The origin and custom of cold dew solar terms

1, origin: every year1October 8th or 9th, 10, longitude of the sun 195, which is cold dew. "Twenty-four solar terms" said: "September solar terms, cold dew, will condense cold dew." Cold dew means that the temperature is lower than that of the white dew, and the dew on the ground is colder and will soon condense into frost. In the cold dew season, Nanling and the vast area to the north have entered autumn, and the northeast and northwest regions have entered or are about to enter winter. In the capital Beijing, you can see the first frost in many years. In addition to the perennial snow on the Qinghai-Tibet Plateau, it has generally begun to snow in the northeast and northern Xinjiang.

2. Customs. Eating Flower Cake: Because the weather is getting colder, flowers and trees are about to die, so people call it "tattoo". 1999 Climbing the mountain, we still have to eat flower cakes. Because "high" and "cake" are homophonic, we should call the cake "Chongyang Flower Cake", which means "step by step".