At a botanical garden in Phoenix some cactuses can’t take the heat. Record-high temperatures in Arizona, combined with a lack of seasonal monsoons, have caused saguaro cactuses at the Desert ...

Saguaro cactuses are Arizona's towering icons. However, only one holds the record for being the tallest ever measured. Here's what to know about it.

Arizona is known for its cactus, especially the saguaro. But a lesser known cactus in Tucson is gaining attention for its unique shape. Check it out.

The Crested Saguaro Society began searching the approximately 100,000-square-mile desert for crested saguaros — the largest cactus in the U.S., often growing over 40 feet tall and adorned with a ...