The desert prickly-pear, known to botanists as Opuntia phaeacantha, is the Southwest's most widespread and abundant species of cactus. Unlike the giant saguaro (Carnegiea gigantea) that is restricted ...

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

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

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

A new study shows that demand for wild cactus and rare plants many soon surpass supply in the Chihuahuan Desert of Mexico and the US. Gland, Switzerland – Demand for wild cactus and rare plants by ...

Bearing the state flower of Arizona, the saguaro cactus remains an essential part of the Sonoran Desert’s identity. The 40-60 foot-tall saguaro and its fruit are great natural resources for both ...

These members of the genus Schulumbergea are endemic to a very small habitat along the southeast coast of Brazil. They grow in a series of coastal mountain ranges highly influenced by the proximity of ...

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If your Thanksgiving cactus is dropping leaves instead of thriving, here’s how to determine the cause and fix it.