when do people put up christmas tree

In most parts of the world, people put up their Christmas trees in December, usually after Thanksgiving or the start of Advent. Some people like to put up their trees earlier or later, depending on their personal preferences and schedules. In some countries, such as Austria and Germany, it's common to put up the tree on December 24th, the night before Christmas Eve. In general, it's a festive tradition that's enjoyed by many families around the world.