Landscaping Rules in Pasco, WA (2026)
5 verified landscaping rules for Pasco, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Tree Trimming
Pasco treats any tree, shrub, or vegetation that overhangs or obstructs a sidewalk, street, or alley as a public nuisance the property owner must abate. PMC 12.12.110 backs that with the Director's permit requirement for pruning trees over four inches in trunk diameter, and fines up to $500.00 per day.
Pasco Tree Trimming & Sidewalk Clearance
Some RestrictionsPMC 12.12.110(1)
(1) All trees, plants, shrubs, grass, brush, weeds or other vegetation, or part thereof, which overhang any sidewalk, street or alley, or which are growing there in such a manner as to obstruct or impair the free and full use of the sidewalk, street or alley by the public, are public nuisances. All trees, plants, shrubs, grass, brush, weeds or other vegetation growing or which have grown and di...
Tree Removal & Heritage Trees
Pasco requires a Director's permit before removing or heavily pruning any tree with a trunk over four inches in diameter growing in a planting strip, drainage swale, or other public place. Cutting one down without permission is a code violation carrying a fine up to $500.
Pasco Public Right-of-Way Tree Removal Permit
Some RestrictionsPasco Municipal Code § 12.12.080
No tree having a trunk of more than four inches in diameter at a point three feet above ground level shall be substantially pruned or removed from any planting strip, drainage swale or other public place in the City without permission from the Director.
Weed Ordinances
PMC 9.90.040(16) declares weeds, noxious weeds, and grass a nuisance once they reach 12 inches tall, encroach on sidewalks or neighboring property, damage improvements, or block sightlines. The penalty section tightens that further near buildings, capping growth at one foot within 20 feet of a structure and two feet everywhere else.
Pasco Caps Weeds and Grass at 12 Inches
Some RestrictionsPasco Municipal Code § 9.90.040(16)
(16) Weeds, noxious weeds, grass, and other vegetation which constitutes a fire hazard, encroaches on sidewalks or neighboring properties, is damaging public improvements, impairs the visibility of traffic signs or signals, and/or has reached a height of 12 inches.
Water Restrictions
Pasco can order restricted or scheduled irrigation days and hours at any time, and its piped irrigation water utility only runs April through October each year. Outside that season, irrigation customers have no city irrigation water supply for lawns and landscaping.
Pasco Irrigation Watering Restrictions
Some RestrictionsPasco Municipal Code §§ 13.85.180, 13.85.190
The City may at any time issue orders suspending or restricting the use of water for irrigation purposes, zoning the City and assigning specific days or hours for irrigation and sprinkling. Irrigation water customers shall be expected to utilize irrigation water in an efficient manner and shall not permit the waste of water. Customers/owners shall promptly repair broken pipelines or malfunction...
Native Plants
Inside Pasco's Broadmoor Overlay District, PMC 25.97.095(1)(b) tells developers to draw their plant palette from the Washington Native Plant List for Franklin County and to use xeriscape methods for drought-tolerant landscaping. Drought-tolerant deciduous and evergreen species can make up to half of the required ground cover and street tree planting.
Pasco Broadmoor Native Plant Landscaping Rule
Light RestrictionsPasco Municipal Code § 25.97.095(1)(b)
Landscaping should maintain the selection of plants listed from the Washington Native Plant List for Franklin County (wnps.org). Xeriscape methods for drought-tolerant landscaping should be used. Plant material shall be a mixture of drought-tolerant deciduous and evergreen trees. Drought-tolerant plant materials may contribute up to 50 percent of the required landscaping ground cover and street...
Looking for Franklin County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Pasco city rules.
Landscaping Rules in Franklin County →