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PlantFiles: Bishop's Miter, Bishop's Cap, Mitra, Bonete de Obispo
Astrophytum myriostigma var. columnare

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Family: Cactaceae (kak-TAY-see-ee) (Info)
Genus: Astrophytum (ass-troh-FY-tum) (Info)
Species: myriostigma var. columnare

Synonym:Astrophytum columnare
Synonym:Astrophytum myriostigma subsp. potosinum var. columnare
Synonym:Astrophytum myriostigma var. columnaris
Synonym:Astrophytum myriostigma f. columnare

Category:
Cactus and Succulents

Height:
under 6 in. (15 cm)
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)

Spacing:
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)

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)

Sun Exposure:
Full Sun
Sun to Partial Shade
Light Shade

Danger:
N/A

Bloom Color:
White/Near White

Bloom Time:
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Foliage:
Evergreen
Silver/Gray
Succulent

Other details:
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Suitable for growing in containers

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 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

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to view:

By CactusJordi
Thumbnail #1 of Astrophytum myriostigma var. columnare by CactusJordi

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Thumbnail #2 of Astrophytum myriostigma var. columnare by cactus_lover

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Thumbnail #3 of Astrophytum myriostigma var. columnare by Xenomorf

No details have been posted.

Regional...

This plant has been said to grow in the following regions:

Grenoble,
Mesa, Arizona
Phoenix, Arizona
Tucson, Arizona
San Diego, California



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