2. shepherd's purse shepherd's purse is a common wild vegetable beside the field, which has come to the human table because of its unique fragrance and nutritional value. The alias of shepherd's purse is fragrant shepherd's purse, Chinese cabbage and so on. Hubei and Henan are called shepherd's purse, and Sichuanese are called dried rapeseed.
Mustard is planted all over China. It likes cold and humid environment, avoids heat and drought, is not frost-tolerant, and needs strong light. In a suitable temperature range, the higher the temperature, the faster the growth and the shorter the growth period, and vice versa.