SAGUARO CACTUS PICTURESThe saguaro cactus blossom is the Arizona state flower. The native Tohono O'odham people named it first, but the pronunciation was adapted by the Spanish. Say it sah-WAH-row .
Saguaro Cactus in their Desert EnvironmentDiscover more saguaro cactus at Saguaro National Park
The saguaro cactus is much more widespread in advertising than it is in nature, where it grows only in Arizona's Sonoran Desert, Mexico's Sonora and Baja California states and a tiny part of California.
Saguaro Cactus Spines
Spines on a young saguaro cactus grow about 1 millimeter per day. If you hold them up to the light, you can sometimes see the growth bands.
Budding Arms on a Saguaro Cactus
A saguaro cactus gets its first arms between the age of 50 and 100. Some grow as many as 50 arms and others never sprout a single one. Saguaro cactus typically live 200 years and some last up to 300 years.
Lots of Saguaro Cactus Arms
A large saguaro cactus can store up to 1,500 gallons (5,678 liters) of water in its tissues.
Saguaro Cactus in Bloom
In April and May, the saguaro cactus blooms, the white flowers appearing at night. A sweet, ruby-colored fruit matures by late June.