Cleaning a Christmas tree is a bit of a different process than a regular tree. The main concern with a Christmas tree is that it can get dusty and have fallen needles. To clean a Christmas tree, you should first vacuum the area around it to remove any loose needles and dirt. Then, you should use a feather duster to remove any remaining dust from the tree. Finally, you can wipe down the branches with a damp cloth to remove any remaining dirt.