Ferocactus Species, Emory's Barrel Cactus

Ferocactusemoryi subsp. rectispinus

Family
Cactaceae (kak-TAY-see-ee)
Genus
Ferocactus (fer-oh-KAK-tus)
Synonym
Ferocactus rectispinus
Ferocactus emoryi var. rectispinus
Sun Exposure
Full Sun
Foliage
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
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
Orange
Red-Orange
Bright Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
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:

Phoenix, Arizona

Scottsdale, Arizona(2 reports)

Bostonia, California

Grenoble, Rhône-Alpes

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Gardener's Notes:

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

The 'emoryi' subspecies can reach a height of 8 feet and over 3 feet thick. It has 30 or more ribs.
The 'rectispinus' subspecies o...Read More

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

Like most Ferocactus, cool, large spines. This one has some long, straight ones mixed in the normal curved hooks. From Baja California

Featured
Scorpion Fly
(Panorpa communis)
Pied Oystercatcher
(Haematopus longirostris)
Featured
Scorpion Fly
(Panorpa communis)
Pied Oystercatcher
(Haematopus longirostris)