What is the usual solar term in autumn? Is it orange, orange and green?

When it is orange, orange and green, it generally refers to the first frost solar term in autumn.

In the first frost season, trees put on colorful autumn clothes. Su Shi's poem "A good year must be remembered, it is orange." Refers to the first frost solar term in autumn. The first frost is the last solar term in autumn, and it is the transition from autumn to winter, which means that winter is coming.

The first frost, the eighteenth of the twenty-four solar terms, is also the last solar term in autumn. It is celebrated around1October 23rd every year. 10. After the first frost, the weather is cold in the morning and evening, hot at noon, large temperature difference between day and night, and obvious autumn dryness. The first frost is a solar term that reflects the temperature change, but it does not mean that it will be "frost" when it enters the "first frost". Plants gradually lose their vitality, and the earth is bleak, so agricultural proverbs often say "the first frost kills a hundred herbs"!

Precautions for first frost solar terms

1. Keep warm: In the first frost season, the temperature drops gradually, so people need to pay attention to adding clothes, especially to keep warm their hands, feet and head. Cover yourself with a quilt when you sleep at night to avoid catching cold.

2. Keep indoor air humidity: In the first frost season, the air is dry, so people need to pay attention to keep indoor air humidity. You can use a humidifier or put a basin indoors to increase humidity.

3. Moderate exercise: In the first frost season, people need moderate exercise to enhance their physique and immunity. However, it should be noted that you should keep warm during exercise to avoid physical fatigue caused by excessive exercise.

4. Pay attention to fire safety: In the first frost season, people need to pay attention to fire safety, especially fire safety. Don't throw cigarette butts or play with fire indoors to avoid fire.

Baidu Encyclopedia-First Frost