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Rain Garden
He`eia State Park

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Brief description of rain garden:
A demonstration rain garden was constructed at Heʻeia State Park in March 2011. This project was completed as a joint effort between Hui o Koʻolaupoko, Kamaʻāina Kids, University of Hawaiʻi and Oregon State Sea Grant Programs.  With the help of volunteers, the roughly 300 square foot rain garden was constructed and planted in just one day. 

Date installed:
March 2011

Property type:
Public

Rain garden is capturing water from which impervious surface?
Roof

Approximate square footage of impervious surface the rain garden is treating:

Approximate square footage of rain garden:
300

Describe how the water is routed to the rain garden:
Down spout was re-routed and buried under ground into the rain garden. 

Pre-build infiltration rate (in/hour):


Did you amend your soil to increase permeability?
Yes

If yes, what did you use to amend the soil?
Mulch and compost 

List some of the plants used in the rain garden:
kupukupu, carex, ohai, akia
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111 Hekili St, Ste A 510
​Kailua, HI 96734

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Copyright © 2023 Hui o Ko`olaupoko
Last Updated: January 23, 2023.
  • Home
  • About
    • What Is A Watershed
    • Staff & Board
  • Projects
    • Ecosystem Restoration
    • Stormwater Management
  • Get Involved
    • Support
  • Resources
    • Blog
    • Publications
    • For Property Owners
  • Contact
    • Volunteer Feedback Form