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19250 S Ellsworth Rd
Queen Creek, AZ 85142

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San Pedro Cactus – Desert Horizon Nursery

San Pedro Cactus

Echinopsis pachanoi (syn. Trichocereus pachanoi)
Categories:
Cacti & Succulents  ·  
Barrel & Globe Cactus
Light
Full sun (afternoon shade in low desert)
Water
Low to moderate; deep watering, allowing soil to dry between waterings.
Size
10-20 ft tall × 3-6 ft wide
Habit
Columnar cactus – clustering
Toxicity
Not Established
Description
Tall, fast-growing columnar cactus native to the Andes, grown in desert landscapes for its striking vertical form. Produces large, fragrant white flowers that open at night. Note: stems contain psychoactive alkaloids (mescaline).
Bloom Time
Summer
Deciduous / Evergreen
Evergreen
Special Features
Drought Tolerant, Fast Growing, Night Blooming, Thornless, Thorny / Spiny
Growth Rate
Moderate to fast
Growth Habit
Columnar cactus – clustering
Mature Size
10-20 ft tall × 3-6 ft wide
Flower Color
White
Foliage Color
Green
Landscape Use
Cactus / Succulent Garden, Desert / Xeriscape, Specimen / Accent
Garden Style
Desert / Xeriscape
Soil
Sandy / Rocky, Well-Drained
Companion Plants
Agave, Brittlebush, Desert marigold, Prickly Pear, Saguaro
Not Established
Contains psychoactive alkaloids (mescaline); not for ingestion
Care Instructions

Light: Full sun (afternoon shade in low desert)

Water: Low to moderate; deep watering, allowing soil to dry between waterings.

Soil: Well-draining sandy or gravelly soil; avoid clay or waterlogged conditions.

Mature size: 10-20 ft tall, 3-6 ft wide

Bloom: Summer

Evergreen / deciduous: Evergreen

Growth rate: Moderate to fast