Add Yahoo as a preferred source to see more of our stories on Google. Close up of a Christmas cactus with pink flowers. The Christmas cactus is an unusual twist on the traditional festive houseplant.

Last May I went to Knowles Canyon Overlook Campground to enjoy magnificent scenery. Quite unexpectedly, I stumbled across small beetles in cactus blooms and an unexpected ecological interaction. As ...

What is the original Christmas flower? It depends on who you ask. I believe almost everyone would answer poinsettia to this question, but it appears there might be alternative answers. Before the ...

Our ever-evolving palette of spring color has arrived at a new hue: red. As the season of yellow continues on some hillsides and neighborhoods cloaked with palo verde color, several kinds of cactus ...

Q: What are the little balls between the stems and dried blossoms of this Christmas cactus, as shown in the photo? The blossoms dry but never fall off. — Lorene M. A: Your Christmas cactus is ...

Whether you know it as the Christmas cactus, know it by its scientific name Schlumbergera x buckleyi, or have so far escaped the charms of this particular cultivar, this plant is sort of a big deal at ...

Just as many wildflowers are beginning to fade, cactus blooms are showing up a bit early to keep deserts around Tucson colorful. Among the early bloomers are red and yellow cholla cactus flowers — ...