Joshua Trees: The Desert Grass That Became an Icon and the Moth That Keeps It Alive

Joshua trees are one of the most iconic symbols of the Mojave Desert, yet few people realize they are not trees at all. Classified as a type of grass, Joshua trees depend on an extraordinary partnership with the yucca moth to reproduce and survive. This article explores the surprising biology of Joshua trees, their role in desert ecosystems, the threats they face from climate change and invasive grasses, and why protecting these ancient plants means protecting the delicate relationships that sustain life in the desert.