March 21, 0:15 ushered in the twenty-four solar terms of the lunar calendar - the spring equinox. At this time of the season, the sun is bright, spring is melting, rain clears up the scenery, everything is competing for life, it is the "spring colors intoxicate people, willow thousands" of a good time.

The equinox has two meanings, one refers to the day time day and night, each for 12 hours, "day and night two equal parts"; two is the ancient spring to summer for the spring, the equinox is just three months in the spring, equal parts of the spring.

And in folklore, there are many customs on the day of the spring equinox, which you know? Let's look for the answer from the poems!

Egg erection

"When the spring equinox arrives, the egg is pretty", the spring equinox is the best time for egg erection games. Choose a smooth, well-proportioned, fresh egg that's just four or five days old, and gently stand it up on the table.

Why do eggs tend to stand up on the spring equinox? There's quite a bit of talk, but there's a lot of science in it.

First of all, the spring equinox is the northern and southern hemispheres, day and night are the same long days, was 66.5 degrees tilt of the Earth's axis and the Earth's orbit around the sun plane is in a state of relative balance of forces in favor of vertical eggs. Secondly, the vernal equinox is in the middle of spring, not too cold and not too hot, flowers and grass are green, people's hearts are relaxed, quick thinking, sharp movements, easy to erect eggs successfully. More importantly, the surface of the egg is uneven, and there are many raised "hills". As long as you find three "hills" and the triangle formed by these three "hills", and make the egg's center of gravity line through the triangle, then the egg will be able to stand up.

Flying kites

The spring equinox is also a good time for children to fly kites. With green banks and willows, warblers and grass growing, the weather is perfect for outings in the countryside.

Eating wild vegetables

"Spring vegetables" is a kind of wild amaranth, which is called "spring artemisia". On the day of the spring equinox, everyone went to pick spring vegetables. When you are searching in the field, you can see that they are young and green, about as long as the palm of your hand.

Besides that, there are also customs such as spring festival, worshiping the gods, and day-sacrificing. And there are many more poems about the spring equinox: