Invasive Plant Rules in Littleton, CO (2026)
1 verified invasive plant rules for Littleton, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Prohibited Species
Littleton prohibits planting any species listed as a Colorado noxious weed, naming Chinese and Siberian elms, cotton-bearing cottonwoods, Russian olive and box elder as specifically banned in every landscape plan, under the Unified Land Use Code's planting requirements.
Littleton Noxious Weed Planting Ban
Significant RestrictionsLittleton City Code § 10-1-3.6.B(A)(6) (Prohibited)
6. Prohibited. Use of any plant species listed by the Colorado Department of Agriculture as a "Noxious Weed Species," according to the Colorado Noxious Weed Act, C.R.S. ... 35-5.5-101 through 35-5.5-119, is prohibited. Specifically prohibited species include: a. Chinese and Siberian elms; b. Cotton-bearing cottonwoods (female Populus species); c. Russian olive; and d. Box elder.
Looking for Arapahoe County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Littleton city rules.
Invasive Plant Rules in Arapahoe County →