Landscaping Rules in Cowlitz County, WA (2026)
1 rule for unincorporated Cowlitz County, Washington.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Cowlitz County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Tree Removal & Heritage Trees
In unincorporated Cowlitz County, removing a hazard or diseased tree from a mapped critical area or its buffer needs planning clearance from the county first, under CCC § 19.15.070(G)(2). The landowner must then replant at a two-to-one ratio with native species, and this rule does not cover routine tree removal outside a critical area.
Cowlitz County Critical Area Tree Removal
Some RestrictionsCowlitz County Code § 19.15.070(G)(2)
G. The following vegetation removal activities: ... 2. ... The removal of hazard or diseased trees from critical areas and buffers; provided, that: a. Planning clearance is obtained from Cowlitz County prior to tree removal, except in cases of imminent threat, danger, or serious environmental degradation as described in subsection (G)(2)(g) of this section; ... e. ... The landowner shall replac...
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