SECTION 2305   PARKING LOT LANDSCAPING.
Within every parking area containing ten (10) or more spaces, at least three percent (3%) of the total parking   be landscaped, in addition to any other requirements. This shall meet the following standards:
   a.   Deciduous trees (2.5 inch minimum ) and ornamental trees (minimum 2.0 inch if form, six foot minimum height if clump form) be used with at least one hundred (100) square feet of area per . The area per   be reduced to seventy-five (75) square feet if the landscaped area is irrigated.
   b.      be dispersed throughout the parking lot in order to break up large expanses of pavement and help direct smooth traffic flow within the lot.
   c.      be installed such that, when mature, it does not obscure traffic signs or lighting, obstruct access to fire hydrants nor interfere with adequate motorist sight distance.
   d.   All islands be curbed. Dimensions of islands shall be shown on the . Minimum island width shall be ten (10) feet; minimum radii shall be ten (10) feet at ends facing main aisles and a minimum one (1) foot for radii not adjacent to main circulation aisles. The length of the islands shall be two (2) feet shorter than adjacent to improve maneuvering.