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European Grapevine Moth

Lobesia botrana on leaf
The first reported populations of European Grapevine Moth (Lobesia botrana) in California were from Napa County vineyards in September, 2009.

Subscribe to the European Grapevine Moth newsletter to receive updates on the program in Napa County.

Bloom is an excellent time to scout for larvae and damage .


Regulatory and scientific information from the USDA includes reports by scientists in the Technical Working Group on Lobesia botrana.

The California Department of Food and Agriculture regulates state quarantines.  

The Napa County Agricultural Commissioner handles local regulatory issues, including compliance agreements.