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Plate II. This map shows those portions of the United States which because of climatic environment and geographicallocation possess similar planting seasons. Investigation of zones of similar planting seasons has, to date, not providedcomplete information to the landscape architect in his planting work. Numbers refer to numbered section on Plate III.(See page 14, also chapter II). flowering, such plants fulfill the requirements of height automaticallyimposed by some few groups. Height of plants means little to thelandscape designer as compared with the many other importantrequirements of foliage effects, character of fruits and flowers, soiladaptations, hardiness and habits of growth and their response topruning operations. |
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