30.25.036 Additional landscaping requirements for planned residential developments (PRDs).
All PRDs proposed under chapter 30.42B SCC shall provide the following additional site landscaping:
(1) Usable open space shall be landscaped in a manner that does not inhibit proposed recreational uses; and
(2) Site perimeter landscaping shall be established as a tract or easement along any property boundary of a PRD where adjacent property is currently developed or used for single-family residential purposes, or is zoned or designated in the comprehensive plan for single-family residential use. The landscape area shall consist of clusters or solid rows of plant materials and comply with the following:
(a) One tree must be planted for every 25 linear feet of buffer. Trees may be grouped in clusters, but at no time shall they be spaced greater than 50 feet apart. Trees must be 66 percent evergreen species with conifers at least eight feet in height at the time of planting and deciduous trees at least one and one half-inch caliper at the time of planting. Shrubs shall be placed six feet on center and shall consist of 66 percent evergreen species with a minimum spread of 21 inches at planting. Ground cover can consist of lawn, but for groundcover that consists of plantings, the plantings shall be placed no more than 24 inches on center for four inch pots and 30 inches on center for one gallon pots; and
(b) In PRDs where parking for multiple family structures is located adjacent to the perimeter landscape area, a four-foot high sight-obscuring fence (gaps no greater than one-quarter inch) to block headlight glare on adjoining property shall be installed along the perimeter property boundary, or a landscaped earthen berm at least four feet high with side slopes not exceeding a slope of two horizontal feet to one vertical foot (2:1) shall be incorporated into the perimeter landscaping.
(c) All planting materials required by this subsection shall be included in the PRD landscape plan and shall be installed prior to occupancy of any dwelling unit in the project located within 100 feet of said perimeter landscaping area.
(d) The applicant shall be allowed to retain existing vegetation to satisfy the requirements of this section if it provides an equivalent buffer. (Added by Amended Ord. 08-101, Jan. 21, 2009, Eff date Apr. 21, 2009; Amended by Ord. 14-053, Aug. 27, 2014, Eff date Sept. 13, 2014).