Roof gardens : history, design, and construction

Roof Gardens covers site considerations, construction, design elements, and maintenance, as well as useful data and sources of supply and information. It presents a wealth of material, including typical sections and details of raised planters, walls, paving, drainage, and lighting. It also discusses planting soils and root-proofing, reviews useful new construction techniques-largely unknown in the United States-and offers a richly illustrated tour of roof gardens around the world and through history.