![]() ![]() Along the sides, she uses evergreen ferns, sedges, winterberry, grasses, and Siberian and Louisiana irises that thrive in moist conditions. Jan Johnsen, a landscape designer in Mount Kisco, New York, often landscapes swales by lining them with river rock. The addition of a perforated pipe laid in gravel underneath can help handle heavy water flow.Ī small swale might carry gutter water from a house to a dry well, while a more substantial one could run along the base of a hill above a low-lying house to divert water around it. Plants on a swale's gently sloping banks-and sometimes down the center of the channel itself-take up much of this water. They filter runoff along the way by allowing it to sink into the soil. Swales are depressions that follow the contour around the base of a slope (natural or created), channeling storm water from one place to another. ![]() Here are 3 drainage systems you can create in your landscape and yard: 1. ![]() “You can cure your wet-basement problem and do something for the environment at the same time,” says This Old House landscape contractor Roger Cook. Plus, they allow pollution, including oily residue from cars, to filter out naturally, so it doesn't wind up in lakes or streams. Since these yard drainage ideas allow storm water to sink into the soil gradually, they help reduce flooding. And driveways, patios, and walkways can be constructed of pervious paving that never puddles because water seeps through. Gutter water can flow into rain gardens that provide a habitat for butterflies and birds. Ditches can be landscaped as swales that look like creek beds or small meadows. You can turn landscaping for water drainage solutions into features that enhance your yard-and protect natural waterways. ![]()
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