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Maui Reedgrass

Greeneochloa expansa

Maui Reedgrass
Photo: Forest and Kim Starr, CC BY 2.0

Maui reedgrass is a native Hawaiian perennial grass found only on Maui and Hawaiʻi island, growing in moist lowland forests and swamps. It is a wetland-style grass that needs consistently moist conditions and is seldom grown outside its native range.

Family
Poaceae (Grass family)
Grows as
Grass
Light
Part shade, Bright indirect
Water
Keep the soil consistently moist and do not let it dry out.
Soil
Moist, fertile, humus-rich soil or wet organic mix.
Temperature
18–28 °C; protect below 10 °C
How easy
Moderate
Native range
Hawaiian Is.
Climate
montane tropical

About

Greeneochloa expansa is a species of grass in the family Poaceae known by the common name Maui reedgrass. It is native to Hawaii, where it is known only from Maui and the island of Hawaiʻi. Its natural habitats are lowland moist forests and swamps. It is threatened by habitat loss.

Other Calamagrostis plants

European beachgrass · American beachgrass · Beachgrass · Feather reed grass · Purple Reedgrass · Bolander's reedgrass · Shorthair reedgrass · Bluejoint · Purple smallreed · Calamagrostis carchiensis · Wood Small Reed · Leafy reedgrass

Text excerpted from the Wikipedia article Greeneochloa expansa by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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