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Plant Database
Water Chestnut

Water Chestnut

Eleocharis dulcis

herbaceous☀️ full sun💧💧💧 high water Hardy: Zone 9aZone 11b

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Water chestnut is an aquatic perennial grown for its edible, crunchy tubers that develop underground in mud or shallow water. The plant produces thin, upright stems with minimal foliage and is cultivated in wetlands and paddy systems throughout Asia.

Overview

Form
Upright
Growth Rate
moderate
Size
1–2′ tall × 0.5–1.5′ wide
Dormancy
deciduous
Family
Cyperaceae

Native Range

Southeast Asia

Seasonality

Harvest Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Summer

Notable Cultivars

The Chinese water chestnut (Eleocharis dulcis) is the primary cultivated form; modern selections are chosen for larger tuber size and earlier maturity.

Companion Planting

Plants well with