Chunlan Qingcheng is a tissue culture. Chunlan Qingcheng has 4-7 leaves, clustered, narrow band-shaped, 20-55 cm long and 0.6-1.7 cm wide; the leaves are thin and leathery, soft in texture, green to dark green; the leaves are relatively flat, which is in line with the characteristics of tissue culture flowers, so Chunlan Qingcheng is a tissue culture flower.