What's the significance of entering Mei Festival?

Entering plum is also called "entering mildew" and "entering plum". Refers to the day when the rainy season begins. Meteorological Meiyu refers to a rainy weather that transits from early summer to midsummer. Enter the meiyu period. Different climate seasons and plum blossom periods vary from place to place. We can't rely on the plum blossoms on the calendar to guide production and life, but to listen to the plum rain forecast released by the meteorological observatory.

Meiyu refers to a period of continuous rainy weather in the middle and lower reaches of the Yangtze River in China from mid-June to mid-July every year. At this time, the utensils are easily mildewed, so they are also called "mildew rain", and when the plums in the south of the Yangtze River are yellow, they are also called "plum rain" or "Huang Meiyu". The time that the rain belt stays is called "Meiyu season", the day when the rainy season begins is called "entering the plum blossom", and the day when it ends is called "emerging the plum blossom".