(This plant comes in a 3.5" pot. You will receive a very similar plant to the one in the picture. It may or may not be blooming at the time of your purchase. The plant is shipped in its pot to prevent any damage to the roots).
Native of the lower deserts of Arizona (Yuma, Pima and Maricopa Co.) and Mexico (Sonora). The clean, sparsely spined appearance leads to a very attractive plant. The spines sit on prominent nipples when young which will fade into the rib with age.
Recommended temperature zone: Sunset: 11-13,18-21, USDA: 8b-11
Frost tolerance: Hardy in Phoenix
Minimum avg. temperature: 50°F (10°C)
Sun exposure: Full sun
Origin: USA (southern Arizona), Mexico (Sonora, northern Sinaloa)
Watering needs: Little water when established
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz