This time-lapse captures the stunning, slow-motion transformation of a Zygo cactus, also known as a Christmas cactus. We ...

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

As the holiday draws near, garden centers and grocery stores fill up with brightly blooming plants called Christmas cactus. But many of these colorful plants are actually a close cousin, the ...

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

At Akin’s Nursery in Shreveport, the shelves are lined with lush, blooming holiday cactuses — but most of them aren’t what ...

Ever wondered where chocolate and cacti come together in perfect harmony? The Ethel M Botanical Cactus Garden in Henderson offers a surprisingly delightful desert oasis that’s as sweet as the ...

Geologist Jeff Moore was visiting family in Tucson when he got the idea of adapting tools used to measure earthquakes for the study of saguaro cactuses. Studying the inner structure of a cactus ...

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

After a massive bloom last spring, many of the saguaros around Tucson seem to be taking a year off. Cactus experts report below-average bud and blossom production on saguaros in the Rincon and Tucson ...

Justin Stewart, an ecologist with the Society for the Protection of Underground Networks, collects a sample of soil containing mycorrhizal fungi taken at Saguaro National Park. Credit: Wyatt ...

The giant Saguaro Cactus (Carnegia gigantea) flowers bloom at night, but remain open most of the next day, which makes them a common and beautiful sight during late spring and early summer. The iconic ...

The iconic saguaro thrives in the desert heat — for some, the cactus is practically synonymous with our state. Yet the biology of the saguaro is still a relatively new field of study. And in recent ...