Timely
Topics
Weeders of the West Blog
Featured:
Weeds

Additional Resources:
Publications

Tools

This tool allows you to search by trade name or active ingredient to identify other herbicides with the same mechanism(s) of action and alerts you of weed species in the PNW that have developed resistance to the active ingredient.
Additional Weed Decision Tools
Dynamic decision tools to help you make informed management choices.
- Herbicide Comparison Tool
- AMS Sprayer Mix Calculator
- Herbicide Mechanisms of Action (MOA) Tools
- Winter Wheat Herbicide Efficacy Table
PNW Weed Management Handbook
This handbook is designed as a quick and ready reference for weed control practices and herbicides used in various cropping systems or sites in Idaho, Oregon, and Washington.
National Jointed Goatgrass Research Program
The National Jointed Goatgrass Research Program was initiated in 1994 by using a special USDA grant to fund regional research and extension activities directed toward limiting the damage caused by jointed goatgrass to winter wheat production in the western United States. View more information generated over the course of this 15-year program.
Additional Resources

Common Weeds List

Herbicide Resistance Testing Program

Weed ID Quiz
