Canada's Plant Hardiness Site

Cirsium arvense

creeping thistle, Canada thistle, field thistle

Detailed description(s) of the plant's characteristics.
(sites may be external)

• www.missouriplants.com
• manitobanature.ca
• www.botany.hawaii.edu
• www.ct-botanical-society.org
• biology.burke.washington.edu
• www.efloras.org
• www.ag.ndsu.edu
• www.ext.nodak.edu