Rain Gardens
United States
Department of
Agriculture
Natural
Resources
Conservation
Service
Montana
2007
Rain Gardens
What are Rain Gardens?
Rain gardens are depressional areas
landscaped with perennial flowers and native
vegetation that soak up rainwater....
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Rain Gardens
United States
Department of
Agriculture
Natural
Resources
Conservation
Service
Montana
2007
Rain Gardens
What are Rain Gardens?
Rain gardens are depressional areas
landscaped with perennial flowers and native
vegetation that soak up rainwater.
They
are strategically located to capture runoff
from impervious surfaces, such as roofs and
streets.
Rain gardens fill with a few inches
of water after a storm and then water filters
into the ground, rather than running off to a
storm drain.
Why are Rain Gardens
Important?
As cities and suburbs grow, increased storm
water runoff from impervious surfaces
becomes a problem.
Storm water runoff from
developed areas increases flooding potential
and carries pollutants from streets, parking
lots, and lawns into local streams and lakes.
As more impervious surfaces are added to
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absorb water, reduce runoff, prevent flooding
Rain Gardens
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