Growing Media Selection for Green Roof
LI Qian-sheng (Modern Agriculture Science and Engineering Institute, Tongji University,Shanghai 200092)
In order to reduce the roof load and be suitable for water-holding and aeration capacity , the light volume weight were the basic requirements of growing media for green roof. The growing media can be mixed by organic substrates, like peat, fermented sawdust, rice hull, with perlite or vermiculite. Organic fertilizer is also includable.