Ferocactus Species

Ferocactusglaucescens

Family
Cactaceae (kak-TAY-see-ee)
Genus
Ferocactus (fer-oh-KAK-tus)
Species
glaucescens (glaw-KES-kens)
Synonym
Echinocactus glaucescens
Bisnaga glaucescens
Echinocactus pfeifferi
Ferocactus pfeifferi
Sun Exposure
Sun to Partial Shade
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Spacing
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Hardiness
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
Bright Yellow
Bloom Time
Mid Summer
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
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:

Green Valley, Arizona

Maricopa, Arizona

Phoenix, Arizona

Scottsdale, Arizona

Hesperia, California

Reseda, California

Valencia, California

Grenoble, Rhône-Alpes

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Gardener's Notes:

1
positive
0
neutral
0
negative
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P
Acton, CA (Zone 8b) | February 2004 | positive

Attractive blue-skinned suckering barrel cactus with straight white spines and yellow flowers. A bit frost tender but does OK in So Cal and PHoenix.

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