What does Qingming mean in ancient poetry? What day is it every year?

Qingming in ancient times is the same as Qingming today. Tomb-Sweeping Day has no specific time.

Tomb-Sweeping Day, also known as March Festival in ancient times, has a history of more than 2,000 years. Tomb-Sweeping Day is one of the 24 solar terms around April 5th in the Gregorian calendar. Among the 24 solar terms, Qingming is the only solar term that is both a solar term and a festival. It is a festival of Han nationality in China and one of the 24 solar terms in China. The time is around April 5 of the Gregorian calendar every year. After Tomb-Sweeping Day, the rain increased, and the land showed a scene of spring and tranquility. At this time, everything, whether it is the vegetation in nature or the human body in natural places, has changed the filth in winter, ushered in the breath of spring and realized the transformation from yin to yang.

Tomb-Sweeping Day is at the turn of mid-spring and late spring, that is, after the winter solstice 106 days. Grave-sweeping activities are usually held 10 days before or 10 days after Tomb-Sweeping Day.

Qingming is the fifth of the 24 solar terms, and Qingming is a solar term representing phenology, which means sunny weather and lush vegetation. It is said that the origin of Tomb-Sweeping Day began with the "grave-sweeping" ceremony of ancient emperors and generals. Later, people followed suit, and it became a fixed custom of the Chinese nation to worship ancestors and sweep graves on this day. Tomb-Sweeping Day has folk customs such as climbing mountains, eating cold food and sweeping graves.