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Ferocactus emoryi - (Engelm.) Orcutt

Common Name Emory’s Barrel Cactus
Family Cactaceae
USDA hardiness 9-11
Known Hazards Protected-plant rules may apply. Do not harvest stems or remove plants. Heavy spines create injury risk. Use fruits and flowers conservatively, and leave enough for wildlife.
Habitats Desert flats, scrubland, hillsides, and rocky or sandy soils in southwestern Arizona and Sonora. Rocks are often limestone with a black patina or black lava or basalt.
Range Arizona (United States), Sonora, and Baja California Sur (Mexico), at elevations of 0-1,200m asl.
Edibility Rating    (2 of 5)
Other Uses    (2 of 5)
Weed Potential No
Medicinal Rating    (2 of 5)
Care (info)
Tender Well drained soil Full sun
Ferocactus emoryi Emory’s Barrel Cactus


Krzysztof Ziarnek, Kenraiz Creative Commons Attribution-Share Alike 4.0
Ferocactus emoryi Emory’s Barrel Cactus
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Summary

Emory’s barrel cactus is a southwestern desert barrel cactus with edible fruits, seeds, and flowers. Like other barrel cacti, it is better valued for fruits and seeds than for stem tissue. Its red flowers and yellow slimy fruits make it distinctive and attractive, and it has strong landscape value in hot desert gardens. Emory’s barrel cactus, Ferocactus emoryi, belongs to the cactus family (Cactaceae). Common names include Emory’s barrel cactus, Coville’s barrel cactus, and traveler’s friend. It is generally suited to USDA Zones 9–11. Mature plants commonly reach about 30–90 cm tall and 30–60 cm wide, though some forms can become larger. It is native to a small area of southern Arizona from around Ajo southward and also occurs in Sonora and nearby Mexican desert regions.


Physical Characteristics

 icon of manicon of shrub
Ferocactus emoryi is a SHRUB growing to 0.9 m (3ft) by 0.6 m (2ft in) at a slow rate.
See above for USDA hardiness. It is hardy to UK zone 10. The flowers are pollinated by Bees, Insects.
It is noted for attracting wildlife.
Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils and can grow in very alkaline soils.
It cannot grow in the shade. It prefers dry soil and can tolerate drought.

UK Hardiness Map US Hardiness Map

Synonyms

Echinocactus emoryi Engelm.

Plant Habitats

Edible Uses

The fruits, seeds, and flowers are edible. The flowers can be cooked as vegetables. The fruits are edible but slimy. Seeds are likely the best food part [2-3]. Edible Uses & Rating: Emory’s barrel cactus ranks as a moderate wild food. The seeds are valuable, the fruits are edible but texturally challenging, and the flowers are seasonal vegetables. It is not a plant to harvest in a destructive way [2-3]. Taste, Processing & Kitchen Notes: The fruits are yellow, fleshy, juicy, slimy, scaly, and filled with seeds. They are best cooked or mixed into savory dishes rather than eaten as sweet fruits. Seeds can be cleaned, dried, and toasted gently. Flowers may be boiled, sautéed, or added to cooked vegetable mixtures, though the scales and mucilage may affect texture. Seasonality (Phenology): Emory’s barrel cactus blooms from summer into autumn. Fruits develop after bloom and are most useful once mature. Native plant references describe its desert habitat in flats, scrubland, and hillsides up to about 4,000 feet. Safety & Cautions (Food Use): Protected-plant rules may apply. Do not harvest stems or remove plants. Heavy spines create injury risk. Use fruits and flowers conservatively, and leave enough for wildlife [2-3]. Harvest & Processing Workflow: Harvest ripe fruits using tongs. Split fruits, remove seeds, rinse and dry the seeds, then toast over low heat. Cook fruit pulp in savory dishes if used. Flowers should be gathered sparingly and cooked. Cultivar/Selection Notes: Subspecies and regional forms are recognized in some treatments. Horticultural selection emphasizes spine length, flower color, and form rather than food use. Look-Alikes & Confusion Risks: Emory’s barrel cactus may be confused with other barrel cacti of southern Arizona and northern Mexico. Red flowers, yellow fruits, and spine structure help distinguish it. Traditional/Indigenous Use Summary: Barrel cacti were generally used by desert peoples for seeds, fruits, flowers, and processed stem tissue. Emory’s barrel cactus fits that broader pattern, though seeds and fruits are the most sustainable uses [2-3].

