Canada Thistle

NWIPC NWIPC NWIPC

Plant Bio

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

Description

• 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

News

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posted: September 11, 2017
Annual General Meeting - Northwest Invasive Plant Council

Join us for our Annual General Meeting.

October 19th, 2017
9:30 AM to 2:00 PM
North Cariboo Senior Soccer League Clubhouse
4222 18th Ave,...

posted: July 14, 2017
Attend the BC Northern Exhibition for free!

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...