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This page contains links to factsheets on noxious weeds and integrated methods for control. Only species found in Archuleta County are listed here, for the entire list, visit the Colorado Department of Agriculture's website.
List A
Myrtle Spurge
List B
Black Henbane
Canada Thistle
Common Tansy
Dame’s Rocket
Diffuse Knapweed
Hoary Cress
Houndstongue
Jointed Goatgrass
Leafy Spurge
Musk Thistle
Oxeye Daisy
Perennial Pepperweed
Russian Knapweed
Russian Olive
Salt Cedar
Scentless Chamomile
Scotch thistle
Spotted Knapweed
Sulfur Cinquefoil
Yellow toadflax
List C
Chicory
Common Burdock
Common Mullein
Downy Brome (AKA Cheatgrass)
Field Bindweed
Halogeton
Poison Hemlock
Puncturevine (AKA Goatheads)
Redstem Filaree