Although a noxious weed, insects love them.
by Sep 27, 2006 11:27 PM
Canada Thistle in Morwell National Park, Victoria, Australia, where it is a too common weed
by kennedyh Mar 17, 2003 1:01 AM
Canada Thistle in British Columbia, Canada, September 1997
by kennedyh Jul 19, 2004 8:14 AM
Canada Thistle (Cirsium arvense)
by Equilibrium Sep 4, 2005 11:36 PM
Canada Thistle (Cirsium arvense)
by Equilibrium Sep 4, 2005 11:36 PM
Canada Thistle (Cirsium arvense)
by Equilibrium Sep 4, 2005 11:36 PM
Canada Thistle (Cirsium arvense)
by Equilibrium Sep 4, 2005 11:36 PM
Canada Thistle (Cirsium arvense)
by Equilibrium Sep 4, 2005 11:36 PM
A large clump in August, covered in the cotton that helps disperse seeds on the wind
by DMersh Sep 4, 2010 12:07 PM
Sprouting up in disused sand quary, Creeping Thistle is always one of the first plants to colonise waste areas
by DMersh Sep 9, 2010 11:46 AM
Bud in September starting to disperse seeds
by DMersh Sep 12, 2010 2:30 PM