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Water Chestnut

Eleocharis dulcis, Cyperaceae

Zones
7a–11b
Layer
Aquatic
Lifespan
Perennial
Growth
Fast

Guild Roles

Producer

Growing Conditions

Sun

Partial Shade (optimal)Partial Sun (acceptable)Full Sun (optimal)

Water

ModerateHigh

Soil pH

6 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

RiceOryza sativa
Beneficial Insect Habitat
Water HyacinthEichhornia crassipes
Nutrient AccumulationBeneficial Insect Habitat
Water CeleryOenanthe javanica
Nutrient AccumulationBeneficial Insect Habitat
Water CaltropTrapa natans
Nutrient AccumulationBeneficial Insect Habitat

Antagonistic Plants

Water LettucePistia stratiotes

Water lettuce can shade water chestnut shoots and compete for dissolved nutrients

Uses

Functions

Food

Edible Parts

Roots

Common Questions

What zones does Water Chestnut grow in?

Water Chestnut grows in USDA hardiness zones 7a through 11b.

What are good companion plants for Water Chestnut?

Good companions for Water Chestnut include Rice, Water Hyacinth, Water Celery, Water Caltrop.

Design guilds with Water Chestnut and see companion relationships visually.

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