What is the last solar term in spring?

The last solar term in spring is Grain Rain.

Grain Rain is the sixth solar term among the 24 solar terms and the last solar term in spring. It is celebrated every year from April to February1year in Gregorian calendar. Grain Rain was taken from the meaning of "Rain gives birth to a hundred valleys", and the precipitation increased obviously at this time. Seedlings and new crops in the field need the moisture of rain most. Only when the rainfall is sufficient and timely can cereal crops thrive. Grain Rain, like rain, Xiao Man, light snow and heavy snow, is a solar term reflecting precipitation and ancient farming culture.

In Grain Rain season, in the south of our country, it often begins to appear obvious rainy weather, especially in the south of our country. Once cold air meets warm and humid air, it often forms a long rainy weather. Qinhuai River is a transitional area between the spring rain area in the south and the spring drought area in the north. From the Qinling-Huaihe River to the north, the spring rain decreased sharply. In the northern region, Grain Rain is a symbol of the "final frost".

Agricultural activities in Grain Rain

Twenty-four solar terms accurately reflect the change of natural rhythm and play an important role in people's daily life. Agricultural irrigation in ancient China depended on precipitation in the sky and rivers on the ground, and farming was mainly concentrated in areas with abundant precipitation and developed river networks. Farmers in these areas often engage in agricultural production according to solar terms.

Grain Rain and Grain Rain are connected, which means "Rain gives birth to hundreds of valleys" and embodies the agroclimatic significance of "Grain Rain". As the saying goes, "Spring rain is as expensive as oil", and Grain Rain has the meaning of "Rain gives birth to hundreds of valleys". At this time, the precipitation increased and the temperature rose rapidly. The seedlings in the field are newly planted, and some crops are newly sown, so they can thrive under the nourishment of rain.

"Twenty-four solar terms" edited by Wu Cheng, a scholar in the Yuan Dynasty, records: "In mid-March, after the rain, the earth paste pulsated, and now it rains again, and its valley is in the water. Rain is silent, just like the rain in my field. At this time, cover the valley and sow, from top to bottom. " Grain Rain is a solar term reflecting precipitation. After the solar term in Grain Rain, the weather turned warmer, the rainfall increased, and the humidity in the air gradually increased, which was very suitable for the growth of cereal crops.

Reference to the above content: Baidu Encyclopedia-Grain Rain