What do autumn and April mean?

Refers to the first month of autumn. "Autumn in April" usually refers to the first month of autumn, which is the fifth solar term in the twenty-four solar terms of the lunar calendar. In spring and summer, April is usually called "early spring" and "early summer". In autumn, April is usually considered as the beginning of autumn. People can enjoy the crisp and sunny weather in autumn, and this month is often the most vigorous time for plants to grow. Therefore, when people refer to "April in Golden Autumn", it usually refers to the first month of autumn, which is the fifth solar term among the 24 solar terms in the lunar calendar.