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PlantFiles: Acharagma
Acharagma roseana

Family: Cactaceae (kak-TAY-see-ee) (Info)
Genus: Acharagma
Species: roseana

Synonym:Escobaria roseana
Synonym:Coryphantha roseana
Synonym:Thelocactus roseanus
Synonym:Echinocactus roseanus
Synonym:Neolloydia roseana

Cactus and Succulents

under 6 in. (15 cm)

3-6 in. (7-15 cm)
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)

USDA Zone 9a: to -6.6 C (20 F)
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)

Sun Exposure:
Full Sun
Sun to Partial Shade
Light Shade

Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:

Bloom Time:
Unknown - Tell us

Unknown - Tell us

Other details:
Drought-tolerant; suitable for xeriscaping
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:

Propagation Methods:
From woody stem 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

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By franj
Thumbnail #1 of Acharagma roseana by franj

By CactusJordi
Thumbnail #2 of Acharagma roseana by CactusJordi

By CactusJordi
Thumbnail #3 of Acharagma roseana by CactusJordi

By palmbob
Thumbnail #4 of Acharagma roseana by palmbob

By palmbob
Thumbnail #5 of Acharagma roseana by palmbob

By Xenomorf
Thumbnail #6 of Acharagma roseana by Xenomorf

By Xenomorf
Thumbnail #7 of Acharagma roseana by Xenomorf

There are a total of 8 photos.
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No positives
2 neutrals
No negatives

Gardeners' Notes:

Neutral CactusJordi On Aug 18, 2008, CactusJordi from El Cajon, CA wrote:

Besides the two well known species there are several forms (gigas + robustior) and one valid var. (galeanensis) of Acharagma roseanum.


Neutral Xenomorf On Jul 20, 2005, Xenomorf from Valley of the Sun, AZ (Zone 9b) wrote:

The flowers are pink with rose colored midviens or cream colored.
Another synonym is Gymnocactus roseanus. There are only two species in the Acharagma genus.


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

Phoenix, Arizona
Tucson, Arizona

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