| Common Name: | Canada thistle |
| Family: | Asteraceae |
| Genus: | Cirsium |
| Species: | arvense |
| Classification/Rank: | Very Invasive |
| Method of Transportation: | A single seedling can produce a large patch through vegetative propagation |
| Habitat/Range: | Mesic to dry roadsides, fields and disturbed areas in the lowland, steppe and montane zones |
• biennial herb that grows 0.3 to 2.0 m tall • stems are erect, branched, and hairy •leaves are irregularly toothed, alternate, lance shaped on the lower stem becoming broader upwards, spiny toothed, smooth and green above, densely white hairy below • flowers are pink-purple
The Northwest Invasive Plant Council will have an Information Booth at this year's BCNE, and we're looking for volunteers to help out.
You...
Watch this short video from the Province about invasive species and their impacts on BC - Invaders! Invasive Species in BC
