We will be hosting a series of webinars for cold climate grape growers during the winter months. The first two webinars in this series are taking place in December, and will cover pest management and spray programs.
Bill Hutchison1, Eric Burkness1, Lu Yin2 & Matt Clark3
1Dept. of Entomology, Extension IPM Program, 2Graduate Student, Dept. of Horticultural Science, & 3Dept. of Horticultural Science & UMN Extension, University of Minnesota
Recent rains have caused berry splitting for grape growers around Minnesota, leading to spotted wing Drosophila infestations. Insecticide applications are warranted to prevent damaging affects on wine quality, and must be done at least one day prior to harvest.