Echinopsis pachanoi 'San Pedro Cactus' – Tall Columnar Cactus

Echinopsis pachanoi 'San Pedro Cactus'

A fast-growing, columnar cactus, San Pedro (Echinopsis pachanoi) is known for its tall, green stems with few ribs and large, fragrant white flowers that open at night. It follows standard cactus care: high light indoors, water when dry (drier in winter), regular feeding, dry air, and stable temperatures. Often grown as a specimen in frost-free landscapes or large containers.

Secrets of Success

• Light: High Light Indoors
• Water: Water when soil is dry; keep drier in winter
• Fertilizer: Feed regularly during growing season
• Humidity: Prefers dry air
• Temperature: Avoid extremes

Growing Conditions

• Light: Full Sun

Use very well-drained cactus mix. Can grow several feet per year in ideal conditions. Protect from frost.