MD of Bighorn 

Several regulated weed species can be found in the MD of Bighorn.  Here is a list of some Weeds of Concern for the Municipality:

Prohibited Noxious

• Himalayan Balsam (Impatiens glandulifera) 
• Orange Hawkweed (Pilosella aurantiaca) 
• Spotted Knapweed (Centaurea stoebe) 

Noxious

• Black Henbane (Hyoscyamus niger)
• Blueweed (Echium vulgare) 
• Common Mullein (Verbascum thapsus)
• Common Tansy (Tanacetum vulgare)
• Dame's Rocket (Hesperis matronalis)
• Field Scabious (Knautia arvensis) 
• Oxeye Daisy (Leucanthemum vulgare) 
• Wild Caraway (Carum carvi)
• Yellow Clamatis (Clematis tangutica)