Island Giants® Coffee Cups - elephant's ear - Colocasia esculenta Cultural Data | Proven Winners

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Overview
Awards
Plants

pH:

B (5.8 - 6.2)

EC (2:1 Extraction Method):

B (0.6 - 0.9)

Medium (150 - 200 ppm)

Light Requirements:

Medium

Light Requirements:

High

Water Categories:

Moderate to Moist

Rooting Out Temperature:

C (65 - 72º Fahrenheit)

Growing On Temperature:

B,C,4 (70 - 75º Fahrenheit)

Holding Temperature:

B (50 - 60º Fahrenheit)

Planting and Timing Information:

Spring through Summer Finish. 1 liner per 4-6" pot.

Finishing Times:

4-5" and Quart Pot : 7-9

Finishing Times:

6" and Gallon Pot : 9-11

Finishing Times:

7-9" Pot : 11-13

Finishing Times:

10-12" and Two Gallon Pot : 13-15

Pinching and Growth Regulators:

Pinching not needed. PGRs are generally not needed. Sumagic is effective if needed.

Pest and Disease Management:

General pest and disease practices as listed in notes.

Grower Tips:

Colocasia can be cutback if needed.

Spring Outdoor Finish:

Do not move outside

Award Year	Award	Plant Trial
2025	Perfect Score	University of Florida - Fort Lauderdale
2023	Top Performer	Cincinnati Zoo and Botanical Garden
2021	Top Performer - Perennial	Mississippi State University - Crystal Springs
2020	Top Performer - In Ground	University of Minnesota - Grand Rapids
2020	Top Performer - Container	University of Minnesota - Grand Rapids
2020	Top Performer	Boerner Botanical Garden
2020	Top Performer	Biltmore Estate
2020	Perfect Score All Season	Oklahoma State University Botanical Gardens
2020	Top Performer	University of Georgia
2020	Top Performer	Penn State University

Plants associated with this Culture:

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