Echinopsis Species, Peruvian Torch, San Pedro Macho

Echinopsisperuviana

Family
Cactaceae (kak-TAY-see-ee)
Genus
Echinopsis (ek-in-OP-sis)
Species
peruviana (per-u-vee-AN-uh)
Synonym
Trichocereus torataensis
Trichocereus tacnaensis
Trichocereus peruvianus
Cereus rosei
Echinopsis peruviana subsp. peruviana
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Hardiness
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From woody stem cuttings
From softwood cuttings
Allow cut surface to callous over before planting
From seed; direct sow after last frost
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Tucson, Arizona

Apple Valley, California

Lake Elsinore, California

Santa Ana, California

Vacaville, California

Miami, Florida

Oak Hill, Florida

Des Moines, Iowa

Kenner, Louisiana

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Gardener's Notes:

1
positive
1
neutral
0
negative
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G
Everson, WA (Zone 7b) | February 2009 | positive

Quick and easy to grow, This cactus contains moderate amounts of the drug 3,4,5-trimethoxyphenethylamine (Mescaline), but for some reaso...Read More

X
Phoenix, AZ (Zone 9b) | January 2005 | neutral

The subspecies 'peruviana' has 6-8 ribs and notches over the areoles.
The subspecies 'puquiensis' has 8-10 ribs and no notches ove...Read More

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