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Testing Plants In Grey Water

Grey Water Research

Grey water irrigation testing with popular native plants.

By Todd Layt

Summary of results

The best plants for greywater based on this investigation and real world knowledge are listed below. To work out the best plants we have assumed the gardens could be excessively irrigated with grey water or dry for periods of time.

Vic, ACT, Tas, SA, WA, NZ and Southern NSW Sydney to Port Macquarie (NSW) Queensland and Northern NSW
Breeze Tanika** Breeze
Tanika Little Jess Little Jess
Poa Eskdale Wingarra Wingarra
Wingarra Nafray Nafray
Katrinus Katie Belles Katie Belles
King Alfred Tropic Belle* Tropic Belle*
Nafray King Alfred King Alfred
Savanna Blue* Poa Eskdale Katrinus**
Katie Belles Katrinus** Katrinus Deluxe**
Tropic Belle* Katrinus Deluxe**
Katrinus Deluxe Breeze

* If the Grey water is high in salt, avoid Savannah Blue. (Based on salt trials)

** Good draining soils in raised gardens suggested for these plants.

Please note:
These are only 2nd year preliminary results, and as the research progresses, more plants may be added to this list.

To read the entire paper, download the pdf.

Grey Water Research | 6MB
Grey Water Testing | 70KB

Todd grew up on a turf farm where he gained his firsthand experience with turf varieties. He began breeding improved varieties and started Abulk (Turf and Wholesale Nursery) in 1990. Todd’s passion for plants and breeding grew to encompass landscape plants, which led him to start Ozbreed in 2003. Now with over 20 years breeding and marketing experience, he continues to focus on the breeding and research arm of the business.

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