Herbicide Drift and Damage
Herbicide drift and resulting damage can cause serious problems in vineyards. However, herbicide damage is often confused with plant diseases, especially those caused by viruses. Below are links to resources that can help you identify potential herbicide damage, and how to reduce drift:
- Field Guide for Integrated Pest Management in Pacific Northwest Vineyards – #PNW644
- Pesticide Drift Management – OSU #EM8934
- Preventing Herbicide Drift and Injury to Grapes – OSU #EM8860
Washington State Rules and Regulations – Herbicide Drift
- Penalties and Fees for Drift – WAC 16-228-1130
- Unlawful Pesticide Use – RCS17.21.150
Physiological and Other Disorders
- Berry Shrivel – WSU Website
- Black Leaf in Concord Grapes – WSU #EB0745
Water Stress
- Drought Advisory for Grapes (.pdf) – WSU #EM4831e
Get V&E Extension EmailsV&E Extension Facebook
Nutrition & soils
Irrigation
Weather information
Pests & pest control
Diseases & disease control
Disorders & other issues
Weed management
Smoke taint
Western Washington Grapes
Juice grapes
Table grapes
Additional Resources
Grape & Vineyard Topics
- Vineyard information
- Grape insects
- Nematodes
- Vineyard vertebrates
- Handbook: insect management in the Pacific Northwest
- Diagnostic clinic (Plant Pathology)
- Guide: grape pest management
- Strategic plan: grape pest management (.pdf)
- Field guides: integrated pest management (IPM) in the Pacific Northwest
- Pesticide application technology
- Pesticide information & licenses
