Creeping thistle

Cirsium arvense



Corn thistle, Prickly thistle, Cursed thistle, Dashel

Importance

 A late emerging plant, also perennial.

Creeping thistle - young1. Plants generally arise from small pieces of root but where seedlings occur, cotyledons are large and fleshy. First true leaves carry spines along their margins.
Creeping thistle 22. Subsequent leaves are light green, lance-shaped and spiny.

 

Creeping thistle - mature3. An upright perennial with clusters of purple flowers on top of tall stems