GLOSSARY OF TERMS A. Terms Applicable to Landscape Requirements Crown Spread. The distance measured across the greatest diameter of the above ground portions of a plant. Decorative Walls and Fences. Barriers constructed of wood, masonry or other appropriate material. Developed Area. That a portion of a plot or parcel of land upon which a building, structure, pavement, landscaped material or other improvements, excluding public rights-of-way, have been placed. Diameter at Breast Height (DBH). The diameter of the tree as measured at four and a half (4½) feet above grade. If a tree splits into multiple trunks below 4½ feet above grade, the trunk is measured at its most narrow point below the split. Earth Mounds. Earthen physical barriers which block or screen a view, which have vegetation capable of preventing erosion, and have a maximum permitted slope of three feet horizontal to one vertical (3:1) where mounds are to be mowed. Ground Cover. Landscape materials such as natural mulch or low growing plants installed in such a manner so as to form a continuous cover over the ground. Interior Landscaping. The use of landscape materials within the boundaries of the parcel, exclusive of the perimeter landscaping. Landscape Buffer. Landscape materials installed between certain land uses [i.e. (1) between multifamily and single-family uses, (2) between any residential and commercial uses, and (3) between any manufacturing and residential or commercial use], between thoroughfares and land uses, and between thoroughfares and off-street parking in order to reduce glare, unsightly views, and noise. Landscape Material. Materials such as, but not limited to, living trees, shrubs, vines, lawn grasses, ground cover, landscape water features and non-living, durable material commonly used in landscaping, including, but not limited to, rocks, pebbles, sand, decorative walls and fences, earthen mounds, but excluding pavements or surfaces for 278
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