Regulated Act: Alberta Weed Control Act
Provincial Designation: Prohibited Noxious
Colour: Purple
Latin Name: Cirsium palustre
Fact Sheet1: Click Here to View/Download PDF
Marsh Thistle Flower _ Stem Photo Credit Rob Routledge, Sault College, Bugwood.org
Marsh Thistle Leaf Photo Credit Caleb Slemmons, National Ecological Observatory Network, Bugwood.org
Marsh Thistle Stem Photo Credit Caleb Slemmons, National Ecological Observatory Network, Bugwood.org
Marsh Thistle Whole Plant Photo Credit Caleb Slemmons, National Ecological Observatory Network, Bugwood.org
