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9.2 Set tree plumb, upright, and faced for best appearance: Prune to remove any <br />broken branches. <br />9.3 Gently backfill the hole i/z full with original soil and flood hole with water <br />to remove any air pockets. <br />9.4 Continue to backfill the hole and when completed thoroughly saturate the <br />planting area with water to remove any remaining air pockets. <br />9.5 Apply 2"-4" of mulch around tree. Maintain a mulch free area within 2 <br />inches of trunk. <br />10. Watering Basin. Create a continuous 3" high raised berm around the hole to direct <br />water to roots, remove the berm after one year. " <br />11. ~ king. Trees shall be planted and established with a straight trunk, perpendicular <br />to the ground. This can be accomplished through proper planting and staking. <br />11.1 .Stakes shall be one or two hardwood. stakes driven firmly into the ground <br />outside of the hole to prevent root damage. <br />11.2 .Attach the tree to the stakes at knee height using nonbinding tree ties or tree <br />ties that are at least 1 " wide to prevent damage to the tree trunk. <br />11.3 Attach the ties to the tree in a manner that allows the tree to move but still <br />be held firmly in place. This will help develop -trunk taper and add strength to the tree. <br />R-7.280-E Establishment Standards. <br />1. P ri The establishment period for an original tree or replacement tree shall <br />begin on the date that the tree is initially installed, or the date it is replaced, and extend for a three <br />year period from that date. <br />2. rin .During the~establishment period, each-tree shall receive 15 gallons of <br />water per week during the growing season from April 15th through October 15th. Water shall <br />be provided in a manner that allows penetration into the soil around the. tree. <br />3. ~'~#.~king. Stakes and ties shall be maintained 'during the establishment period in a <br />safe and effective manner. Stakes and ties shall be removed after ahe first growing season or one <br />year after installation. <br /> <br />Administrative Order - lb <br />