Tree Protection in Honolulu County, HI (2026)
1 rule for unincorporated Honolulu County, Hawaii.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Honolulu County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Parkway Planting
The Department of Parks and Recreation, not individual property owners, controls Oahu's street trees: ROH § 10-1.4 directs the director to adopt formal rules governing planting, trimming, and maintenance of shade trees, hedges, and shrubs in the public right-of-way, and requires a permit before a private citizen replaces, removes, plants, sprays, trims, or prunes a street tree.
Honolulu Street Tree Planting & Permit Rules
Some RestrictionsRevised Ordinances of Honolulu § 10-1.4
Director. The director of parks and recreation or the director's designated representative. ... § 10-1.4 Rules pertaining to street trees, hedges, and shrubs. The director shall adopt rules pursuant to HRS Chapter 91, relative to the planting, trimming, and maintenance of all shade trees, hedges, and shrubs within the public right-of-way on public streets of the city, and relative to the iss...
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