University of Georgia. Center for Invasive Species and Ecosystem Health.Provides state, county, point and GIS data. Maps can be downloaded and shared.
USDA. APHIS. Cooperative Agricultural Pest Survey. National Agricultural Pest Information System.
The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for Canada Thistle.
Council or Task Force
California Invasive Plant Council.
USDA. APHIS. PPQ. Center for Plant Health Science and Technology; California Department of Food and Agriculture.
State and Local Government
Michigan Department of Natural Resource; Michigan State University Extension. Michigan Natural Features Inventory.
See also: Best Control Practice Guides for more guides
Wisconsin Department of Natural Resources.
- Integrated Taxonomic Information System.Cirsium arvense. [Accessed Mar 14, 2015].
- Moore, R.J. 1975. The biology of Canadian weeds: 13. Cirsium arvense (L.) Scop. Canadian Journal of Plant Science 55(4):1033-1048.
- Nuzzo, V. 1997. Element Stewardship Abstract for Cirsium arvense (PDF | 131 KB). Arlington, Va.: Nature Conservancy.
- Stachion, W.J. and R.L. Zimdahl. 1980. Allelopathic activity of Canada thistle (Cirsium arvense) in Colorado. Weed Science 28:83-86.