Does 1 1 start in late autumn or early winter?

According to the meteorological division method of the meteorological department, March-May in the solar calendar is usually spring, June-August is summer, September-1 1 is autumn, and 12 is winter. In China, traditionally, the "beginning of autumn" with 24 solar terms is the starting point of autumn and ends in the beginning of winter.

July to September in the lunar calendar, autumnal equinox to beginning of winter, September to 165438+ October in the solar calendar, and autumnal equinox to winter solstice in astronomy. In China, autumn begins in early autumn, passes through early autumn, Mid-Autumn Festival and late autumn, and finally ends in early winter.

phenology,bioclimatology

Autumn is the harvest season, and many plants mature in autumn.

In autumn, in nature, the qi of yin and yang begins to change, the yang is gradually declining, the yin is gradually flourishing, the climate turns from hot to cold, and everything is born with cold and gradually declines. This is the season of alternating hot and cold.

As the temperature gradually drops, the leaves of many deciduous perennial plants will gradually change color, wither and fall off, leaving only branches for winter. Panicum miliaceum will come to the end of his life, wither and die.