Elephant Ear Landscape Ideas . Elephant ear plants make a wonderful addition to indoor garden ideas. Larger mature leaves also display striking purple veins in bright light. Huge elephant ears Elephant ears, Garden, Plants from www.pinterest.com Colocasia, with leaves that point downward, and alocasia, with leaves that often point upward. 20 live colocasia esculenta elephant…. 'elephant ear plants will appreciate lots of bright, indirect light,' says jo.