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PlantFiles: Gymnocalycium
Gymnocalycium stellatum

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Family: Cactaceae (kak-TAY-see-ee) (Info)
Genus: Gymnocalycium (jim-no-kal-LISS-ee-um) (Info)
Species: stellatum (stell-AY-tum) (Info)

Synonym:Gymnocalycium stellatum subsp. stellatum
Synonym:Gymnocalycium asterium
Synonym:Echinocactus stellatus

Category:
Cactus and Succulents

Height:
under 6 in. (15 cm)
6-12 in. (15-30 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)
USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:
Light Shade

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

Bloom Color:
White/Near White

Bloom Time:
Late Summer/Early Fall

Foliage:
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:
Non-patented

Propagation Methods:
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 Xenomorf
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There are a total of 13 photos.
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Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Xenomorf On May 8, 2005, Xenomorf from Valley of the Sun, AZ (Zone 9b) wrote:

The Gymnocalycium asterias synonym was recently deemed an illegitimate name during reclassifications, but it is still widely used.

Regional...

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

Phoenix, Arizona
Tucson, Arizona
Orange, California



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