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: March 6, 2018
RFP’s for invasive plant management for 2018

The Northwest Invasive Plant Council (NWIPC) is inviting proposals from persons or companies specializing in invasive plant management to...

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!