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Chapter 915: General Development Requirements <br /> <br />Page 915-22 <br /> <br />(3) Islands in Parking Lots <br />(a) This sub-section does not apply to the I-1, Limited Industrial, zone. <br /> <br />Planted islands shall be used to demarcate driving aisles and to break up long <br />rows of parking at the rate of one island for every 50 parking spaces. <br />Landscaped islands shall have a minimum outer width of 9 feet. Plantings in <br />the islands shall consist of at least one overstory tree per island and rock <br />mulch. Additional shrubs or other perennials may be included at the discretion <br />of the owner to enhance appearances. <br />(H) Landscaping between Different Zoning Districts or Land Use Intensities <br />(1) The plantings required in this sub-section are in addition to plantings required in <br />sub-section (G), General Site Landscaping. <br />(2) New developments shall provide a landscaped buffer between differing zoning <br />districts or land uses of significantly different intensity (i.e. low density and high <br />density, residential and commercial, residential and industrial, commercial and <br />industrial, public/semi-public and residential, etc). The buffer shall have the width <br />as provided in Table 15-1 and number of plantings as provided in Table 15-2. <br />(3) No structure shall be permitted within a required buffer other than a wall, fence, or <br />earth berm. Parking areas and driveways shall not encroach upon buffer areas. <br />Note that the width of the required transition buffer may exceed the width of the <br />normal minimum required parking or building setback. <br />Table 15-5: Minimum Width and Treatment of Required Buffer Areas <br />Proposed Use in this Zoning District <br /> R-1 or R-2 <br />District, a <br />School or a <br />Public Park <br />R-3 or R-4 <br />District <br />Any B <br />District <br />Any I <br />District <br />Adjacent to: <br />R-1 or R-2 District, a <br />School or a Public Park <br /> Landscape Standard <br />-- <br /> <br />15’ <br />B <br /> <br />25’ <br />C <br /> <br />40’ <br />D <br />R-3 or R-4 District <br /> Landscape Standard <br />15’ <br />B -- 20’ <br />C <br />40’ <br />D <br />Any B District <br /> Landscape Standard <br />25’ <br />C <br />20’ <br />C -- 15’ <br />B <br />Any I District <br /> Landscape Standard <br />40’ <br />D <br />40’ <br />D <br />15’ <br />B -- <br /> <br />(4) Minimum Planting Requirements <br />(a) For every 100 lineal feet of a required buffer area between differing types of <br />land uses or intensities, the following cumulative number of plants shall be