A. General Requirement. All setbacks, buffers, open spaces, pervious surfaces, plazas, parks, site and building entrances, pedestrian walkways, service areas, and parking lots shall be landscaped with plant materials. Existing vegetation may be maintained and apply toward this standard if the existing vegetation meets the landscaping requirements of this section, is healthy, and is likely to survive development. The requirements specified in RZC 21.60.040.C, Landscaping; RZC 21.62.020.F.8, Residential Landscaping; and RZC 21.32, Landscaping, shall apply.

B. Plazas and common usable open spaces shall be landscaped to create visual interest by providing a variety of colors, heights, and forms of foliage, soften building edges, and reduce the impact of elements such as noise or wind.

C. The quantity of trees, shrubs, and other plant materials shall be designed to meet the size and function of the plaza or open space.