Elephant Ear, Taro 'Black Coral'

Colocasia esculenta

Family: Araceae (a-RAY-see-ee) (Info)
Genus: Colocasia (kol-oh-KAY-see-uh) (Info)
Species: esculenta (es-kew-LEN-tuh) (Info)
Cultivar: Black Coral
Additional cultivar information:(PP23896; Royal Hawaiian series)
Hybridized by Cho
Registered or introduced: 2011



Ponds and Aquatics

Tropicals and Tender Perennials

Foliage Color:


Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Requires consistently moist soil; do not let dry out between waterings

Very high moisture needs; suitable for bogs and water gardens

Where to Grow:

Unknown - Tell us


36-48 in. (90-120 cm)


9-12 in. (22-30 cm)


USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

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)

Sun Exposure:

Full Sun

Sun to Partial Shade


All parts of plant are poisonous if ingested

Bloom Color:

Unknown - Tell us

Bloom Time:

Unknown - Tell us




Other details:

Unknown - Tell us

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

Patent Information:


Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed


This plant has been said to grow in the following regions:

Mobile, Alabama

Tuskegee, Alabama

North Little Rock, Arkansas

Mccomb, Mississippi

Florence, South Carolina

Ladys Island, South Carolina

San Antonio, Texas

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Gardeners' Notes:

No details have been posted.