Starved of nourishment, the vine's grapes shrivel, its leaves turn brown and drop, and eventually the plant dies. A 2015 study estimated that the disease costs California growers and taxpayers ...

Grapevine Leafroll Disease (GLD): A viral disease affecting grapevines, characterized by leaf rolling and discoloration, which can lead to reduced yield and quality. GLRaV: Grapevine leafroll ...

Grapevine diseases, particularly powdery mildew and ... characterized by white powdery spots on leaves and fruit. Downy Mildew: A fungal disease caused by Plasmopara viticola that leads to ...

Triggered by the bacterium Xylella fastidiosa, the disease clogs the tiny tubes called xylem that transport water and nutrients throughout the plant. Starved of nourishment, the vine’s grapes shrivel, ...

Antioxidant Properties: Grape leaves contain polyphenols, flavonoids, and other antioxidants that help combat oxidative stress in the body, reducing the risk of chronic diseases such as heart ...

Whether as a sponsor or donor, a member or volunteer, or an employee or fellow, you can make a difference. Grapevine red blotch disease (GRBD) and grapevine leafroll disease (GLD) are growing threats ...

Spotted lanternflies are posing an increasing threat to the Finger Lakes grape industry, damaging vines and lowering grape ...