The beginning of autumn means the end of summer and the beginning of autumn.

The Beginning of Autumn is the thirteenth of the twenty-four solar terms. The first solar term of autumn marks the official beginning of the Mengqiu season. Every year around August 7-9 of the Gregorian calendar, when the sun reaches 135° of ecliptic longitude, it is the beginning of autumn. At the beginning of autumn, the sycamore trees begin to lose their leaves, hence the idiom "falling leaves tell us about autumn".

At the beginning of autumn, the sycamore trees will surely begin to lose their leaves, hence the idiom "One leaf falls to tell you the autumn". Autumn includes the six solar terms of Beginning of Autumn, End of Heat, White Dew, Autumnal Equinox, Cold Dew and Frost. It is a transitional season from hot to cool, and then from cool to cold.

The beginning of autumn is when the sun reaches 135° of ecliptic longitude on August 7 or 8 every year. "Collection of the Seventy-Two Hours of the Moon Order": "On July Festival, the word "Li" means spring (beginning of spring). Autumn means pulling, and things are pulled here." The beginning of autumn generally indicates that the hot summer is about to pass, and autumn is about to come. advent. Although the heat is not going away for a while after the beginning of autumn, and there is still the lingering power of the "autumn tiger", the beginning of autumn is also called the second autumn, but the general trend is that the weather gradually becomes cooler.

From a literal perspective, the word "Autumn" is composed of the characters for grain and fire, which means the grain is ripe. Autumn is a transitional season when the weather changes from hot to cool, and then from cool to cold. According to the "Collection and Interpretation of the Seventy-Two Hours of the Moon Order": "On the July Festival, the word "Li" means spring (beginning of spring). Autumn means pulling, and things are pulled here."

The Beginning of Autumn not only heralds the end of the hot summer, but also the coming of autumn. Although the heat is not going away for a while after the beginning of autumn, and there is still the lingering power of the "autumn tiger", the beginning of autumn is also called the second autumn, but the general trend is that the weather gradually becomes cooler. The beginning of autumn also means that plants and trees are beginning to bear fruit and the harvest season is here. At this time in central China, early rice is harvested, late rice is transplanted, and autumn crops enter an important growth and development period.

The ancients regarded the Beginning of Autumn as an important moment at the turn of summer and autumn, and have always attached great importance to this solar term. During the Song Dynasty, at the beginning of autumn, the palace had to move the sycamore trees planted in pots into the palace. When the "beginning of autumn" time came, the Taishi official would loudly play: "Autumn is coming." After the performance, the sycamore tree dropped one or two leaves. To express the meaning of autumn.

Poems about the Beginning of Autumn:

1. "The Beginning of Autumn" Song Dynasty · Liu Han The crows of breasts scatter the jade screen in the sky, and a pillow is cool and a fan of wind blows. There is no place to look for in the autumn colors when I wake up. The steps are full of sycamores and the moon shines brightly.

2. "Looking into the Mirror the Day Before the Beginning of Autumn" Tang Dynasty · Li Yi Everything is outside the body, but life is in the mirror. But with the snow on my temples, I will face the autumn wind tomorrow.

3. "The Beginning of Autumn" Song Dynasty · Liu Han Crows crow scattered across the jade screen, and a pillow is cool and a fan of wind blows. There is no place to look for the sound of autumn when I fall asleep. The steps are full of phoenix leaves and the moon is shining brightly.

4. "Xuanfu Meets the Beginning of Autumn" Qing Dynasty·Jidong I love the autumn air, but the border towns are too cold early. ?

5. "Ode to the Twenty-Four Qi Poems·The Beginning of Autumn and the July Festival" Tang Dynasty·Yuan Zhen Unexpectedly, the summer is over, and the cool breeze is blowing to welcome the autumn. ?