Colocasia 'Diamond Head' Elephant Ear Bulb
Colocasia 'Diamond Head' Elephant Ear Bulb
Zone compatibility details
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Zone compatibility details
This variety’s zone range
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My hardiness zone
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The USDA hardiness zones offer a guide to varieties that will grow well in certain climates. Each zone corresponds to the minimum winter temperatures experienced in a given area. Make sure that your hardiness zone lies within the zone compatibility range of this variety before ordering.
Spring Shipping Schedule
Spring Shipping Schedule and Zone Opening Earliest Ship Dates
Note: At Park Seed, we are committed to shipping healthy live plants at the ideal planting time for your zone. In order to ensure our plants are shipped at the optimal conditions, we regularly adjust our shipping timeframes as needed. The below table reflects our current estimate of timing for rose, live plant and bulb shipping this season.
| Zone | Bareroot Roses | Container Roses | Plants & Bulbs | Sweet Potato & Avocado | Citrus | Blooming Blocks |
|---|---|---|---|---|---|---|
| 1-3 | Early-Mid May | Mid May | Mid May | Late May-Mid June | Early-Mid May | Early-Mid May |
| 4-5 | Early-Mid Apr | Late Apr-Early May | Late Apr-Early May | Mid-Late May | Late Apr-Early May | Early-Mid May |
| 6 | Mid-Late Mar | Mid-Late Apr | Mid-Late Apr | Early-Mid May | Early-Mid Apr | Early-Mid May |
| 7 | Early-Mid Mar | Mid-Late Apr | Late Mar-Early Apr | Late Apr-Mid May | Early-Mid Apr | Early-Mid May |
| 8 | Mid-Late Feb | Mid-Late Apr | Late Mar-Early Apr | Mid-Late Apr | Early-Mid Apr | Early-Mid May |
| 9-13* | Late Jan-Mid Feb | Mid-Late Apr | Late Mar-Early Apr | Mid-Late Apr | Early-Mid Apr | Early-Mid May |

Grow Zone
10 - 11
Mature Height
72
Mature Width
48
Sun / Shade
Full Sun and Part Shade
Bloom Size
need bloom size meta
Tomato Fruit Set
Days To Maturity
Fruit Weight
Soil Tolerance
Clay and Normal, loamy
Moisture
Moist, well-drained and Wet
Description / Colocasia 'Diamond Head' Elephant Ear Bulb
'Diamond Head' brings a new level of sophistication to Elephant Ears with its stunning dark foliage and unique sheen that stays vivid even in intense summer heat. The glossy, heart-shaped leaves, rippling with texture and deep violet to black tones, are a true spectacle. Each leaf reaches an impressive 2½ feet long, while the deep burgundy petioles enhance its striking appearance. This fast-growing Elephant Ear reaches 4 to 6 feet tall and 2 to 3 feet wide, making it an ideal choice for borders, shaded corners, or foundation plantings.
A cultivar of Colocasia esculenta, also known as taro or elephant ear, 'Diamond Head' was introduced in 2008 by Hawaiian breeder John Cho. This variety surpasses its parent plants, C. 'Putih' and C. 'Black Magic,' in both color and texture, featuring a glossy finish more commonly associated with alocasia than colocasia varieties.
Ideal for partial to three-quarters shade, 'Diamond Head' thrives in consistently moist soil and adds drama to the garden from spring to frost. For colder regions, this versatile plant can be grown in large containers and overwintered indoors. With its bold foliage and low-maintenance nature, 'Diamond Head' elevates any garden design.
Plant 'Diamond Head' bulbs in spring when soil and nighttime temperatures exceed 60°F. Set bulbs 2 to 3 inches deep and space them 3 to 4 feet apart to give this stunning plant room to grow.
Product Details
SKU: 44396
Genus: Colocasia
Species: esculenta
Variety: 'Diamond Head'
Item Form: Bulb
Foliage Color: BlackPurple
Habit: Upright
Light Requirements: Full SunPart Shade
Moisture Requirements: Moist, well-drained, Wet
Soil Type: Clay, Normal, loamy
Uses:- Beds
- Containers
- Fall Color
- Foliage Interest
- Easy Care Plants
State Shipping Restrictions: GU, PR, VI