Thelocactus Species

Thelocactushexaedrophorus

Family
Cactaceae (kak-TAY-see-ee)
Genus
Thelocactus (thel-oh-KAK-tus)
Synonym
Thelocactus hexaedrophorus subsp. hexaedrophorus
Echinocactus hexaedrophorus
Thelocactus hexaedrophorus var. hexaedrophorus
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Smooth
Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)
Spacing
6-9 in. (15-22 cm)
9-12 in. (22-30 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
White/Near White
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Orange/Apricot
Where to Grow
Can be grown as an annual
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
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
Properly cleaned, seed can be successfully stored
Regional

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

Phoenix, Arizona

Corona, California

Mission, Texas

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
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X
Phoenix, AZ (Zone 9b) | March 2005 | neutral

The flowers of the 'hexaedrophorus' subspecies are near white/cream colored; It has 0 or 1 red central spines and 4-6 reddish-gray-white ...Read More

P
Acton, CA (Zone 8b) | August 2004 | positive

globoid sparsely spined (but they are thick and sharp!) blue-green cactus that eventually forms a stem/stalk. Great for small pots.

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