Poinsettias and their classic red and white holiday color will soon be abundant in homes, grocery stores and nurseries. If you want your poinsettia plants to last throughout the holiday season, here are some pointers to help keep your plants happy.
Bill McKinley, an instructional professor and Benz Endowed Chair in Floral Design; and Navreet Kaur Mahal, Ph.D., instructional assistant professor, bot…