Water Plants
Dulichium arundinaceum
Threeway sedge (sold as dwarf bamboo)
A wetland sedge with slender upright stems and short leaves arranged along them, resembling miniature bamboo. Unlike true bamboo, it belongs at a wet pond edge or in a shallow-water basket.
At a glance
- Sun
- Sun to part shade
- Pond placement
- Bog garden or shallow pond margin.
- Winter care
- Cold-hardy wetland perennial; keep the root zone moist.
- Mature size
- Usually 1–2 ft. (grower reference) tall
- Water
- Wet soil or shallow water
Sizes & prices
- 6"$19.99
Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.
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Resistance & tolerances
- Wet soil
- Naturally grows in marshes and shallow water.
Native range
- Native range / parentage
- Native to North America. Species native to Kentucky.
- Tristate native status
- Species native to Kentucky.
Water garden care
- Planting method
- Aquatic basket for pond-edge planting; keep spreading roots contained.
- Spread
- Contain its spreading rhizomes in a basket.
- Pruning
- Remove spent stems when growth dies back.
Sources & photo credits
USDA APHIS identification tools
Kew Science, Plants of the World Online
Photo: Robert H. Mohlenbrock / USDA SCS; courtesy USDA NRCS Wetland Science Institute · Public domain (US federal government work)
Reviewed September 27, 2026. Growing conditions vary by location.