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Bamboo Spike Sedge

Eleocharis sphacelata

Also called Kaya, Tall Spike Sedge, Tall Spike Rush

Bamboo Spike Sedge
Photo: Harry Rose from Dungog, Australia, CC BY 2.0

Tall spikerush is a rhizomatous perennial sedge that forms dense stands up to about 2 m tall in wet ground. It grows best with its roots permanently wet, such as in pond margins, bog gardens or shallow water.

Family
Cyperaceae (Cyper family)
Grows as
Grass, Perennial
Light
Full sun, Part shade
Water
Keep the roots constantly wet or submerged in shallow water.
Soil
Wet, muddy or heavy clay soil, or pond-edge substrate.
Temperature
10–35 °C; sensitive to hard frost
How easy
Easy
Native range
New Guinea, Australia, New Zealand
Climate
subtropical

About

Eleocharis sphacelata, commonly known as tall spikerush, is a sedge of the family Cyperaceae that is native to Australia and New Zealand.

The erect rhizomatous perennial herb to grass-like sedge typically grows to a height of 1 to 2 metres (3.3 to 6.6 ft). It blooms between February and October producing white flowers.

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 sphacelata 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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