Long spine Barrel Cactus, Ferocactus rectispinus This species is named for its "erect" spines that can exceed 4 inches long. It's a curious native of Baja, endemic to the mountain areas there that ...

The saguaro cactus blossom is Arizona's state flower. Why is the saguaro blossom Arizona's state flower? Arizona has about 51 native cactus species, but the saguaro is likely the most well-known.

Give Christmas cactus lots of indirect light year-round, and don't allow the soil to dry out too much once flower buds form. Daytime temperatures between 60-69°F and nighttime temperatures in the ...

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.

DENVER — A cactus in Colorado is recovering, and the U.S. Fish & Wildlife Service was able to take it off the endangered species list after it was considered a federally threatened species for ...