A rare tree cactus that grew for decades hidden by a tangle of mangrove trees on Florida's Key Largo has lost its battle with rising sea levels and other pressures. It's now considered locally extinct ...

Like any proper diva, the Queen of the Night makes her adoring fans wait until she’s good and ready. And like any marquee performance, the cactus blooms for one night only. Expert analysis has ...

Cactuses sure give Arizonans a lot to talk about. From towering Saguaros that are not what they look like, to a cactus looking like a couple kissing. But every summer, the queen of cactuses makes an ...

Some types of cactus plants are easy to grow indoors, making them the ultimate low-maintenance houseplants. The following ...