The Montana Weed Control Association (MWCA) is a member-supported non-profit organization.
MWCA members are dedicated to terrestrial and aquatic invasive species management. Our members include professional weed managers representing many government agencies, private and commercial applicators, non-governmental organizations and concerned citizens.
Our goal is to facilitate long-term, ecologically based, integrated noxious weed management programs throughout Montana.
Learn more and help us keep Montana naturally beautiful…
The Columbia River Basin Flowering Rush Management Plan is complete. Peter Rice of UM and Virgil Dupuis of Montana are prominent features in this newest video discussing, among other things, flowering rush in Flathead Lake.