What does the vernal equinox mean?

The meaning of vernal equinox solar terms: spring is equally divided, and day and night are almost equal.

The vernal equinox is one of the 24 solar terms and the midpoint of 90 days in spring. In ancient times, it was also called "Japan-China", "Day and Night Minute" and "Mid-spring Moon". It is celebrated around March 21(20th-22nd) every year, and the lunar calendar date is not fixed.

On the vernal equinox, the sun shines directly at the equator, and day and night are almost equal. Then the direct sunlight position gradually moved northward, and the days were long and the nights were short. At the vernal equinox, except for the Qinghai-Tibet Plateau, Northeast China, Northwest China and North China, China enters spring.

Phenological characteristics of solar terms in vernal equinox

The ancients in China divided the fifteen days of the vernal equinox into three periods: "A mysterious bird arrived; Second, wait for Lei Nai to make a sound; Third, wait for electricity. " It is said that after the vernal equinox, swallows, that is, blackbirds, fly from the south, and when it rains, the sky will thunder and lightning.

The vernal equinox flowers are: first-class begonia, second-class pear flower and third-class magnolia flower. China people have loved begonia since ancient times, and regard it as a symbol of beautiful spring, beautiful women like clouds and good luck. Begonia was regarded as "the statue of a hundred flowers" in the Song Dynasty. Pear is the flower of pear tree, white, five petals and fragrant. When Magnolia is in full bloom, it stands proudly, giving birth to a sense of admiration. People often regard Magnolia as a symbol of noble soul.