The best time to buy a Christmas tree depends on several factors. If you want the freshest tree, it's best to purchase it in November or early December, as that's when most trees are cut and brought to the market. However, if you prefer to wait until closer to Christmas, many retailers will offer discounts or specials as the holiday approaches. Additionally, some stores offer pre-cut trees that are already decorated and ready to go. Ultimately, it's a matter of personal preference and budget.