21.66.070 Landscape irrigation and maintenance.
   (a)   Irrigation.
      (1)   All required landscaped areas shall be provided with an approved irrigation system. Irrigation systems shall be designed to avoid runoff, excessive low-head drainage, overspray, or other similar conditions where water flows or drifts onto adjacent property, non-irrigated areas, walks, roadways or structures.
      (2)   All landscaped areas, with the exception of systems for single-family residences, shall be provided with an automatically timed-controlled sprinkler system.
   (b)   Maintenance of Landscaped Areas.
      (1)   All landscaped areas shall be permanently maintained by watering, clearing of debris and litter, weeding, pruning, insect control, and replacement of plant materials and irrigation equipment as needed to preserve the health and appearance of plant materials.
      (2)   All trees, shrubs, and plants that due to accident, damage, disease, or other cause fail to show a healthy growth, shall be replaced, in kind, pursuant to the approved landscape plan within thirty days from the identified damage date.
      (3)   All landscaping shall be maintained in such a manner that does not restrict pedestrian access by overhanging into the public right-of-way or other designated pedestrian path.
       (4)   Any tree, shrub, or part thereof on private property that overhangs any street so that it endangers life, safety, or public property shall be removed, trimmed, or cut off within ten days after written notice from the city.
(Ord. 612 Exhibit A (part), 2008).