Weed details for Canada thistle
Full name
Canada thistle
(Cirsium arvense)
Characteristics
| Flowers: | Pink/purple with 6 petals |
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| Leaves: | Long and pointed with crinkled edges |
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| Habitat: | Found mainly in the Northern midwestern states |
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| Life cycle: | Perennial |
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| Other common names: | Canadian thistle; Californian thistle; creeping thistle; field thistle |
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Taxonomic data retrieved May 21, 2008, from the Integrated Taxonomic Information System on-line database, http://www.itis.gov.