Full State Noxious Weed List

List A species in Colorado are designated by the Commissioner for eradication:

List B noxious weed species have (or will have) a state noxious weed management plan developed to stop their spread.

List C noxious weed species:

These are the noxious weeds that are mandatory to control under the Colorado Noxious Weed Act.

The State of Colorado Noxious Weed List

The following weed species were identified by individual Colorado counties as problem weeds or were recommended for management through public testimony.

Those listed in Bold (above) are enforceable in La Plata County