1179.06 PLANT MATERIAL SPECIFICATIONS.
   The following Sections include specifications for plant materials. Alternatives to these materials that can be shown to meet both the intent and requirements of this Ordinance may be approved as part of a site plan:
   (a)   Shrubs: Shrubs shall be at least twenty-four inches (24 in.) average height and spread at the time of planting and, where required for screening, shall form a continuous, year-round, solid visual screen within five (5) years after planting.
   (b)   Ground Cover and Grass: Ground cover shall be planted a minimum of eight inches (8 in.) on center and shall be planted in such a manner to present a finished appearance and seventy-five percent (75%) coverage after one (1) complete growing season. If approved as part of a Site Plan, ground cover may also consist of rocks, pebbles, wood chips, and other material. Grass shall be planted in species normally grown as permanent lawns.
   (c)   Prohibited Tree Species: Within any required landscaping, the following tree species may not be used:
 
Box Elder      Tree of Heaven   Catalpa
Black Walnut      Poplar         Willow
Mountain Ash      Siberian Elm      Black Locust
Hickory      Mulberry
In addition to the species listed above, trees which produce nuts, seeds, or fruit that can create a hazard to pedestrians or vehicles, shall not be planted in such a manner that the natural dripline of an average adult tree of the species planted will be any closer than three feet (3 ft.) of a pedestrian walkway or parking lot.