Coville's Barrel Cactus, Emory Barrel, Bisnaga
Scientific Name: Ferocactus emoryi ssp. emoryi (Engelm.) Orcutt
Synonym: Echinocactus emoryi, Ferocactus covillei
Family: Cactaceae
Ferocactus emoryi seedling
Sunset®: 11-13,18-21
USDA: 8b-11
Frost Tolerance: Hardy in Phoenix
Sun Exposure: Full sun
Origin: USA (southern Arizona), Mexico (Sonora, northern Sinaloa)
Growth Habits: Solitary, up to 8 feet tall (2.4 m), 40 inches wide (1 m); 15 to 30 ribs or more; oval areoles with brown wool, 0.8 to 1 inch apart (2-2.5 cm); 1 central spine flattened, often hooked, 1.6 to 4 inches long (4-10 cm); 7 to 9 white or reddish radials, up to 2.4 inches long (6 cm).
Watering Needs: Little water when established
Propagation: Seeds
Flower and spines, as Echinocactus emoryi in K. Schumann
Blooming Habits:
Red funnel-shaped flowers in June to August, up to 3 inches long (7.5 cm), 2 to 2.8 inches wide (5-7 cm). Fruit ovoid to oblong, 2 inches long (5 cm), 1.2 inches in diameter (3 cm), with heart-shaped scales.
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