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Invasive Plant Rules in Kent, WA (2026)

1 verified invasive plant rules for Kent, Washington, sourced directly from the municipal code and official government pages.

Verified from official government sources

Prohibited Species

Kent's critical areas code bars any Washington State Department of Agriculture-listed noxious weed from replanting done to compensate for wetland, stream, or habitat impacts. KCC 11.06.550(C)(1) requires every mitigation planting plan reviewed by the city to skip WSDA Class A, B, and C species, and applicants must submit an invasive-plant removal plan before installing any new vegetation.

Kent Bans Noxious Weeds From Critical Area Plantings

Some Restrictions

Kent City Code § 11.06.550(C)(1)

Use plants native to the Puget lowlands. Use of species outside the Puget lowlands may be permitted when such species are native to the Pacific Northwest ecoregion and have demonstrated resilience to projected climate-related stressors. Plants listed by the Washington State Department of Agriculture as noxious weeds (Chapter 16-750 WAC) shall not be used.

Looking for King County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Kent city rules.

Invasive Plant Rules in King County