OTHER COMMON NAMES:
DESCRIPTION: A winter annual or biennial. Plumeless thistle can grow over 5 feet tall on spiny-winged stems. Rosette leaves are wavy, with white margins. Leaves are hairy underneath and spiny at the margins. Purple flower heads are borne in clusters at the spiny stem tips throughout the summer.
- SCIENTIFIC NAME: Carduus acanthoides
- CLASS: 1A
- BIOCONTROL AGENTS AVAILABLE: NO