Why is it not allowed to fill graves in leap months?

China has a saying: Nine leaps in ten years. It means that there are many leap months. Think about it. If so, how many Tomb-Sweeping Day can fill the soil? Besides, Tomb-Sweeping Day comes from solar terms, and the lunar calendar in China has nothing to do with solar terms, but two concepts. In fact, filling the soil or offering sacrifices to ancestors are all manifestations of our mourning for our loved ones. Go home as much as possible. Bye. I really can't go home, and it's okay to die a long way. Dedication; Normal heart; Be filial; with a clear conscience/have a clear conscience

Satisfied, please adopt.