Although in recent years the construction of a roof garden to get a certain amount of development, however, roof garden design and planning, a lot of green roofs found there are many problems in the course after the completion of the roof garden design, which embodies the concerns of government and administrative departments not enough, technology promotion unfavorable, high costs and outdated concepts. (5) The old concept of building owners to implement green roofs, often encounter affect the owners do not fit or boycott, they have always believed that technology, however green roofs, roof garden design, waterproof flawed, roof garden design, for housing use and maintenance of the negative, and the role of ecological functions and better green roofs on no correct understanding. Over the years the building has no roof garden of a uniform standard and specification process, a roof garden during the emergence of the ecological aspects of soil erosion, pollution, plant configuration is not reasonable; exposed not long anti-security infiltration of anti-leakage, serious problems such as excessive load; and economic terms for the construction of high cost and so on. Roof garden design conditions due to constraints, so green roof plant selection has some special requirements, such as the general should choose drought, cold and strong dwarf shrubs and herbs; select positive, Low of shallow-rooted plants; selection wind, easy to lodging, water-resistant plant species; selected to mainly evergreen, winter can overwintering plants; try to use native plants, appropriate afforestation introduction of new varieties. Shrubs are the main green roof plants flowers should try to achieve a mix of seasonal flowers. For example, spring flowering plum, spring cuckoo, jasmine, gardenia, peach, cherry, Lagenaria; crape myrtle summer, summer cuckoo, yellow marjoram, smiling, pomegranate; Begonia autumn, chrysanthemum, osmanthus; winter bloom, camellia, sasanqua. Optional cineraria herb flower, Primula, rose, rose, calendula, sage, Poinsettia. Calla aquatic plants, water bamboo, lotus, water lily, water chestnut, water hyacinth and so on. Roof garden design, Shaanxi View source landscape design, roof garden design quotes provided by Shaanxi View source landscape Engineering Limited. Roof garden design, Shaanxi View source landscape design, roof garden design offer is Shaanxi View source landscape Engineering Co., Ltd. (www.gyu-la.com) this year introduced a new upgrade, the above picture is for reference only, please call this page or Tel picture on to obtain the latest information, Contact: Zhang.