Transition buffers between incompatible land uses may be required as a means to minimize adverse land use impacts. Transition buffers shall be designed to provide at least seventy-five (75) percent opacity within 5 years of planting and must include a variety of plant material, including ground cover, bushes, deciduous trees and evergreen trees. Mounding and other landscape treatments such as split rail fences and landscape, boulders, may also be included to add visual interest.