Powdery mildew has plagued vineyards since time immemorial. If temperatures reach between 70 and 85 degrees, chances are, powdery mildew has woken up from its slumber and is ready to infect your grapes. When left unchecked, this fungus can reduce vine growth, sabotage yields, and reduce fruit quality. There are all sorts of practices in our integrated pest-management toolbox that we can use to control powdery mildew. Prevention is always number one, but there are plenty of mitigation strategies we can employ as well. Here are some good examples:
By Katherine Favor, NCAT Sustainable Agriculture Specialist

Powdery mildew has plagued vineyards since time immemorial. If temperatures reach between 70 and 85 degrees, chances are, powdery mildew has woken up from its slumber and is ready to infect your grapes. When left unchecked, this fungus can reduce vine growth, sabotage yields, and reduce fruit quality. There are all sorts of practices in our integrated pest-management toolbox that we can use to control powdery mildew. Prevention is always number one, but there are plenty of mitigation strategies we can employ as well. Here are some good examples:
By Katherine Favor, NCAT Sustainable Agriculture Specialist