If you’ve never experienced the Sonoran Desert in bloom, you’re in for a truly magical treat. Every year, Tucson’s desert landscape transforms into a canvas of vibrant color as cacti of all shapes and sizes burst into bloom. From delicate white saguaro flowers to fiery barrel cactus crowns, there’s something blooming nearly every month from spring through early fall. This guide will help you plan your visit around the best cactus bloom dates and the top spots in Tucson to witness this unforgettable natural show.