'Coffee Cups' elephant's ear (Colocasia esculenta 'Coffee Cups') kol-oh-KAY-shah ess-kew-LEN-tah Genus:  Colocasia 'Coffee Cups' is an unusual and relatively recent introduction. It has nearly black stems and  cup-shaped leaves. 'Coffee Cups' is a vigorous grower, and, with a height of 6 feet, it's a good choice for the back part of a border. -Andy Cabe, Regional Picks: Southeast, Fine Gardening issue #120 Noteworthy Characteristics:  Black stems; cup-shaped foliage; quick growth. Care:  Provide full sun and moist, organic soil. Propagation:  Divide in winter or early spring. Problems:  Aphids, whiteflies, spider mites, soft rot, bacterial blight, corm and root rot, dasheen mosaic virus.

Overview

Height 3 ft. to 6 ft. Spread 3 ft. to 6 ft. Growth Habit Clumps Growth Pace Fast Grower, Invasive/Aggressive Grower Light Full Sun Only Moisture Medium Moisture Maintenance Low Characteristics Showy Foliage Uses Beds and Borders, Container Seasonal Interest Summer Interest Type Bulbs