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Coronavirus COVID-19

COVID-19 Advisory: WSU Extension is working to keep our communities safe. All Extension programming is being conducted consistent with the latest official state guidance. WSU Extension county offices and WSU Research & Extension Centers are following protocols for vaccination, masking, distancing and hygiene. If this office is not open to the public, we are available during normal business hours via email, phone, and web conference.

Pests & Plant Diseases

Program Contact: Debbie Williams, County Extension Director
(509) 524-2685 •

PNW Plant Disease Management Handbook

PNW Insect Management Handbook

Pest Alerts

Extension Wildlife Damage Management

Internet Center for Wildlife Damage Management

Pesticide Licensing & Recertification

WSDA Pesticide Management

Pesticide Applicator Study Manuals
Search C0886 for a current list of pesticide study materials and prices

WSU Urban IPM & Pesticide Safety Education

How to Reduce Bee Poisoning from Pesticides

Household Hazardous Waste – Walla Walla County


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