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The compliment of' trees fulfillina the landscaping <br />requirements shall benot be less than 25 percent <br /> <br />deciduous and lot less than 25 percent coniferous. <br />No more than 25% of the required plantinas shall <br />consist of ornamental trees. <br /> <br />One overstor¥ tree shall be planted eve~ 35 feet in <br />the boulevard along every street front.age. The <br />number of overstorv trees needed for *boulevard <br /> <br />plantings may be deducted from the overstorv tree <br /> <br />requirement in (ii) above. <br /> <br />v. Grading. <br /> <br />Final slope .~ades shall not exceed 3.5:1 unless <br />terracing of retainin~ walls are approved. <br /> <br />BelTning fbr parkina lots and open space areas shall <br />not exceed 3'1. <br /> <br />vi. Soddin2 and Ground Cover. All areas not other wise <br /> <br />· improved in accordance with approved site plans shall be <br /> sodded. <br /> <br />vii. Irritmtion. <br /> <br />All landscapin~ areas required under this section <br />shall include underm'ound irri~ation systems. All <br /> <br />landscaping areas required under this section shall <br />include under~,-round irri~ation systems. All <br />irrigation systems must have an approved backflow <br />device installed in the irri~ation enclosure. <br />Im~ation enclosure location and construction <br /> <br />materials are subject to the approval of the City <br />Engineer. Further, all new or updated systems must <br />install a Rain Sensor device to stop imgation during <br />rain events. <br /> <br />Exceptions include landscape areas that are left in a <br />natural state. <br /> <br />Parkin~ Lot Landscaping. All parkintz lots m'e required to <br />provide internal overstorv tree plantings in an effort to shade <br />parking surfaces and provide visual relief. Plantin;,s are required <br />at the followinz minimum schedule. The plantina schedule is <br /> <br />196 <br /> <br />9-179 <br /> <br /> <br />