Invasive Plant Rules in Denver, CO (2026)
1 verified invasive plant rules for Denver, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Prohibited Species
Denver requires every property owner to keep private land clear of noxious weeds regulated under the Colorado Noxious Weed Act, with the city issuing notices, abating violations itself, and billing owners for cleanup costs.
Denver Bans Noxious Weeds on Private Land
Some RestrictionsDenver Revised Municipal Code § 57-43(b)(4)
(b)Every owner and responsible party who fails to keep private property clear of any vegetation:(1)That presents a fire hazard;(2)That attracts or harbors vectors;(3)That obstruct sight lines for the traveling public on streets or alleys; or(4)That includes "noxious weeds" as this phrase is defined and regulated under the Colorado Noxious Weed Act (sections 35-5.5-101 et seq., C.R.S.) or other ...