Carnegia gigantea (Saguaro). Sunset: 11-13,18-21; USDA: 9-10. Full sun. Heat tolerant. Little water. Hardy to 15°F. Grows to 50' tall. Native to the Sonoran desert of southwestern USA and Sonora state in Mexico. Seeds colected near Keary AZ. (approx. 10000 seeds= 23 grams)

Castellanosia caineana

Cephalocleistocactus ritteri. (Cleistocactus ritteri) USDA: 9b-10. Hardy to 32 F. Light shade in hot desert gardens. Shrubby growth to 3' tall, 1.2 " in diameter. Generous water summer, keep dry winter. Origin: Bolivia.

Cereus forbesii (Syn: Cereus validus). USDA: 9b-11. Hardy to 32° F, protect friom frost. Full sun. Columnar, branching growth to 14' tall, 5" in diameter. Moderate water summer, light water in winter. White nocturnal flowers, up to 3 inches long. Origin: Eastern Bolivia, Argentina.

Cereus peruvianus. Sunset:12-13,16,17,21-24; USDA: 9-11. Protect from hard freeze. Full sun. Heat tolerant. Moderate water, fertilize in summer. Treelike Growth to 20' tall. Large white nocturnal flowers, outer petals with pink or red highlights. Origin: Peru. 

Cereus peruvianus monstrosus. Sunset: 12-13,16,17,21-24; USDA: 9-11. Full sun. Heat tolerant. A mutated from of cereus peruvianus. Moderate water, fertilize in summer. Hardy to 26 deg. F. Grows to 15' tall. Origin: Peru.

Cereus peruvianus spiralis. 'Twisto Cereus' A form of peruvianus monstrosus, no cresting, instead a nice spiral growth.  Sunset:12-13,16,17,21-24; USDA: 9-11. Full sun. Heat tolerant. Grows rapidly with regular water and rich soil, fertilize in summer.  Grows to 20' tall with many branches radiating from base.

Cereus species mix. Including Cereus aethiops, Cereus dayamii, Cereus forbesii, Cereus peruvianus.

Chileorebutia monteamargensis.

Cleistocactus acanthurus (Synonym: Loxanthocereus acanthurus)

Cleistocactus baumannii. Red tubular flowers, attracts hummingbirds.

Cleistocactus bruneispinus

Cleistocactus candelilla (Synonym: Cleistocactus candelilla var. pojoensis,
Cleistocactus vallegrandensis)

Cleistocactus ianthinus

Cleistocactus ipotanus.

Cleistocactus jujuyensis (Syn: Cleistocactus hyalacanthus). This item ships in 2-3 weeks.

Cleistocactus morawetzianus.

Cleistocactus parviflorus v. aiquilensis

Cleistocactus smaragdiflorus - Potrerillos/Salta - HV 857

Cleistocactus smaragdiflorus X Cleistocactus wendlandiorum. HV 857  Portrerillos / Salta

Cleistocactus species mix. Cleistocactus baumannii, bruneispinus, jujuyensis, margaretanus, strausii, tarijensis and others.

Cleistocactus strausii (Silver Torch Cactus). USDA: 9-10. Hardy to 14° F. Light shade in desert gardens. Multiple stem, columnar growth to 8' tall. Regular water summer, no water in winter. Tubular burgundy flowers, attracts hummingbirds. Origin: Bolivia, Argentina. 

Cleistocactus straussi hybrized with Cleistocactus smaragdiflorus - Potrerillos/Salta - HV 857

Cleistocactus tarijensis

Cleistocactus tominensis

Cleistocactus tupizensis - Paichu/Tarija/Bolivia - HV/B 112

Cleistocactus variispinus

Cleistocactus brookeae subsp. vulpis-cauda 

Cleistocactus wendlandiorum hybrid

Clistanthocereus hoffmannianus.