The Callafornia® Calla Lily Plum Pretty, 'Zantedeschia', a spring planted tuber, produces wonderful light lavender colored flowers. The flower is trumpet like in form and has a waxy texture. Calla Lilies are also know as pig lilies. The Calla Lily has sword-shaped leaves which are formed at the end of celery-like stalks. The leaves are heart-shaped and are a rich, dark green color that may be speckled. The Calla Lilly makes an excellent cut flower and are great container plants.