Calla lily is a perennial herb with fleshy tubers and a plant height of about 1-2.50 meters. Leaves are the basal growth stalks, petioles are generally twice as long as leaves, and the upper part has horns, and the lower part folds like a sheath to support the stems. The leaves are egg-shaped and arrow-shaped, complete and bright green. The pedicel of calla lily is next to the leaves, higher than the leaves, and the flower spike is surrounded by the Buddha flame, which is very large and horseshoe-shaped. Spikes are cylindrical and bright yellow, with stamens in the upper part and pistils in the lower part. The fruit of calla lily is fleshy and wrapped in a Buddha flame bag; The natural flowering period lasts from 1 1 to June of the following year, and the whole flowering period is 6 -7 months, which is at the peak of flowering. Seeds can be received in places with suitable climatic conditions, and generally there are few mature fruits.