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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 />il. Staking. 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. Period. 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. Watering. 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. Stakinn~. Stakes and ties shall be maintained during the establishment period in a <br />safe and effective manner. Stakes and ties shall be removed after the first growing season or one <br />year after installation. <br />4. Mulching. During the establishment period a minimum 3 ft. x 3 ft. planting area <br />around each tree shall be maintained with a layer of bark mulch 2-4 inches in depth. The mulch <br />shall be kept at least 2 inches away from the trunk of the tree, and the mulched planting area <br />around the tree shall be kept free of weeds. <br />5. Pruning. <br />5.1 Dead, broken or split branches shall be pruned at the time of planting. <br />5.2 Trees shall be pruned to remove branches that are crossing, damaged, <br />diseased, broken, or have included bark. <br />5.3 Trees shall not be topped or reduced in height without prior approval of the <br />Urban Forester. <br />Street Tree Plan Agreement -City Plants Alternate - 20 of 25 " ~ _ O O ~ '~ <br />