Russian knapweed is one of three species of knapweed that occurs in Montana; the other species are spotted and diffuse knapweed.Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Purple loosestrife can be mistaken for the native wildflower, fireweed; however, purple loosestrife has a characteristic squared stem.Eric Coombs, Oregon Department of Agriculture, Bugwood.org
Orange hawkweed is a Priority 2A state listed noxious weed in the state of Montana. This species is difficult to control because of its ability to spread by rhizomatous or above ground ‘runners’ that start new plants.UAF Cooperative Extension Archive, University of Alaska - Fairbanks, Bugwood.org
Canada thistle is difficult to control because it is a creeping perennial plant that reproduces through vegetative buds in its root system and from the seeds it produces each year.Bonsak Hammeraas, Bioforsk - Norwegian Institute for Agricultural and Environmental Research, Bugwood.org
Montana Noxious Weed Education Campaign (MTNWEC)
“To educate the people of Montana about the economic and environmental impacts of noxious weeds
while encouraging the public to participate in ecologically based integrated weed management.”
Since its inception in 1995, the Montana Noxious Weed Education Campaign has tailored its mission toward educating the people...