What is the significance of trekking on Qingming Festival?

The significance is to follow the seasonal climate.

March is the month of spring, when life begins to flourish, and everything is sprouting, so people go out of their houses and come to the field to proactively cater to the seasonal qi, so as to promote the flow of yang qi in their own bodies, which is very beneficial to the health of the body.

The origin of the green:

The origin of the green is also related to the appearance of the festival. Shangsi Festival, the date for the first six days of March, hence the name. Its origins can be traced back to ancient times, that is, before the Xia Dynasty, is still in the matriarchal clan of men and women to choose a spouse system, when there is no marriage, the implementation of a clan and another clan of the seasonal group marriage system.

Then it developed into dyadic marriage, and then into patrilineal society with the rite of marriage and the emergence of patrilineal families. After a long winter, young men and women, confined to their houses by the cold winds, welcomed spring and the busy work of cultivation and production, as well as the need to choose a spouse to match and have children.

Thus, after worshipping the gods of the earth and spring for a good harvest, people also worshipped the god of fertility and the god of matchmaking in order to pray for the multiplication of children, and at the same time, men and women chose each other's spouses, sang and danced, and then were matched.

At that time, the ancient custom of trekking was centered around these themes: ushering in the spring, welcoming sacrifices to the god of fertility, bathing and purification, in order to have more children; male and female young people are looking for a spouse, to spring frolics, parties, songs and dances, and indulgence. In addition, there are jumping to drive away epidemics, rain rain rituals and other activities.