The city of Tucson, Arizona, sits on America’s southern border, surrounded by the cactus-strewn landscapes of the Sonoran ...

Fans of horticultural landmarks are catered for at Scottsdale's Desert Botanical Garden, where some 50,000 plants from ...

The iconic Saguaro cactus is struggling as heat and drought intensify in Arizona. With record-setting ... This majestic cactus is found only in the Sonoran Desert. But over the last five years ...