Perennial thistle
Cirsium arvenseWeed profile
- Perennial
- Herb
- Habitat: pastures
Impact
Competes with pastures.Description
- Perennial herb with extensive root system.
- Stems erect, ridged.
- Leaves in a basal rosette, with wavy, spiny margins and white-woolly underneath.
- Flower heads red-purple to pink, and surrounded by layers of purplish bracts.
- Seeds smooth and shiny with a ring of feathery white hairs.