Blue Barrel Cactus
Quick Facts & Botanical Stats
Species Overview
Blue Barrel Cactus is a striking spherical cactus featuring glaucous turquoise-blue ribs and yellow spines.
Physical Appearance & Anatomy
Glaucous blue spherical body with deep ribs, amber-yellow spines, and bright yellow summer flowers.
Habitat & Growth Behavior
Waxy blue coating reflects intense ultraviolet rays in exposed desert habitats.
Ecological Role & Symbioses
Yellow flowers attract native desert solitary bees.
Reproduction, Lifecycle & Propagation
Produces yellow berry-like fruits containing small black seeds.
Conservation Status & Environmental Threats
Thriving in native habitats and cultivation.
Interesting Fun Facts
- Its distinctive powder-blue color is a protective wax coating that rubs off if touched.
- Forms large multi-headed mounds as it matures over decades.
Related Plants
Saguaro Cactus
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Aloe Vera
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