For years, researchers monitoring the plants thought they were the same species as another rare tree cactus growing elsewhere in the Keys. But tufts of long, wooly hairs growing at the base of its ...

Jessica Rubenacker collects plants. Lots of plants. In this episode, we learn about how Jessica’s passion for plant collecting developed. Currently, there are more than 365 specimens in her ...

Seeds must be harvested, cleaned, packed and shipped -- all by hand. Brack became hooked on cactus as a child growing up on a dairy farm outside Eau Claire, Wis., where he was active in the 4-H club.

The Key Largo tree cactus was initially found growing in the United States in 1992 at a single site. That population has since been lost to a combination of rising sea levels and increasingly ...

GRAND JUNCTION, Colo. – Two rare cactus plants found at a western Colorado construction site have disappeared, and authorities aren’t sure what happened. The Colorado hookless cactus plants were ...

Actually a lot of the plants here are the same plants that you see at Home Depot, they're just 30 years older or 40 or 80. A cactus is listed for $250,000 on its website.

A recent raid in Italy involving rare Chilean species highlights the growing scale of a black market in the thorny plants. Copiapoa cinerascens, a cactus, in Pan de Azúcar National Park in the ...