Plants of the Castlemaine district
Creeping Thistle - introduced (*Cirsium arvense)
Other names: Californian Thistle, Perennial Thistle.
Family: Asteraceae (Daisy family).
Native of Europe.
Occurrence: Generally uncommon in North-central Victoria.
- it has creeping roots, which produce new plants
- it is an erect thistle to about a metre; the stems are branched towards the top
- the flowers are smaller than most thistles (with the
flower base about 1 cm across)
- the flowers are pink to purple in colour
- the stems are grooved and usually without spines.
Notes: Creeping Thistle is a declared noxious weed, and
is Restricted in North-central Victoria. It can be
spread by seed, and from root fragments. It is a perennial.
Similar species: The creeping roots, the bare stems, and
the smallish flower clusters help distinguish Creeping
Thistle from other thistles.
Photo 1: Creeping Thistle. Little Hampton.
Above:2: Creeping Thistle. Woodend. 3: Dried specimen. Woodend.