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7.2 $ite preparation. <br />7.2.1 Balled and burlapped and container grown trees: <br />7.2.1.1 Dig a shallow, broad tree planting hole at least 1-1/2 times <br />the diameter of the root ball and to a depth that will allow the trunk flare <br />to be level with existing ground. (See Appendix B.) <br />7.2.1.2 Score the edge of the hole to leave the edges rough and not <br />smooth. This will encourage rooting into the existing native soil. <br />7.2.2 Bare-root stock: <br />7.2.2.1 Dig tree-planting holes 1' wider than the spread of the roots <br />to allow the roots sufficient area. The hole shall have sufficient depth to <br />allow the trunk flare to be level with the existing ground. (See Appendix <br />B.) <br />7.2.2.2 Leave a mound in the center of the hole to drape and <br />spread roots in their natural position over the mound. (See Appendix B.) <br />8. <br />Planting_General Conditions. <br />8.1 Balled and burlaps r mss: <br />8.1.1 Trees shall have a sound .ball that has .,not been allowed to dry out <br />at any time. <br />8.1.2 The root ball shall be firmly attached to the trunk. <br />8.1.3. Except as provided in 8.1.5`only materials that are untreated and <br />biodegradable may be left around root ball-.after planting. <br />8.1.4 When planting, the tie .material must be removed and the burlap <br />peeled back to expose soil on at least the top 1/3 of the root ball. <br />8.1.5 Wire baskets are to be cut off to a depth of at least 18" from the top <br />of the root ball. <br />8.2 ('ontainer grown tree: <br />8.2.1 Remove the tree from the container and softly loosen root mass. <br />Administrative Order - 8 <br />F °`Z <br />