Specifications include, but are not limited to: • Removal. Trees designated for removal have defects that cannot be cost-effectively or practically treated. The majority of the trees in this category have a large percentage of dead crown. • Large Tree Clean. These trees require selective removal of dead, dying, broken, and/or diseased wood to minimize potential risk. Trees in this category are large enough to require bucket truck access or manual climbing. • Small Tree Clean. These trees require selective removal of dead, dying, broken, and/or diseased wood to minimize potential risk. These trees are small-growing, mature trees that can be evaluated and pruned from the ground. • Young Tree Train. These are young trees that must be pruned to correct or eliminate weak, interfering, or objectionable branches in order to minimize future maintenance requirements. These trees, up to 20 feet in height, can be worked with a pole pruner by a person standing on the ground. • Stump Removal and/or Grinding. This category indicates a stump that should be removed. Additionally, stump grinding may be required in addition to removal or as a stand-alone service.