Rain gardens are, at their simplest, shallow hollows that collect rainwater, usually featuring a variety of plants. They are designed to deal with periods of flooding and drought, and help prevent localised flooding while providing homes for wildlife.
All About Rain Gardens – What They Are & How to Build One
creating a rain garden in the UK. - flowerpotman landscape gardener
Gardening For Rainwater: Creating a Rain Garden
How to Build a Rain Garden: Plants & Designs
How Rain Gardens Complement Climate Victory Gardens - Dengarden
Rain gardens / RHS Gardening
How to Build a Rain Garden to Capture Runoff - Tenth Acre Farm
Rain Gardens — Perkiomen Watershed Conservancy
How to Build a Beautiful Rain Garden - CoastalLandscapeSupplies
How to Create a Rain Garden - The Home Depot