Astrophytum, Sanddollar, Seaurchin, Silver Dollar Cactus, Texas Star Cactus 'Super Kabuto'

Astrophytumasterias

Family
Cactaceae (kak-TAY-see-ee)
Genus
Astrophytum (ass-troh-FY-tum)
Species
asterias (ass-TEER-ee-as)
Synonym
Astrophytum asterias f. superkabuto
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Succulent
Veined
Height
under 6 in. (15 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
USDA Zone 10a: to -1.1 °C (30 °F)
Danger
N/A
Bloom Color
Orange
White/Near White
Bloom Time
Blooms repeatedly
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
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; sow indoors before last frost
By grafting
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:

Phoenix, Arizona

Tucson, Arizona(2 reports)

Castro Valley, California

Reseda, California

San Diego, California

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Gardener's Notes:

1
positive
0
neutral
0
negative
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Tucson, AZ | June 2004 | positive

The Super Kabuto is a cultivar of the sand dollar cactus originating in Japan. This cultivar has a greater abundance of the white flecki...Read More

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