Echinocactus electracanthus (Syn: Ferocactus histrix)

Echinocactus grandis. Hardy to 25° F.  Full sun. Regular summer water, dry winter. Yellow flowers. Solitary up to 7' tall, 3' wide. Origin: Central Mexico.

Echinocactus grusonii (Golden barrel cacti). Sunset: 11-24; USDA: 9-12. Full sun. Regular water summer. Hardy to 24° F. Grows slowly to 3' tall; 4' wide or more. Origin: Mexico.

Echinocactus grusonii v alba. (White spined golden barrel cacti). Sunset: 11-24; USDA: 9-12. A white spined clone. Light shade in hot gardens. Regular water summer. Hardy to 24° F. Grows slowly to 3' tall; 4' wide or more. Origin: Mexico

Echinocactus horizonthalonius var. moelleri (Texas blue barrel). Full sun to part shade. Heat tolerant. Little water. Hardy to 14°F. Cylindrical barrel grows slowly to 10" tall; 6" diameter. Origin: Mexico, Texas, Arizona, New Mexico. Seeds collected in west Texas.

Echinocactus ingens. (Biznaga Gigante). Synonyms: Echinocactus platyacanthus, Echinocactus visnaga, Echinocactus helophorus, Echinocactus karwinskii. (USDA 9b-11) Hardy to 25° F.  Full sun. Regular summer water, dry winter. Yellow flowers. Solitary up to 7' tall, 3' wide. Origin: Central Mexico.

Echinocactus palmeri

Echinocactus platyacanthus

Echinocactus polycephalus (Cottontop cactus). Sunset: 10-13; USDA: 8b-11. Hardy to 10° F.  Full sun. Regular summer water, dry winter. Clumping cactus, some colonies with over 100 stems, 12 to 24" tall, 4 to 8" in diameter  Yellow flowers. Origin: Mohave and Sonoran desert of Arizona, California, Nevada, Mexico.

Needs very high heat to germinate. Around 110° F. day -- 70° F. night.

Echinocactus species mix

Echinocactus texensis (Horse Crippler). Syn. Homalocephala texensis. Sunset: 10-13; USDA: 5-11. Hardy to 0° F.  Full sun to light shade in hot gardens. Light summer water, dry winter. Provide good drainage. Solitary when young, slowly clustering, 12" in diameter, 8" high. Pink flowers. Origin: Texas, southeastern New Mexico, northeastern Mexico.

Echinocereus acifer. USDA 9b-11. Hardy to 0° F.  Full sun. Light summer water, dry winter. Usually clumping, often forming large clumps occasionally of several hundreds stems, each stem up to 12"  tall, 3" in diameter . Red or orange flowers with light colored center. Origin: Arizona, New Mexico, northwestern Mexico.

Echinocereus adustus. Sunset 9b-11; USDA: 8-11. Hardy to 10° F.  Full sun to light shade in hot gardens. Little water, needs porous soil. Solitary, cylindrical, 2 to 8" tall 2 to 5" in diameter. Dark pink to purple flowers. Origin: Chihuahua Mexico.

Echinocereus amoenus

Echinocereus arizonicus

 Echinocereus baileyi (Echinocereus reichenbachii v baileyi). Origin: Oklahoma

Echinocereus baileyi v. albispinus (Echinocereus reichenbachii v. albispinus). Origin: Greer county Oklahoma

Echinocereus barthelowanus. Sunset 9b-11. Hardy to 10° F.  Full sun to light shade in hot gardens. Little water, needs porous soil.  Forming large colonies, each stem 4 to 12" tall, 1.6 to 2" in diameter. Lavender flowers. Origin: Southern Baja California Mexico.

Echinocereus blanckii. Sunset 9b-11; USDA: 8-10. Hardy to 10° F.  Full sun to light shade in hot gardens. Little water, needs porous soil.  Branching, elongated stems, dark green, 1" in diameter, 12" in length purplish-pink flowers. Origin: Texas,  Mexico.

Echinocereus bonatzii. USDA 9b-11. Hardy to 10° F.  Full sun to light shade in hot gardens. Little water, needs porous soil. Solidarity, sometimes clumping 2" in diameter, 10" in length. Origin: Mexico.

Echinocereus bonkerae. Sunset 9b-13; USDA: 9-11. Hardy to 10° F.  Full sun to light shade in hot gardens. Little water, needs porous soil. Clumping columnar growth, up to 10" tall. Magenta flowers. Origin: Arizona.

Echinocereus engelmannii v boyce-thompsonii. Sunset 9b-11; USDA: 9-11. Hardy to 20° F.  Light shade in hot gardens, full sun other. Little water, needs porous soil, limestone in the mix is very helpful. Clumping stems, 4" in diameter to 12" tall. Magenta flowers. Origin: Arizona.

Echinocereus brandegeei

Echinocereus chisoensis. Synonym: Echinocereus metornii. Sunset 9b-11. Hardy to 15° F.  Full sun. Little water, needs porous soil. Origin: Big Bend Texas.

Echinocereus chloranthus. Sunset 9b-11. Hardy to 10° F.  Full sun. Little water, needs porous soil. Growing solitary or small clumps. Greenish orange flowers. Origin: New Mexico, Texas, northern Mexico.

Echinocereus cinerascens. Sunset 9b-11; USDA: 9-11. Hardy to 25° F.  Full sun to light shade in hotter locations. Little water, needs porous soil.  Clumping stems, 12" tall. Large pink to purple flowers. Origin: Central Mexico.

Echinocereus coccineus (Mexican claret cup). Clumping growth habit to 16" tall. Often becomes a large colony. Orange red flowers. Origin: Southwestern USA, Mexico. Seeds collected in West Texas.

Echinocereus coccineus v arizonicus. Fleshly stems, thick black spines.

Seeds Cacti Echinocereus coccineus v paucispinus

Echinocereus conglomeratus. Sunset 9b-11. Hardy to 20° F. Full sun. Little water. Clumping cactus forming large colonies of several hundred heads. Large purple flowers. Origin: Southwest Texas, New Mexico, Mexico.