University of Georgia. Center for Invasive Species and Ecosystem Health.Provides state, county, point and GIS data. Maps can be downloaded and shared.
The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for Spotted Knapweed.
Council or Task Force
Washington State Recreation and Conservation Office. Washington Invasive Species Council.
USDA. FS. Forest Health Technology Enterprise Team.
State and Local Government
Wisconsin Department of Natural Resources.