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    Saguaro

    National Park Arizona

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  • Tucson Mountain District Roads Closed Due to Flash Flooding

    Several interior roads, including the scenic loop, are closed in Tucson Mountain District (west) due to severe storms and flash flooding on August 26th. Roads will remain closed until further notice. Check the park's facebook page for updated information More »

Cacti / Desert Succulents

Saguaro National Park is home to 25 species of cactus ranging from the towering saguaro cactus (Carnegiea gigantea) to the tiniest type of cactus in the park, the mammillaria (Mammillaria spp). The most common cacti species at Saguaro National Park and within Tucson, Arizona include:

Saguaro cactus (Carnegiea gigantea)

Fishhook barrel cactus (Ferocactus wislizenii)

Staghorn cholla cactus (Opuntia versicolor)

Pinkflower hedgehog cactus (Echinocereus fendleri var. fasciculatus)

Engelman's prickly pear cactus (Opuntia engelmannii)

Teddybear cholla cactus (Opuntia bigelovii)

Chainfruit (jumping) cholla cactus (Opuntia fulgida)

 

Did You Know?

Western Diamondback Rattlesnake

Six species of rattlesnakes call the Tucson area their home. They are the Western Diamondback, Tiger, Northern Black-tailed, Mojave, Sidewinder and Arizona Black Rattlesnakes.