Preliminary Research Of Rain Garden Design

Water is extremely important to human survival and production. But the scarcity of water resources and water pollution have become a major issue,especially in the urban sustainable development. Analyzing the reason of short of water in urban gardens,and to stressed the importance of rainwater and how to use,including rainwater infiltration,rainwater storage and rainwater drainage.The key to solve the problem is how to combined the landscape and the rainwater use better,making reunification of the function and landscape beauty.Paper introduces rain garden in the city.Based on the research of terrain,plant configuration and space design,to further the ecological and economic value in protect and improvement on the urban ecological environment.Rain garden has became one of the most important method.Based on the detailed rain garden technique constructs and international examples,the article is trying to get a reference to our country of Rain garden's designing and reconstructing.