Local plant experts don’t know what is causing some Saguaros to snap like a twig after some cactuses lost arms or fell apart ...

Don Swann and his other biologist colleagues at Saguaro National ... Society and the Tucson Cactus and Succulent Society carefully uncover the delicate roots that fan out in different directions.

Find out more about this tropical plant and discover some amazing facts ... The Gila woodpecker nests inside the stem of the saguaro cactus where the temperature inside can be up to 30ºC ...

While Saguaro National Park was created to preserve the eponymous saguaros, this national monument is dedicated to the preservation of another incredible cactus ... and 400 plant species, making ...

The saguaro cactus is a distinctive icon of the American Southwest, found only in the Sonoran Desert. This towering plant, which can grow up to 60 feet tall and live for more than 200 years, is the ...

This 92,867-acre park is dedicated to the largest cactus in the U.S., the saguaro (pronounced sa-WAH-ro), a universal symbol of the American West. The park is divided into two districts ...