All areas, except lots devoted to single-family detached and two-family dwellings, within the required building and parking setback, excluding driveway openings, shall be landscaped and maintained in compliance with the following minimum standards:
   (A)   One major shade tree shall be provided for every 30 linear feet of lot frontage, not including drive entrances. Each tree, at the time of installation, shall have a clear trunk height of at least 6 feet and a minimum caliper of 2 inches.
   (B)   One shrub shall be provided for every 5 linear feet of lot frontage or fraction thereof, not including drive entrances. In the yard area in front of a parking lot, the requirements of § 151.3408(B) shall also apply. Each shrub shall have a minimum height of 18 inches at the time of installation.
   (C)   All areas not devoted to trees and shrubs shall be planted with ground cover plants, which may include grasses.  Mulch, landscaping stones, and similar landscape treatment shall not be a substitute for ground cover plants.
   (D)   The landscaping may be flexible in its arrangement by appropriately aggregating the required plant materials.
   (E)   Landscaping requirements in the OM and OMG Districts may be modified by the Zoning Administrator.
(Ord. 5-2005, passed 3-23-05; Am. Ord. 2-2009, passed 3-4-09; Am. Ord. 16-2013, passed 11-6-13)