Foundation plantings or enhanced landscaping. Main entrance features must incorporate foundation plantings consisting of a mix of evergreen and deciduous shrubs, grasses, sedges, or rushes, and/or herbaceous perennials, ferns, or vines for a minimum of 50% of the length of the Facade. These foundation plantings are in addition to any required buffers and parking lot landscaping required by § 350-1210 in lieu of foundation plantings, any required buffering and parking area landscaping may be provided at an enhanced rate of 20% of plant units greater than what is required pursuant to §§ 350-1210 and 350-1211.