Oregon Vegetation Management Association
Oregon Department of Agriculture – Search for Pesticide Recertification Classes
Find CE Events (state.or.us)
Additional Training
Oregon Department of Agriculture – InterAgency Noxious Weed Symposium
State of Oregon: Meetings and Symposiums - Interagency Noxious Weed Symposium
Oregon State University – Pesticide Safety Education Program
Recertification Courses | College of Agricultural Sciences | Oregon State University Vegetation Management Association