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: January 31, 2018
Feb 3 - Stand Up for BC Parks

This Saturday, Feb 3, 2018 - join people around the province, and Stand Up For BC Parks!

posted: January 30, 2018
Seedy Saturday in Prince George - Feb 24, 2018

We are super excited about Seedy Saturday in Prince George, at a new venue this year, offering more space for us to "spread our seed" -...