Q: Last year, the cactus plants in our neighbor's yard developed a disease where white stuff that looked like snow was coming out of the spine pores, and the main branches were turning yellow. Now, ...

A cactus is typically viewed as the ultimate hands-off, fuss-free, impossible-to-kill plant. So, you can imagine our horror when we walk by said cactus one day and notice, *gasp*, yellow splotches ...

She extols several plants currently blooming in her garden whose flowers are in the fiery color spectrum that stretches from yellow to orange to red. The plant she is most enthusiastic about is a ...

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 ...

We all know cacti store water—but to survive, they migrate their flowers, and so much more. Scientists want to copy the resilient plants' methods to help engineer our future.

Easter cactus flowers are more flat, star-shaped and tend to point upward. Holiday cactus flowers can be red, pink, peach, yellow, purple, fuchsia, salmon, orange, or white.

Over the Garden Gate: Christmas cactus flowers through New Year's. ... Reds to pinks are the most common, but white and shades of fuchsia, peach, yellow and more can be found.

The Pencil Cactus (botanical name: Euphorbia tirucalli) is not a true cactus and produces tight clusters of yellow flowers at the tips of its stems. These are small and easily missed. Note that ...