Pierce's Disease
Research Updates


What is Pierce's Disease?

Pierce's Disease is a bacterial infection, which is spread by bugs that feed on grapevines, particularly the "glassy winged sharpshooter." Grapevines that become infected with PD can quickly become sick and die.

glassy-winged sharpshooter

How to contact us

If you have a question about your particular grant, please contact your funding institution directly. For example, if you want to know the status of a pending disbursement from CDFA, you should contact your program administrator there.

For other requests, or if you don't know where to refer your question, you can reach us at pdcpinfo@cdfa.ca.gov