References   More on Edible Uses

Medicinal Uses

Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.


Ferocactus emoryi (Emory's barrel cactus) has a history of traditional medicinal uses. Indigenous groups, such as the Seri people of the Sonoran Desert, traditionally salted and roasted pieces of the cactus to extract juices, which were then used as a topical wash for sores and wounds.Historically, different species of barrel cacti were also utilized in traditional folk medicine in the following ways:Skin ailments: Pulp was applied topically to soothe cuts, burns, and insect bites.Pain relief: The cactus gel was sometimes used externally as an analgesic.Digestive issues: The pulp was occasionally consumed as a mild laxative to relieve constipation.Modern phytochemical studies indicate that Ferocactus extracts contain considerable amounts of polyphenols and flavonoids (such as rutin), which are known for their biological potential as antioxidants, antimicrobials, and anti-inflammatory agents.

References   More on Medicinal Uses

Other Uses

Cultivated as an ornamental. A strong specimen cactus with red flowers and imposing spines. It works well in desert gardens where winter cold is limited. Ecology & Wildlife: It provides nectar, pollen, and fruit in desert habitats, and its spiny body offers microhabitat protection. A deep rose-coloured face paint is obtained from the young, newly emerging central spines of the plant. These spines are pulled from the plant and chewed at the base; the juice obtained is then dabbed on the cheeks[1987].

Special Uses

References   More on Other Uses

Cultivation details

Emory’s barrel cactus is a useful but limited food cactus and an excellent desert landscape plant. Its edible parts should be harvested lightly and legally. Growing Conditions: It prefers full sun, hot desert conditions, and sharply drained rocky, gravelly, or sandy soils. It is intolerant of prolonged wet soils. Habitat & Range: It grows in desert flats, scrubland, hillsides, and rocky or sandy soils in southwestern Arizona and Sonora. Size & Landscape Performance: It is a strong specimen cactus with red flowers and imposing spines. It works well in desert gardens where winter cold is limited. Cultivation (Horticulture): Grow in cactus soil, full sun, and low water. Avoid cold wet winters. Pests & Problems: Root rot from overwatering is the main issue. Wildlife may eat fruits. Identification & Habit: A solitary globe- to barrel-shaped cactus with vertical ribs, rigid spines, red flowers, and yellow slimy scaly fruits. Pollinators: Flowers attract desert bees and other insects. Fruits support birds and small mammals. Emory’s barrel cactus, Ferocactus emoryi, belongs to the cactus family (Cactaceae). Common names include Emory’s barrel cactus, Coville’s barrel cactus, and traveler’s friend. It is generally suited to USDA Zones 9–11. Mature plants commonly reach about 30–90 cm tall and 30–60 cm wide, though some forms can become larger. It is native to a small area of southern Arizona from around Ajo southward and also occurs in Sonora and nearby Mexican desert regions.

References   Carbon Farming Information and Carbon Sequestration Information

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Plant Propagation

By seed.

Other Names

If available other names are mentioned here

Emory’s barrel cactus, Coville’s barrel cactus, and traveler’s friend.

Native Range

US. USA. Arizona, Mexico Northeast, Mexico Northwest.

Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it's worth checking.

None. It is slow-growing and noninvasive.

Conservation Status

IUCN Red List of Threatened Plants Status : Least Concern (Population stable)

IUCN Red List

Related Plants
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Ferocactus acanthodes subsp. acanthodesCalifornia Barrel CactusShrub0.6 9-11 SLMND322
Ferocactus hamatacanthusTexas Barrel CactusShrub0.6 8-10 SLMND112
Ferocactus viridescensSan Diego Barrel CactusShrub0.2 9-11 SLMND112
Ferocactus wislizeniArizona Barrel CactusShrub1.2 8-11 SLMND312

Growth: S = slow M = medium F = fast. Soil: L = light (sandy) M = medium H = heavy (clay). pH: A = acid N = neutral B = basic (alkaline). Shade: F = full shade S = semi-shade N = no shade. Moisture: D = dry M = Moist We = wet Wa = water.

 

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Expert comment

Author

(Engelm.) Orcutt

Botanical References

Links / References

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