Autumn solar term learning begins

On August 7th or 8th every year, when the sun reaches longitude 135, it is regarded as beginning of autumn. Beginning of autumn's "standing" means beginning, and "autumn" means the maturity of crops. This means that the summer heat in early autumn turns cold and autumn begins. This is a solar term that reflects the season.

According to "Twenty-four solar terms": "Autumn, things gather here". Beginning of autumn not only indicates that the hot summer is coming to an end, but also indicates the coming of autumn. It also means that the vegetation begins to bear fruit and the harvest season is coming. At this time, early rice harvesting and late rice transplanting in Central China, autumn crops entered an important growth and development period. The ancients regarded beginning of autumn as an important moment at the turn of summer and autumn, and always attached great importance to this solar term.

According to records, the plane tree planted in the basin was to be moved into the temple in the autumn palace of the Song Dynasty. It's time for beginning of autumn again. Tai Shigong said loudly, "It's autumn." After the competition, the phoenix tree will leave one or two leaves to represent autumn.

On that day in ancient beginning of autumn, the emperor would lead hundreds of officials to worship in the western suburbs to welcome the autumn, and ordered military commanders to start training to defend the country. In addition, both the government and the people will choose an auspicious day after the autumn harvest. On the one hand, we will worship and thank God and our ancestors for their blessings; On the other hand, we will try the newly harvested millet grain to celebrate.

Climatic characteristics

Beginning of autumn, the thirteenth of the twenty-four solar terms, is the end of the lunar calendar and the beginning of its application. The time is around the first day of July in the lunar calendar (between August 7 and 9 in the Gregorian calendar). "Autumn" means that summer turns cold, which means the beginning of autumn. When we arrived in beginning of autumn, the phoenix tree began to shed its leaves, so there is an idiom, "Autumn is known by falling leaves". Literally, the word "autumn" consists of two characters: "He" and "Huo", indicating that the five grains are mature. Autumn is the transitional season when the weather turns from hot to cold, and then from cold to cold. Beginning of autumn is the first solar term in autumn.

In Song Liqiu's heavenly palace, plane trees planted in pots will be moved into temples. When it comes to "beginning of autumn", Tai Shigong will say loudly, "Autumn is here." After the competition, the phoenix tree will leave one or two leaves to represent autumn.

In ancient China, beginning of autumn was divided into three periods: "when a cool breeze blows gently;" Hou Bailu was born; Sanhan

Cicada in autumn is singing. "

Cool wind: People will feel cool when it is windy. The wind at this time is different from the hot air in summer.

The white dew falls: the earth will be foggy in the morning.

Cicada: Cicada that feels gloomy in autumn also begins to sing.

"beginning of autumn" has arrived, but it's not autumn yet. The weather season should be divided according to the "average temperature", that is, the local average temperature is lower than 22℃ for five consecutive days, which is the real autumn. China is a vast country. Although the climate varies from place to place, most areas have not yet entered the autumn climate at this time. In addition, the end time of Hot Dog Day is still the third day after beginning of autumn. Especially in the south of China, this solar term is still in midsummer. At the same time, as the typhoon season goes away and the temperature gets hotter, TCM calls the period from beginning of autumn to the autumnal equinox "long summer".