Preliminary Study on Construction Technology of "Rain Garden"

With the speeding up of urbanization process, many cities facing a series of problems such as water shortage, water environment pollution and so on. The promotion and construction of rain garden will be one of the effective ways to alleviate this problem. In addition, the establishment of the rain garden brings new green space to the city, and provide residents with recreational environment at the same time, but also promote the recycling of water resources. This paper discusses the rain garden concept, the practical significance, the way and the way of the construction technology, and the basic requirements of the construction technology, and summarizes the applicable of the rainwater garden plants in Beijing area, and discusses the development trend of the rain garden. In order to provide reference and guidance for the construction of rainwater garden system in urban construction of our country.