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Cirsium vulgare
A biennial thistle; stems are branching and woolly, covered in spines; leaves are lobed with prickles, and cottony hairs underneath. Flowers are pink to purple w/ spine-tipped bracts, flowering between June-September.
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Habitats | |
ODA Listing | |
Soil and Moisture Conditions | |
Suggested Actions | |
Shade Preference | |
Mature Height | 2-5' |
Distribution | widespread |
Control | Dig up at least the top couple inches of the root before the plant flowers. Cut twice per season to reduce population over time. |
Disposal Methods | Collect and destroy flowering stems. Do not compost or leave on the ground. |
Reproduction and Spread | Reproduces by seeds. Contaminated hay spreads new plants. Cut stems can form viable seed. |
Introduced | introduced from Europe and Asia. |
Look Alikes | Canada thistle, Italian thistle, native thistles |
Impact | Colonizes disturbed sites and can form a monoculture of thistles; causes hay fever. |
More Info |
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