Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

By analyzing the natural vibrations of a saguaro, scientists can study the cactus's insides without cutting them open.

Scientists discovered how to study cactus movement without harm - by measuring the silent sway of these desert giants using ...

When you think of Saguaro National Park — sprawling mountain reserves on the east and west ends of Tucson — you may think of cactus. But probably not orchids. However, the Thurber’s bog orchid is one ...

Each side of Saguaro National Park offers a visitor center with restrooms and watering stations. Visitors will find maps, ...

As the trail wound its way into Arizona's Sky Islands, the region's biodiversity was on full display, as were the threats ...

Tucson is launching its courtship of online retail giant Amazon by sending a plant — a really big plant. On Wednesday, Sun Corridor Inc. loaded a 21-foot saguaro cactus on a flat-bed truck to deliver ...

The idea of cacti conjures up images of the famed saguaro with its iconic shape. Others think about their favorite ...

Skip the mums—add a Thanksgiving cactus to your space this fall. Here’s how to grow, care for, and get blooms from this ...

Propagating a Thanksgiving cactus is an easy, budget-friendly way to multiply your favorite winter-blooming houseplant. You can grow new plants by rooting cuttings in soil or water, or by dividing a ...

For 40 years, John Thomas grew cacti, bromeliads, and more on his plantation.