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.

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 questions@piercesdisease.org