Who We Are
We work collaboratively to manage invasive weeds.
Our Committees
Our committees work on various aspects of invasive weed management.
Our Partners
Our work is not possible without the support of our partner organizations.
Annual Reports
View comprehensive reports detailing our projects and financial performance.
Calendar
Learn about upcoming events and meetings.
Pull Together
Learn all about the Pull Together symposium.
Report An Invasive Species
Help manage invasive species by reporting them.
Field Day
See CWMA member work sites at Field Day.
Data Collection
Learn about our data collection standards.
Data Sharing
Discover how to share data with regional invasive species databases.
Garlic Mustard Working Group
Learn everything there is to know about garlic mustard in the Pacific Northwest.
Weed Treatment Calendar
The best methods and timing for weed treatments for professionals.
Weed Management Resources
Identify common invasive weeds and get tips on how to control them.
2023 Meeting Notes and Action Items
Updated Integrated Pest Management Matrix (December 2023)
