Poinsettias have become a popular choice for Christmas decorations, especially during the winter months when they bloom with their vibrant red and green colors. The poinsettia, or Euphorbia pulcherrima, is native to Mexico and Central America and was introduced to the United States in 1825 by Joel Roberts Poinsett, a botanist and the first U.S. ambassador to Mexico. The red and green colors of the poinsettia are said to represent the blood of Christ and his everlasting life, making them a symbol of Christmas and the season of giving. Additionally, poinsettias