Christmas more widespread throughout Britain. By the 1870s, people in the United States had adopted the custom of putting up a Christmas tree. Christmas trees may be decorated with lights and ornaments. Since the 16th century, the poinsettia, a native plant from Mexico, has been associated with Christmas carrying the Christian symbolism of the Star of Bethlehem; in that country it is known in Spanish as the "Flower of the Holy Night". Other popular holiday plants include holly, mistletoe, red amaryllis, and Christmas cactus. Along with a Christmas tree, the interior of a home may be decorated with these plants, along
Christmas tree stand water reservoir. Washington State University plant pathologist Gary Chastagner conducted research into various models of Christmas tree stands and found that just six of 22 different stands tested had adequate water capacity for Christmas trees larger than 4 inches in diameter. Not all Christmas tree stands are manufactured for the specific purpose, one example would be a makeshift Christmas tree stand made from an old two-gallon bucket or can. Another example of a homemade-type Christmas tree stand is a converted cast iron garden urn. Christmas tree stands sometimes had a more specialized role when it came to aluminum Christmas trees.