Variegated thistle
Silybum marianumWeed profile
- Annual
- Herb
- Toxic to livestock
- Habitat: pastures
Impact
Competes in pasture. Toxic. Spiny leaves.Description
- Annual or biennial to 2 m tall, all parts with sharp spines.
- Basal rosette of deeply lobed leaves to 30 cm long, blotched with white veins.
- Flower heads purple, 3-5 cm wide, in groups at top of erect leafy stems.