Rain Garden
Hawaii Pacific University

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Brief description of rain garden:
In the spring of 2013, Hui o Koʻolaupoko partnered with Hawaiʻi Pacific University (HPU) and students from the Environmental Science and Environmental Studies programs to install a demonstration rain garden at HPU Hawaiʻi Loa Campus.  The rain garden is roughly 166 sq ft and hosts over 75 native plants.

Date installed:
Spring 2013

Property type:
Business/Commercial

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:
166

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:
pohinahina, kupukupu, carex, aeae, ohai, kalo