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• <br /> 12.11 Installation and Maintenance 45 <br /> Existing landscape material in a healthy condition may be used to <br /> satisfy these requirements in whole or in part when such material <br /> achieves the intent of this Article. Sound and accepted horticultural • <br /> practices shall be used to protect the root zones of all retained <br /> existing plant material during construction and also during under- <br /> ground utility installation. All new landscaping shall be of good <br /> quality and installed' in a sound, workmanship-like manner and according. <br /> to the following planting procedures: <br /> a. Planting holes should be dug at least one-third (1/3) larger <br /> than the root ball. If the soil is poor, holes should be dug <br /> two (2) or three (3) times larger than the ball and backfilled <br /> with rich to soil. (See Figure 12.3 and Figure 12.4) <br /> b. Plants shall be planted in their permanent location imtaediately <br /> upon receipt. Most varieties should be planted so that the top <br /> of the ball is one and one-half inches (11") below ground level. <br /> It is not necessary to remove the burlap but the. strings from ' <br /> around the stem of the plant must be removed and the burlap should <br /> be folded from the top of the bai.,l after the plant is in the hole. <br /> The soil around the plant should be tamped to remove air pockets. <br /> Mulching with a good mulch to help retain moisture is mandatory. <br /> (See Figure 12.3 and Figure ].2.4). <br /> c. Trees which have heavy tops or which are over six (6) feet in <br /> height shall be staked to prevent winds from loosening the roots. <br /> (See Figure 12.5 and Figure 12.6). <br /> d. All plants shall be soaked thoroughly with water at planting time <br /> and once a week (unless soaking rains occur) thereafter during the <br /> first growing season. <br /> e. Deciduous trees and shrubs should be cut back to between one-half <br /> ( i) and one-third (1/3) their original size following planting. <br /> Evergreens usually need only light pruning and shaping after <br /> transplanting. <br /> • <br /> Parked vehicles may overhang a landscapted area no more than two and <br /> one-half (21) feet, provided curbing or• other wheel stops are installed <br /> to insure no greater overhang or penetration of the landscaped area. <br /> Landscaping, walls, fences, and other material shall be so located as <br /> ' to prevent its damAge and/or destruction by overhanging vehicles. <br /> The type of landscape material to be used in meeting the requirements <br /> of this Article is -at the option of the owner or developer but shall <br /> be compatible with surrounding properties in the style of the layout <br /> and materials used. <br /> Tables 12.1 through 1.2.6 provide a listing of acceptable plant materials <br /> which are adapted to the local climate and soil conditions. No synthetic <br /> 'plant materials may be used to satisfy the landscaping requirements. <br /> 12-6 <br />