Still have your Christmas tree up? Tradition says take it down now.

Christmas has come and gone, kids are back in school and adults are returning to the 9-to-5. Does that mean holiday decor should come down?

According to one tradition, now is the perfect time to take down the tree and trimmings.

Ultimately, there's no "right" time to pack up the seasonal decorations. But it is a debate that heats up on social media every year.

One consensus is to wait until the Epiphany, in line with Christian teaching. The day, also called Three Kings' Day or Día de Los Reyes, is recognized on Jan. 6.

Here's what to know about the Epiphany and larger debate about Christmas' timing.