Astrophytum, Monk's Hood, Star Plant 'Hukuryu Hannya'

Astrophytumornatum

Family
Cactaceae (kak-TAY-see-ee)
Genus
Astrophytum (ass-troh-FY-tum)
Species
ornatum (or-NAH-tum)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)
Spacing
3-6 in. (7-15 cm)
6-9 in. (15-22 cm)
Hardiness
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)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Bloom Time
Other Details
Category
Cactus and Succulents
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From seed; direct sow after last frost
By grafting
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Grenoble, Rhône-Alpes

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Gardener's Notes:

0
positive
0
neutral
0
negative
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