Colocasia esculenta 'Diamond Head' (Taro)
Taro 'Diamond Head', Elephant Ears 'Diamond Head'
Primarily grown for its spectacular foliage, Colocasia esculenta 'Diamond Head' (Taro) is a tuberous, frost-tender perennial with long-stalked, thick and glossy, heart-shaped, chocolate, ruffled leaves, up to 15 in. long (37 cm). Unlike the leaves of Alocasia which point skyward, the leaves of Colocasia droop and point toward the ground. Reminiscent of calla lily flowers, the blossoms consist of a yellowish-green spathe and spadix. They are not particularly showy and are infrequently produced. 'Diamond Head' is a hassle-free tropical plant that makes an unforgettable focal point and creates a compelling backdrop for brighter plants.
- Grows up to 4 ft. tall (120 cm) and 3 ft. wide (90 cm)
- Performs best in sun or part shade in organically rich, moist to wet soils. Provide a sheltered location to protect the decorative leaves from strong winds. Best leaf color production in sun.
- Elephant Ears love water and nutrients. They require regular watering, particularly during dry summer periods. Provide regular fertilization during the growing season. The more you feed them, the larger they will grow. They can be planted in up to 6 in. (15 cm) of standing water.
- Perfect as a specimen or in groups for beds and borders, near streams and ponds, or in large containers.
- Generally disease free. Watch for glasshouse red spider mites, aphids, and glasshouse whitefly.
- All parts may cause mild stomach upset if ingested without cooking.
- Toxic to dogs, toxic to cats, toxic to horses.
- Native to tropical eastern Asia, Colocasia esculenta species was first brought to the Americas as a food crop for slaves. It was later promoted as an alternative crop to potatoes. Colocasia esculenta can tolerate a wide range of wet to dry sites and can easily invade wetland edges, swamps, blackwater streams, and riverine forests.
- Find where this species is invasive in the United States.
- Discover beautiful U.S. native plant alternatives.
Learn How To Plant, Care and Grow Splendid Elephant Ears
Often grown for their dramatic foliage reminiscent of elephant ears, Colocasia and Alocasia are terrific tender perennials that provide a strong ornamental interest and quickly give a touch of the tropics in gardens or containers. Impossibly exotic, their architectural shapes make them perfect for planting as focal plants or massed to create a tropical effect. Easy to grow, they stand proud and bold provided some basic rules are respected.Read More
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Requirements
Hardiness | 7
– 12 |
---|---|
Heat Zones | 8
– 12 |
Climate Zones | 12, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2 |
Plant Type | Aquatic Plants, Bulbs, Perennials |
Plant Family | Colocasia - Taro |
Exposure | Full Sun, Partial Sun |
Season of Interest |
Spring (Early,Mid,Late) Summer (Early,Mid,Late) Fall Winter |
Height | 3' – 4' (90cm – 120cm) |
Spread | 2' – 3' (60cm – 90cm) |
Spacing | 36" (90cm) |
Water Needs | Average, High |
Maintenance | Low |
Soil Type | Clay, Loam, Sand |
Soil pH | Acid, Neutral |
Soil Drainage | Moist but Well-Drained, Poorly Drained |
Characteristics | Showy |
Tolerance | Wet Soil |
Garden Uses | Beds and Borders, Bog Gardens, Patio and Containers, Ponds and Streams, Rain Gardens, Water Gardens |
Garden Styles | Mediterranean Garden |
Plant Haven International Inc.
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
Requirements
Hardiness | 7
– 12 |
---|---|
Heat Zones | 8
– 12 |
Climate Zones | 12, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2 |
Plant Type | Aquatic Plants, Bulbs, Perennials |
Plant Family | Colocasia - Taro |
Exposure | Full Sun, Partial Sun |
Season of Interest |
Spring (Early,Mid,Late) Summer (Early,Mid,Late) Fall Winter |
Height | 3' – 4' (90cm – 120cm) |
Spread | 2' – 3' (60cm – 90cm) |
Spacing | 36" (90cm) |
Water Needs | Average, High |
Maintenance | Low |
Soil Type | Clay, Loam, Sand |
Soil pH | Acid, Neutral |
Soil Drainage | Moist but Well-Drained, Poorly Drained |
Characteristics | Showy |
Tolerance | Wet Soil |
Garden Uses | Beds and Borders, Bog Gardens, Patio and Containers, Ponds and Streams, Rain Gardens, Water Gardens |
Garden Styles | Mediterranean Garden |