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Spikerush

Eleocharis ochrostachys

Spikerush
Photo: Mark Marathon, CC BY-SA 4.0

Spikerush (Eleocharis ochrostachys) is a rhizomatous grass-like sedge that grows in swampy, wet ground across tropical Asia, the western Pacific and northern Australia. It thrives with constant moisture, so keep its roots wet or grow it in a pond margin or bog garden.

Family
Cyperaceae (Cyper family)
Grows as
Grass
Light
Full sun, Part shade
Water
Keep the soil or root zone constantly wet or submerged; it tolerates standing water.
Soil
Wet, fertile mud or loam; a pond margin or bog mix works well.
Temperature
18–35 °C; protect below 10 °C
How easy
Easy
Native range
Trop. & Subtrop. Asia to W. Pacific
Climate
wet tropical

About

Eleocharis ochrostachys, commonly known as spike rush, is a sedge of the family Cyperaceae that is native to Australia and Asia.

Where it grows

It is found in and around swampy areas throughout its extensive range. The range of the plant includes coastal areas in Australia, India, China, Japan, Micronesia and Melanesia. In Australia the plant is often in closed forest or in Melaleuca dominated swamps in wet areas such as swamps, creek-lines or damp depressions. The sedge has a scattered distribution in northern Australia through parts of the Kimberley region of Western Australia, the top end of the Northern Territory, parts of northern Queensland and coastal parts of New South Wales.

Other Eleocharis plants

Needle spikerush · Sharp Spike Sedge · Purple spikerush · Glades spikerush · Bolander's spikerush · Eleocharis brassii · Eleocharis caespitosissima · Algal Bulrush · Drooping Spikerush · Eleocharis dietrichiana · Chinese water chestnut · Jointed spikesedge

Text excerpted from the Wikipedia article Eleocharis ochrostachys 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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