Grapevine Pests & Diseases

NVG provides its members with regular reports on vineyard pests, diseases, and viruses including resources on best practices for choosing plant material and timely updates on viruses and pest management. NVG members hold positions on the Napa Winegrape Pest and Disease Control District Board, the PD/GWSS Board, as well on CDFA's Regulations Working Group, to promote and manage funding for pest and disease research, education, and prevention efforts supporting Napa County vineyards.

Pests

Diseases

Local Resources

Napa County Agricultural Commissioner
ph. 707-253-4357
Dr. Monica L. Cooper, UC Farm Advisor
ph. 707-253-4221 
Napa County Winegrape Pest & Disease Control District
CDFA Pest Hotline
1-800-491-1899​
University of California Agriculture and Natural Resources - UC IPM Pest Management Guidelines

Additional Resources

University of California Agriculture and Natural Resources - UC IPM Pest Management Guidelines

Sustainable Vineyard Practices 2023
Biological and Chemical Pruning Wound Protectants and Update on Trunk Disease Management
Akif Eskalen, Department of Plant Pathology, UC Cooperative Extension 

​Sustainable Pest Management: A Roadmap for California

Sustainable Vineyard Practices 2023
Spider Mite Management: Biological and Chemical Approaches
​David Haviland, Farm Advisor, UC Cooperative Extension
​

​Sustainable Vineyard Practices: Pests & Disease 2022

• Updates on vine mealybug management: mating disruption, biological control, and organic insecticides 
  Dr. Kent Daane, CE Specialist, UC Berkeley
• A regional approach to VMB management in Napa County 
  Dr. Monica Cooper, ANR Advisor (Viticulture), UCCE-Napa County
• The value of a Grape Powdery Mildew (GPM) spore trap network: how decision-makers are using spore data to manage GPM
  ​Bryan Rahn, President, Coastal Viticultural Consultants, Inc.