Lot coverage. Lot coverage refers to all buildings on the lot including all accessory structures, such as utility sheds, patios, walkways, decks, swimming pools, tennis courts, parking lots and driveways. Except for detached, semi-attached and attached single-family dwellings, all uses shall be subject to minimum landscape requirements in addition to lot coverage requirements. A minimum of 25% of the lot area shall be landscaped with grass, trees and shrubbery.