Qinghuang

Quick answer：

The term 'Qinghuang' is a Chinese expression that can refer to a specific period in the agricultural cycle when crops are transitioning from green to yellow, indicating the end of the growing season. It can also be a metaphor for a transition phase or a period of uncertainty. In the context of Chinese culture, it might be associated with the traditional art of painting, where 'Qing' refers to ink wash painting and 'Huang' to oil painting.