Water-Chestnut

Eleocharisdulcis

Family
Cyperaceae (sy-peer-AY-see-ee)
Genus
Eleocharis (el-ee-OK-ar-iss)
Species
dulcis (DUL-sis)
Synonym
Sun Exposure
Full Sun
Height
12-18 in. (30-45 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
Bloom Time
Other Details
Category
Ponds and Aquatics
Tropicals and Tender Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Jacksonville, Florida

Milton, Florida

Orange Springs, Florida

Featured Videos

Gardener's Notes:

4
positives
0
neutral
0
negative
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S
S
Milton, FL (Zone 8b) | November 2019 | positive

Water-chestnuts were perennial for me here in zone 8b. They are definitely more cold hardy than I first thought.

While tas...Read More

J
Toronto, ON (Zone 6a) | July 2015 | positive

You can purchase the viable fresh bulbs cheap from Asian grocery store or supermarket!

You can grow them in the deep pai...Read More

A
Green Cove Springs, FL (Zone 9a) | July 2010 | positive

Very easy to grow so far here in N Florida. Give plenty of sunlight.

M
Erwin, TN (Zone 7a) | November 2003 | positive

This needs the same conditions as rice or water raised taro. Water chestnuts require fertile soil and shallow water, with high temperatur...Read More

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