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 production in Mexico of Mexico City, Puebla, Jalisco, and Guanajuato. Much of Mexico's demand for Christmas trees (around 1.8 million annually) is met through importation. In 2004 the United States enjoyed a 95 percent market share on tree imports. By 2009 the U.S. still exported nearly 1 million trees to Mexico each year, with a small amount coming from production in Canada. In 2004 many Mexican tree producers sold their crop directly from their production areas, though a few farmers utilized local retail markets. A 2004 USDA report on Mexican Christmas tree farming noted that the majority of Mexican produced Christmas trees were