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…
Leafy spurge is one of the worst noxious weeds we have in Montana! It has extensive root systems of up to 30 feet deep, making it extremely difficult to control.