What Is A Rain Garden And How Does It Work
Camila Farah
The top level soils will be a mixture designed to both allow water to infiltrate and provide plants with structure.
Rain gardens also called bioretention facilities are one of a variety of practices designed to treat polluted stormwater runoff rain gardens are designed landscape sites that reduce the flow rate total quantity and pollutant load of runoff from impervious urban areas like roofs driveways walkways and parking lots and compacted lawn areas. Rain gardens are effective in removing up to 90 of nutrients and chemicals and up to 80. It is designed to temporarily hold and soak in rain water runoff that flows from roofs driveways patios or lawns. The water can then be used to irrigate the garden or can pass through the filtering system and be released into the drainage system.
Rain gardens are designed to hold water in the soil not on top for plants to absorb. With special soils and with plants that can survive a couple of days of standing water and still do well when it s dry a rain garden though small can have a significant positive impact on the natural environment. A rain garden is a garden of native shrubs perennials and flowers planted in a small depression which is generally formed on a natural slope. Rain gardens are depressed garden beds filled with a variety of native perennials and shrubs that are both water and drought tolerant.
What is a rain garden. Rain gardens are a stormwater management practice intended to manage and treat small volumes of stormwater runoff from impervious surfaces. Rain gardens are a low cost solution to increased runoff.
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