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, …
Delay in Disease Pressure Helps Melon Production, Farmers Save Money
By Clint Thompson The extended delay of certain diseases occurring in North Florida watermelons was a much-needed blessing for producers. The hot and dry conditions were a big reason why. Only last week was the first case of downy mildew observed in Levy County. Gummy stem blight pressure only became problematic within the last couple of weeks. Those diseases thrive …
Downy Mildew in North Florida Watermelons
By Clint Thompson What was inevitable has now become reality for North Florida watermelon producers – downy mildew disease in this year’s crop. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) regional specialized Extension agent in Live Oak, Florida, confirmed the presence of the disease in Levy County during his weekly email alerts. “It’s something that …
Citrus Canker Discovered in Georgia
The discovery of citrus canker disease in Georgia last week has prompted industry leaders to caution growers about where they buy their trees. Lindy Savelle, president of the Georgia Citrus Association, said hundreds of trees had to be removed from a grove infected with citrus canker. The trees were not from a Georgia certified nursery. She said the best way …
Options Available for Management of Gummy Stem Blight
Gummy stem blight disease pressure has been light so far this season in North Florida watermelons. That trend may soon be changing, however. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, confirmed this week that gummy stem blight disease is beginning to become a problem for Florida watermelons. …
UF/IFAS Strawberry Specialist: Lack of Neopestalotiopsis a Blessing for Producers
By Clint Thompson A drier year meant a good production season for Florida strawberries regarding a lack of diseases. A state known for its high-quality strawberry crop was ravaged in prior seasons because of neopestalotiopsis fruit rot disease. But rainy seasons exacerbated the problem. This year’s dry weather led to minimal disease impact, said Vance Whitaker, University of Florida Institute …
What’s Happening? Alabama Extension Plant Pathologist Provides Disease Update
By Clint Thompson There have been no signs of downy mildew disease in Alabama vegetable crops, while tomato spotted wilt has been observed in one tomato field. Those are observations shared by Ed Sikora, professor and Extension plant pathologist in the department of entomology and plant pathology at Auburn University. One of the main points so far this season is …
Botrytis Resistance Testing Key for Strawberry, Grape Producers
By Clint Thompson A University of Georgia Extension fruit disease specialist encourages grape and strawberry producers who are concerned that botrytis resistance is developing to their fungicides to comply with testing procedures at Clemson University. Phil Brannen stresses that growers should be concerned with potential resistance forming to the botrytis disease. “Botrytis as a fungus is more adept at developing …
Strawberry Growers Could Benefit From UF/IFAS Research into Powdery Mildew
Strawberry farmers worldwide may get help from new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research that shows a way to battle one of the fruit’s fiercest foes. The key: combine genomic data with phenomics. The genome amounts to all the DNA in an organism. Phenomics is the study of plant growth, performance and composition. Through phenomics, …
Disease Update for North Florida Watermelons
By Clint Thompson Downy mildew disease has yet to make an appearance in North Florida watermelons this year. Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Regional Specialized Extension agent in Live Oak, Florida, hopes it remains that way. “We’re keeping a really close eye on (downy) because that’s the next one that if we don’t …