Gymnocalycium Species, Dwarf Chin Cactus, Spider-Cactus

Gymnocalyciumbaldianum

Family
Cactaceae (kak-TAY-see-ee)
Genus
Gymnocalycium (jim-no-kal-LISS-ee-um)
Species
baldianum (bald-ee-AY-num)
Synonym
Echinocactus baldianum
Echinocactus sanguiniflorus
Gymnocalycium sanguiniflorum
Gymnocalycium venturianum
Gymnocalycium platense var. baldianum
Sun Exposure
Sun to Partial Shade
Light Shade
Height
under 6 in. (15 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 8b: to -9.4 °C (15 °F)
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
Pale Pink
Pink
Red
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
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
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From woody stem cuttings
Allow cut surface to callous over before planting
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
Regional

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

Chandler, Arizona

Phoenix, Arizona

Tucson, Arizona

Calimesa, California

Pittsburg, California

Las Vegas, Nevada

South Jordan, Utah

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Gardener's Notes:

3
positives
0
neutral
0
negative
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2
Menifee, CA (Zone 9a) | September 2019 | positive

I was just browsing pictures to help me discover the ID of a cactus I've had for about 15 yrs, when I discovered its name is this one @ [...Read More

M
M
Las Vegas, NV (Zone 9a) | April 2015 | positive

I love the Chin cactus. I have 3 and every time I see one at the nursery I immediately take it home. The blooms are a gorgeous red and mi...Read More

P
Acton, CA (Zone 8b) | February 2005 | positive

Small globoid sparsely spined green cactus with impressive large flowers of a variety of color possibilities. Spines that are present ar...Read More

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