Port Townsend, WA Invasive Plant Rules: Prohibited Species (2026)

3. Noxious weeds as defined in Chapter 16-750 WAC, as amended, or as required for removal or control by the Jefferson County noxious weed control board.

4. Accumulation of vegetation waste, including, but not limited to, grass clippings, cut brush, cut trees, and/or cut weeds, except when in an enclosed container or in a managed composting operation.

5. Vegetation, or parts thereof, that hang lower than eight feet above any public walkway, path or sidewalk; or hang lower than 15 feet above any street; or that are growing in such a manner as to obstruct or impair the free and full use of any public walkway, sidewalk, or street.

6. Vegetation within the clear vision area, as defined by PTMC 12.04.030, that blocks or impairs motorist, cyclist, or pedestrian visibility.

7. Grass in the public right-of-way greater than 12 inches in height or other vegetation in the public right-of-way not maintained to requirements established in PTMC 12.04.075(C), as amended.

8. Roadside ditches in which the grass is greater than 12 inches in height; or contains vegetation other than grass that interferes with the city’s periodic maintenance of ditches, unless the vegetation was permitted as a rain garden or stormwater treatment facility.

B. Buildings, Structures, and Improvements.