Landscaping Rules in Kailua, HI (2026)
9 verified landscaping rules for Kailua, Hawaii, sourced directly from the municipal code and official government pages.
Verified from official government sources
Grass Height Limits
Kailua properties near Kailua Beach and Lanikai must keep vegetation from becoming a public nuisance under ROH Chapter 16A, which targets fire hazards and vermin harborage.
Kailua Overgrown Vegetation and Weed Nuisance Rules
Some RestrictionsTree Trimming
Kailua homeowners along Kailua Road and Kalaheo Avenue must obtain an Urban Forestry permit before trimming street trees under ROH Sec. 10-1.4.
Kailua Street Tree Trimming Permit Rules
Some RestrictionsTree Removal & Heritage Trees
Kailua property owners cannot remove designated exceptional trees, including notable monkeypods near Kailua Beach, without a Parks and Recreation permit under ROH Chapter 40.
Kailua Exceptional Tree Removal Permit Rules
Heavy RestrictionsWeed Ordinances
Vacant parcels in Kailua, including infill lots near Enchanted Lake and Maunawili, face 30-day weed abatement notices under ROH Chapter 16A.
Kailua Vacant Lot Weed Abatement Rules
Some RestrictionsWater Restrictions
Kailua irrigation users along Kailua Beach and Lanikai must follow Board of Water Supply drought stages; ROH Chapter 30 sets broader management policy.
Kailua Water Conservation and Irrigation Rules
Some RestrictionsRainwater Harvesting
Kailua residents can collect rainwater for outdoor irrigation without a permit; the Board of Water Supply offers rebates for rain barrels on windward lots.
Kailua Rainwater Harvesting Rules
Few RestrictionsNative Plants
Kailua landscaping may substitute native Hawaiian species for standard plantings under LUO Sec. 21-4.70; no native-only mandate exists.
Kailua Native Plant Landscaping Rules
Few RestrictionsArtificial Turf
Kailua homeowners can install artificial turf on private property; LUO Sec. 21-4.70 may affect whether it counts toward required landscape area.
Kailua Artificial Turf Installation Rules
Few RestrictionsComposting
Kailua residents and food businesses must follow ROH Sec. 42-3.5 food waste recycling rules; curbside food scrap collection is being phased in under the G.R.O.W. Program.
Kailua Food Waste Composting and Recycling Rules
Some RestrictionsLooking for Honolulu County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Kailua city rules.
Landscaping Rules in Honolulu County →