Ocotillo (Fouquieria splendens) is neither a true cactus nor a succulent, but a desert shrub with a distinctive, thorny silhouette and brilliant red flowers. It can drop its leaves during dry spells and quickly leaf out again after rain. Ocotillo is essential to hummingbirds, adored by bees, and used by many desert animals. The Ocotillo family is small, with just 11 species, and Fouquieria splendens is the most widely recognized. They are native to North and Central America, with a distant sister family in Madagascar....