Literature Reference: 直到闭关朝谒去，莺声不散柳含烟。——《和程员外春日东郊即事》 Until the gates are closed for the morning audience, the orioles' song lingers as the willows are veiled in mist. Source from 'He Cheng Yuanwai Dongjiao Jishi'.
柳: The weeping willow, a tree of poetic grace, symbolizes the serendipitous arrival of spring, its verdant leaves and budding branches heralding a precious and auspicious fortune.
烟: Smoke, billowing clouds. Herbal essence.
Meaning: Willow mist describes the gentle sway of willow branches in spring, like a misty veil, symbolizing tenderness, grace, and the beauty of nature.