morphological character Biennial, cold resistance, avoid hot, like sunny fertile, sandy loam soil, good drainage, but during the growth period of need a lot of water. It can grow well in neutral or alkaline soil. Plant height up to 1 meters for a long time. Plant form is brawny, campanulate flowers like wind bell, color is bright and elegant, petals closed, orange, pendulous, the branches of soft, whirling leaves, bell shaped flowers, colorful, waving in the breeze, beautiful and lovely, very popular in Europe, the herbaceous flowers in late spring and early summer small garden in common, often with its expression healthy, tender love. Several species with 5 petals, flowers white to dark orange; flowers droop, often cultivated for viewing. Is still in the introduction stage in China, but in the flower market and art can be seen in drag.  Bellflower is also called Campanula flower, resembling the lily of the valley, but Bellflower is Campanulaceae plants, large corolla. Lily is Liliaceae, small corolla, and drooping growth habit It is suitable to grow in sandy soil with rich humus and loose soil, and it is also suitable for the environment of warm and humid and sunny environment.