Unofficial observance
Spring Equinox
Dates specified for each year
A spring solar term when day and night are roughly equal in length.
How did it begin?
It is defined by the Sun crossing the celestial equator from south to north. Farmers traditionally began spring work with preparations for sowing and the first plowing.
Source · 춘분 — 한국민족문화대백과사전 ↗ (new window)
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