2. What is a Rain Garden?
•A rain garden is a landscaped, shallow
depression that captures filters and
infiltrates storm water at the source
before it becomes run-off.
3. Why build a Rain Garden?
•Rain gardens protect the health of the
natural environment by reducing run-off and
recharging ground water.
•It also saves money and energy and
preserves natural resources.
4. How does a Rain Garden reduce water
pollution?
•Rain gardens
remove non-
point source
pollutants
from storm
water run-off
by recharging
ground water.
5. How to Build a Rain Garden
1. Locate an area that collects water, but can completely drain in a
few hours.
2. Select native plants that are hearty.
3. The size and depth of the garden depend on the water run-off
around it
4. Dig out the area, test, and observe the area.
5. Plant your plants, and take into account the blooming periods.
6. Steps to your Rain Garden
1. Locating a rain garden
2. Call before you dig
3. Understanding your
drainage area (Rooftops,
Driveways)
4. Check your soil!
(Infiltration Test)
5. Determining depth and
size
6. Determining the inlet and
overflow
7. Garden design
7. Installing your Rain Garden
1. Remove existing grass
2. Excavate to desired
depth
3. Add soil amendments
4. Sand wicks if necessary
5. Prepare the berm
6. Prepare the overflow
7. Level the base
8. Plant native species
9. Apply mulch
10. Water the plants
9. Local Rain Gardens
•Fanwood Municipal
Building Garden
•Fanwood Library
Garden
•Union Country
Vocational Technical
School Gardens
•Cranford Municipal
Building Garden
•Hansen Park
Conservancy