6. Rain Gardens Plant Choices Choose plants based on the need for light and soil type. Location Rain gardens are often located at the end of a roof or drain spout. Depth A typical Rain Garden is between four to eight inches deep. Size A Rain Garden usually five to ten percent of the impervious surface area. Soil A tpical mix is 65% sand, 15% top soil, 25% organic matter.
Green Infrastructure, Green Highways, and Green Streets will be the foundation for the rebuilding and expansion of our nations infrastructure and a key to our economic growth in the 21st Century. Green is the development of innovative approaches and strategies on how to integrate integrate grey and green infrastructure in order to protect water resources and promote sustainable design and community development. We have an opportunity to use a comprehensive approach that takes advantage of our experience on pilot projects, research, the development of standards and specifications, manuals of practice, training, and environmental management systems in order to integrate and institutionalize green approaches.
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