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Calymmanthium

Calymmanthiumsubsterile

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Calymmanthium substerile by palmbob
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Family
Cactaceae (kak-TAY-see-ee)
Info
Genus
Calymmanthium (kal-lim-MANTH-ee-eum)
Info
Synonym
Calymmanthium fertile
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage

Unknown - Tell us

Height
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
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
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
Pale Green
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color

Unknown - Tell us

Where to Grow
Can be grown as an annual
Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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
Allow cut surface to callous over before planting
From seed; sow indoors before last frost
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
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SpineyLinux
Salinas, CA (Zone 9b) | March 2015 | neutral

"DNA sequence studies... show that it stands alone, without definite affinity to any other group of cereoid cacti. In fact, Calymmanthium...Read More

P
P
palmbob
Acton, CA (Zone 8b) | June 2005 | neutral

Tall, columnar angular, usually three-sided Peruvian semi-tropical cactus- monotypic species

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