2, Qingming, one of the 24 solar terms, the fifth solar term in spring. When the sun reaches longitude 15, the sky is clear. During the Qingming period, the atmosphere was clear and everything appeared, hence the name. Qingming is both a solar term and a festival. Tomb-Sweeping Day is a good time for spring ploughing and planting; Tomb-Sweeping Day is a traditional festival for people to express their feelings and comfort themselves. Tomb-Sweeping Day Qi provides important conditions for the formation of Tomb-Sweeping Day customs in terms of time and weather, and this solar term is considered as one of the origins of Tomb-Sweeping Day.
Qingming is first of all a very important solar term. As soon as Qingming arrives, the temperature rises, which is a good season for spring ploughing and planting. Therefore, there is a saying that "before and after the Qingming Festival, melons, fruits and beans are planted". Agricultural proverb "Planting trees is not as clear as Qingming". The main customs of Qingming are: forbidding fire, sweeping graves, climbing mountains, cuju and inserting willows.