Which solar term does Wan Li frost describe?

What solar terms does Wan Li Frost describe? Frost in the first frost.

Characteristics and customs of the first frost solar terms;

1, function

Generally, the time of the first frost is based on the time when the sun reaches 2 10 degrees, and the approximate time is on the 23rd or 24th of the Gregorian calendar 10 year 10. At this point, the weather is already very cold. It was frosty at night, cold in the morning, and frost began to appear. The temperature difference changes greatly during the day, and cold air often invades, which makes the temperature drop sharply. Dew condenses into frost and drops, so it is called the first frost. The first frost is the last solar term in autumn.

It is the beginning of the transition between autumn and winter, and the lowest temperature can reach about zero. Frost is an ice crystal formed by water vapor in the air near the ground directly condensing on the ground or plants. The color is white and the structure is loose. Frost is spread all over vegetation and rocks, commonly known as frosting. Generally, frosted vegetables taste good and taste more fragrant than before, but not all vegetables are like this, only some vegetables suitable for this weather can.

2. Customs

Drinking and enjoying chrysanthemums: In many places, the first frost in autumn will be called "morning frost" or "chrysanthemum frost", because it is suitable for enjoying chrysanthemums at this time, and the ancients have the saying that "frost blooms chrysanthemums", so climbing mountains and enjoying chrysanthemums has become an elegant activity of the first frost. It is recorded in "Continued Harmony" by Wu Jun of Nanliang.

"In the first frost, only this grass flourishes", so chrysanthemum was regarded as "grass in season" by the ancients and became a symbol of vitality. Autumn chrysanthemums are in full bloom at the first frost. In many parts of our country, this solar term may hold chrysanthemum parties, enjoy chrysanthemums and drink alcohol, which also shows the respect and love for chrysanthemums. What does the first frost mean?

What season is the first frost?

The first frost is the last solar term in autumn. Entering the first frost means that autumn is coming to an end and winter is coming. This shows that the first frost season is still in autumn. The frost in the first frost is caused by the condensation of water vapor when the ground encounters cold weather, so it is not the frost in the first frost, but the phenomenon that the ground will produce the first frost when the weather is cold. In the first frost solar term, the leaves began to turn yellow and were blown to the ground by the autumn wind. The stinging insects all stayed in the cave to hibernate.