Cirsium vulgare, Fam. Asteraceae
Erect robust spiny annual herb to 1.5m. Stems cottony hairy, furrowed with spiny wings that are a continuation of the leaf bases.
Other invasive plants
Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
|Form or habit:||Herb|
Initially in a basal rosette, then alternate, dark green bristly above, white woolly below, ovate in outline up to 450 x 100mm, deeply lobed. Lobes and leaf tips ending in sharp spines.
|Flower description:||Pinkish purple in fluffy terminal heads surrounded by spiny bracts, 30-50mm in diameter.|
|Fruit description:||‘Seeds’ 3-5mm long, flat, smooth, grey with longitudinal darker markings, topped with numerous feather-like bristles 20-30mm long.|
|Food source for:|
|Origin:||Europe, Asia and Northern Africa|
|Notes:||Spread by: ‘seeds’ dispersed by wind, water or mud. Invades: common in crop and non-crop areas on fertile soils. Notes: not palatable to stock. Incorrectly called scotch thistle in Queensland.|
|Information sources:||Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.|