Cactuses are an integral part of the Arizona landscape — especially the tall saguaros that tower over swaths of the desert. Each year in the late spring, white blossoms emerge in the desert ...

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 ...

With over two million cacti dotting the landscape in southeastern Arizona, Saguaro National Park is a must-visit location any time of the year. But in the springtime, the saguaros and a variety of ...

Why some saguaros grow more arms than others — and why it matters. Every spring break, Richard Hutto would drive to the Southwest with a group of his field ecology students to conduct some basic ...

Cacti are a sort of succulent, but a succulent is not always a cactus. Find out more about this tropical plant and discover some amazing facts. Most plants get rid of litres of water every day, by ...

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: The ...