Water Plants

Colocasia esculenta 'Polar Green'

Polar Green elephant ear

Representative Colocasia esculenta foliage; this photo does not verify the 'Polar Green' cultivar or its pink stems.

Broad green elephant-ear leaves and pink-flushed stems provide bold tropical texture beside finer rushes and sedges. This named selection belongs in a moist, roomy planting or container. Its foliage dies back after frost; protect the rhizome in winter.

At a glance

Sun: Part sun to shade
Pond placement: Moist bed or container.
Winter care: Mulch the rhizome deeply in a protected, well-drained bed, or lift it for frost-free storage to avoid winter loss.
Mature size: 3–5 ft. tall × 3–5 ft. wide
Water: Consistent moisture
Hardiness: Retailer reports USDA zones 5–11; protect rhizomes from severe freezes

Sizes & prices

#1$19.99

Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.

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Keep in mind: Raw foliage can irritate the mouth if eaten; keep away from pets.

Seasonal interest

Foliage: Large green leaves on pink-flushed stems.

Water garden care

Planting method: Moist garden bed or roomy pot; keep leaves and crown above water.
Watering: Keep moist in active growth.
Pruning: Remove damaged leaves at the base.

Sources & photo credits

Kansas Plant Farm

NC State Extension

Royal Horticultural Society

Photo: Hans B. · Public domain

Reviewed September 27, 2026. Growing conditions vary by location.