Stetsonia Species, Argentine Toothpick, Toothpick Cactus

Stetsoniacoryne

Family
Cactaceae (kak-TAY-see-ee)
Genus
Stetsonia (stet-SOHN-ee-uh)
Species
coryne (ko-RY-nee)
Synonym
Cereus chacoanus
Sun Exposure
Full Sun
Height
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
Spacing
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
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
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
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:

Green Valley, Arizona

Mesa, Arizona

Phoenix, Arizona

Perris, California

Pittsburg, California

Riverside, California

San Diego, California

Las Vegas, Nevada

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Gardener's Notes:

2
positives
0
neutral
0
negative
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K
San Diego, CA | January 2012 | positive

I have 3 smallish Toothpick Cacti (I love them because they are so unique looking) but have accidentally stabbed myself a couple of times...Read More

P
Acton, CA (Zone 8b) | March 2004 | positive

Large, branching columnar cactus with long, toothpick-like spines. Monotypic genus. From low deserts of South America.

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