The outer leaves are purple, while the inner leaves are reddish-purple.
The leaf stems are thin, with a high content of anthocyanins.
It is not tolerant to bolting, and the sowing temperature should be above 13 degrees Celsius.
After germination, 1% to 4% of green seedlings may appear, which should be promptly removed.
It can be harvested around 70 days after transplanting.
The head weighs approximately 1.2-1.5kg.