Today is the 5th day of the Gregorian calendar,
The sun reaches 45 degrees ecliptic longitude,
Dou refers to the southeast as Lixia.
Lixia is in the astronomical sense,
The end of spring,
The coming of summer.
The Ming Dynasty's "Eight Notes on Zunsheng" says:
"On the day of Mengxia, the heavens and the earth begin to intersect, and all things are beautiful."
Lixia was established as early as the last year of the Warring States,
It heralds the change of seasons.
In ancient times, "xia" meant "big",
That is, everything has grown up to this point.
If "spring" is the season of birth,
Then "summer" is the long season.
Summer season,
Significant increase in temperature,
Thunderstorms increase and hot summer falls.
At this time, the summer crops are generally ripe,
will enter the critical period of grouting and pods,
Spring sown crops are growing more and more vigorously,
Field management is extremely important.
And in the north and south of the great river,
At this time, it was a busy period for early rice planting.
It can be described as:
"The shade of the trees grows in summer,
The terrace is reflected into the pond. ”
Since ancient times, Lixia has been an important festival,
The first of summer, the end of spring.
On this day, the Son of Heaven will take his subjects to the southern suburbs to "welcome summer";
The palace will hold an "ice opening" ceremony,
Shi Wenwu Hundred Officials collect stored ice cubes in winter.
Folk have the custom of "spring",
The painter poet Wu Rongting's "Li Xia" poem:
"Helpless spring to go also,
And return the cherry shoots to spring. ”
Solar terms phenology:
Wait for the grasshoppers to chirp
Second earthworm out
The Third Waiting King Gua Sheng