Modern tradition is to put up a Christmas tree the day or weekend after Thanksgiving (after the fourth Thursday in November). Thus on Black Friday.
In some communities it is tradition to put up the Christmas tree on the 6th of December in honor on Saint Nicholas.
The classic tradition is to put up the Christmas tree 12 days before Christmas day, on the 13th of December.
In Catholic tradition the Christmas tree is put up after noon on Christmas eve. Read more…