Photo by Melody

PlantFiles: Red-gold Crown Cactus, Scarlet Crown Cactus
Rebutia pseudodeminuta

Family: Cactaceae (kak-TAY-see-ee) (Info)
Genus: Rebutia (ray-BEW-tee-uh) (Info)
Species: pseudodeminuta (soo-doh-dee-MIN-yoo-tuh) (Info)

Synonym:Aylostera pseudodeminuta
Synonym:Rebutia deminuta subsp. kupperiana
Synonym:Rebutia kupperiana
Synonym:Aylostera kupperiana
Synonym:Rebutia nitida

One member has or wants this plant for trade.

Cactus and Succulents

under 6 in. (15 cm)

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

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:
Sun to Partial Shade
Light Shade

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

Bloom Color:

Bloom Time:
Mid Spring

Unknown - Tell us

Other details:
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
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 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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No positives
1 neutral
No negatives

Gardeners' Notes:

Neutral Xenomorf On Nov 21, 2005, Xenomorf from Valley of the Sun, AZ (Zone 9b) wrote:

Here are more synonyms of this plant, some of which 'might' in the future become a variety, subspecies, cultivar or forma of the species.
Rebutia wahliana, Rebutia sanguinea, Rebutia robustispina, Rebutia nogalesensis, Rebutia buiningiana, Rebutia albiareolata & Rebutia minutissima.


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

Tucson, Arizona

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