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 ...

Nearly 50 acres in the foothills of the Tucson Mountains have been added to Saguaro National Park, bringing its total ...

Saguaro cactuses ... A young cactus may grow just 1 to 1.5 inches in its first eight years of life. The amount of water available affects their growth. Mature saguaros can weigh 3,200 to 4,800 ...