A new study finds that the Sonoran Desert’s iconic cactuses are suffering, not only from prolonged drought but also from ...

Researchers are concerned the declines will lessen the scale of and in some cases possibly eliminate the large saguaro forests in Arizona.

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 Trust for Public Land has acquired 47 acres for Saguaro National Park, increasing the linkage to Pima County's Sweetwater Preserve.

Saguaro cactuses tower over Arizona's desert landscape, each year inching higher and higher for hundreds of years as they watch time pass. While they can grow to unique heights, one cactus holds the ...

Saguaro cactuses tower over Arizona's desert landscape, each year inching higher and higher for hundreds of years as they watch time pass. While they can grow to unique heights, one cactus holds ...