Carnegia gigantea (Saguaro). Sunset: 11-13,18-21; USDA: 9-10. Full sun. Heat tolerant. Little water. Hardy to 15°F. Grows to 50' tall. Native to the Sonoran desert of southwestern USA and Sonora state in Mexico. Seeds colected near Keary AZ. (approx. 10000 seeds= 23 grams)
