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San Pedro Cactus
Scientific Name: Echinopsis pachanoi (Britton & Rose) Friedrich & G. D. Rowley
Synonym: Cereus pachanoi, Trichocereus pachanoi
Family: Cactaceae

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Recommended Temperature Zone: sunset: 16,17,21-24 USDA: 8b-10 Frost Tolerance: Hardy to 15°F (-10°C) Minimum Avg. Temperature: 50°F (10°C) Heat Tolerance: Light shade in Phoenix Sun Exposure: Full sun to part sun Origin: Mountains of Ecuador and Peru, between 5000 and 9000 feet elevation (1500m and 2700m) Growth Habits: Multi-stemmed columnar cactus, up to 20 feet tall by 6 feet spread (6 by 1.8 m) Watering Needs: Little water when established Propagation: Cuttings, seeds

Blooming Habits:
The San Pedro cactus is night blooming, Its white flowers, in July, are up to 9 inches in diameter (22 cm)