Cacti / Desert Succulents
Saguaro National Park is home to 25 species of cactus ranging from the towering saguaro cactus (Carnegiea gigantea) to the tiniest type of cactus in the park, the mammillaria (Mammillaria spp). The most common cacti species at Saguaro National Park and within Tucson, Arizona include:
Did You Know?
The saguaro cactus only grows naturally in the Sonoran Desert. There are approximately 1.6 million individual saguaro plants growing within Saguaro National Park.