Literature Reference: 日昃不复午，落花难归树。—— 《寻人偶题》 The sun declines, never to return to noon; fallen flowers find it hard to return to their trees. Source from 'Xun Ren Ou Ti'.
花: Flowers, blossoms, and fireworks. A metaphor for beauty as radiant as a blooming flower.
归: The original meaning refers to returning, coming back, tending towards, belonging to, gathering, merging into, adhering to, and submitting to, among other connotations.
Meaning: The return of flowers symbolizes the cycle and return of life.