What do you mean by it's April and blossom time and white is the may?

The phrase "it's April and blossom time and white is the may" suggests the arrival of spring, a season characterized by blooming flowers and new life. April often marks the beginning of this vibrant transformation, while "white is the may" likely refers to the blooming of white flowers, such as cherry blossoms or magnolias, that are typically seen in May. Together, these elements evoke a sense of renewal and beauty associated with the spring season.