Q: Last year my grapes had such bad powdery mildew that even the grapes dried up and looked moldy and shriveled. I was told by the master gardeners at the farmer’s market that I needed to do something ...

Grape breeders across the country are working to develop varieties that won’t fall victim to powdery mildew, a fungus that threatens grapes just about anywhere they are grown, and now artificial ...

Vitis amurensis “PI 588631” exhibits a rapid and strong resistance response associated with host necrosis at attempted powdery mildew penetration sites. In summary, this study identified and examined ...

Q: I have a 5-year-old Thompson grape that was a great producer for the last four years. Last year, the grape leaves had a white "dust" on them, the grapes were small, and some did not ripen at all.

The post White Spots on Grape Leaves: How to Fix Powdery Mildew is by Jerad Bryant and appeared first on Epic Gardening, the best urban gardening, hydroponic gardening, and aquaponic gardening blog.

SAN DIEGO, March 23, 2025 — Dogs have many jobs but one you may not expect is identifying grapevines coated in a destructive and highly contagious fungus. Although dogs can detect serious vine ...