vine mealybug (VMB) been found near you? Access data from this
interactive map to find out. Each square represents a 25-acre area
and are colored relative to the range of VMB males trapped. The map is
searchable by APN, address or operator identification / permit number.
Contact our office if you have questions about the map.
Commissioner's Office conducts an enhanced vine mealybug (VMB) trapping program
of 25 traps per square mile. To view the spread of Vine Mealybug through the years, click on each year to open the County-wide maps. The Carneros region was not trapped 2013-2015.
2012 2013 2014 2015 2016
Agricultural Commissioner's staff releases bio control agents, Anagyrus wasps and Mealybug Destroyer, to help growers manage VMB populations. These releases are funded by Napa County Winegrape Pest & Disease Control District funds.
Napa County UCCE Vine Mealybug Page
Vine Mealybug Sanitation Guidelines for Growers and Wineries
En Espanol: Vine Mealybug Sanitation Guidelines for Growers and Wineries
UC IPM Pest Management Guidelines for VMB
UCCE Vine Mealybug Management and FAQs Newsletter
Vine Mealybug: What You Should Know
Mealybugs in California Vineyards (tri-fold brochure)
En Espanol: Mealybugs in California Vineyards (tri-fold brochure)
Printable VMB Wallet Identification Card
UCCE Vine Mealybug Identification Poster