Grapevine Pests and Diseases
Pierce's Disease Insect Vectors
Glassy Winged Sharpshooter identification.
Identification and monitoring information for arthropod grape pests and fungal diseases.
Grapevine Red Blotch information and identification.
NOTICE: Vine loss due to Red Blotch is now eligible for USDA Farm Service Agency's Tree Assistance Program (TAP). Site inspection is required before pulling the vines. Contact local FSA office for details. 707-664-8593 or Lisa.velasquez@ca.usda.gov
Leafroll Virus information and identification.
Vine mealybug identification and control.
European Grapevine Moth, Light Brown Apple Moth and Other Leafrollers