16: Managing Pierce’s Disease in Temecula Valley Vineyards


A look at the history of Pierce’s Disease and what is being done today to manage this pest in the Temecula Valley.

Matt Daugherty is Cooperative Extension Specialist, Department of Entomology, UC Riverside where he studies applied population ecology and provides outreach on the ecology and management of invasive insects. Dr. Daugherty gives some history and context for the glassy-winged sharpshooter monitoring and control program in Riverside County.

Greg Pennyroyal, Vineyard Manager, Wilson Creek Winery and Vineyards, gives the history of the devastating Pierce’s Disease epidemic that hit Temecula Valley vineyards in the late 1990s and how growers today are working to prevent that from happening again. Want to hear more from Greg? Listen in to IPM Control of Vine Mealybug Episode 15.


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