fourth month of the lunar calendar
Traditional Japanese month name, equivalent to the old lunar April. Also called 卯月 (うづき).
See also: 卯月
卯の花月は、旧暦の四月を指す雅語です。
卯の花月 is an elegant term for the fourth month of the old lunar calendar.
From 卯の花 (うのはな, deutzia flowers) + 月 (づき, month), referring to the month when deutzia flowers bloom.