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Landscaping Rules in Olympia, WA (2026)

3 verified landscaping rules for Olympia, Washington, sourced directly from the municipal code and official government pages.

Verified from official government sources

Tree Trimming

In the City of Olympia, Washington, trees in streets and parking strips are public property under Olympia Municipal Code § 12.44.060. Section 12.44.070 allows trimming, pruning or cutting of those trees only in a symmetrical and even manner, under the supervision and by the permission of the street superintendent.

Olympia, WA Street Tree Trimming and Pruning Permission

Some Restrictions

Olympia Municipal Code §§ 12.44.060, 12.44.070

All ornamental, shade or other trees which have been planted and are now situated in the streets or parking strips within the city are declared to be public property and subject to the control of the city. ... No such trees shall be trimmed or pruned except in a symmetrical and even manner according to the most approved plans for the trimming and pruning of such trees. Such trimming and pruning...

Tree Removal & Heritage Trees

In the City of Olympia, Washington, no tree of at least one inch d.b.h. comes down without an approved tree protection and replacement plan and a tree removal permit under OMC Chapter 16.48. The Building Official decides within 20 working days, and a permit expires one year after issuance.

Olympia WA Tree Removal Permit Rules

Significant Restrictions

Olympia Municipal Code § 16.48.040

No trees, as defined in OMC Section 16.48.030, and associated soil or native vegetation within the critical root zone of the tree(s), may be removed without first obtaining approval of a tree protection and replacement plan and a tree removal permit pursuant to this chapter. No person, corporation, or other legal entity shall engage in land clearing in the City without having complied with one ...

Weed Ordinances

In the City of Olympia, Washington, premises and exterior property must be kept free from weeds or plant growth in excess of 12 inches, and noxious weeds are prohibited. Section 302.4 of the Property Maintenance Code in OMC 16.06.020 lets the City cut the weeds after a notice of violation and bill the owner.

Olympia WA Weed and Grass Height Limit of 12 Inches

Some Restrictions

Olympia Municipal Code § 16.06.020 (IPMC Section 302.4)

302.4 Weeds. Premises and exterior property shall be maintained free from weeds or plant growth in excess of 12 inches. Noxious weeds shall be prohibited. Weeds shall be defined as all grasses, annual plants and vegetation, other than trees or shrubs provided; however, this term shall not include cultivated flowers and gardens. Upon failure of the owner or agent having charge of a property to c...

Looking for Thurston County county-wide rules?

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

Landscaping Rules in Thurston County →