A fake Christmas tree can last for many years if it is well maintained and stored properly. The average lifespan of a fake Christmas tree is around 10 years, but with proper care and storage, it can last much longer. To extend the life of your fake Christmas tree, it is important to follow the manufacturer's instructions for proper storage and care. It is also a good idea to inspect the tree before each use to make sure there are no signs of damage or wear. With proper care, your fake Christmas tree can provide you with many years of holiday joy.