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屋顶绿化即在高出地面以上,周边不与自然土层相连接的各类建筑物、构筑物等的顶部以及天台、露台上的绿化。屋顶绿化有三种形式。简式屋顶绿化利用草坪、地被植物或低矮灌木进行屋顶绿化,不设置园林小品等设施,一般不允许非维修人员活动的简单绿化。花园式屋顶绿化根据屋顶具体条件,选择小乔木、低矮花灌木和草坪、宿根花卉等地被植物进行屋顶绿化植物配置,设置园路、座椅和园林小品等,提供一定的游览和休憩活动空间的复式绿化。
The green roof is the top of various buildings and structures such as rooftops and terraces, which are above the ground and are not connected to the natural soil layer. There are three forms of roof greening. Simple roof green lawn, ground cover plants or low shrubs roof greening, do not set garden sketch and other facilities, generally do not allow non-maintenance personnel activities simple greening. Garden-style roof green roof under the specific conditions, the choice of small trees, low flowers shrubs and lawns, flowers and other places Perennial plant vegetation roof greening, set the park roads, seats and garden pieces, etc., to provide some excursions and leisure activities Green space in the complex.