Plants and other landscaping materials shall be selected in terms of aesthetic and functional considerations. The landscape design shall create visual diversity and contrast through variation in size, shape, texture and color. The selection of plants in terms of susceptibility to disease and insect damage, wind and ice damage, habitat (wet-site, drought, sun and shade tolerance), soil conditions, growth rate, longevity, root pattern, maintenance requirements, etc., shall be considered. Consideration shall be given to accenting site entrances and unique areas with special landscaping treatment. Flower bed displays are encouraged.