 2022
Cucurbit Crop and Disease updates from plant pathologists and cooperative extension agents in the South and Midwest.