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. Origin: Sonoran desert of southwestern USA and Sonora state in Mexico.

Castellanosia caineana

Cephalocereus species mix

Cephalocleistocactus chrysocephalus

Cephalocleistocactus pallidus. USDA: 9b-10. Hardy to 32° F  Light shade, in hot desert gardens. Shrubby growth to 10' tall, 1.4 " in diameter. Generous water summer, little water winter. Origin: Bolivia.

Cephalocleistocactus potosinus

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 aethiops. USDA: 9b-11. Hardy to 32° F Full sun. Columnar, branching growth to 7' tall, 5' spread. Little water, needs good drainage. Origin: Brazil, Uruguay, and northern Argentina.

Cereus alacriportanus

Cereus boyuibensis (Boyuibe, growing at 800 M Santa Cruz Bolivia)

Cereus chalybaeus

Cereus cochabambensis

Cereus comarapanus (Synonym: Piptanthocereus comarapanus)
Origin: Bolivia (Santa Cruz)

Cereus fernambucensis

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 hankeanus (Synonym: Piptanthocereus hankeanus)
Origin: Eastern Bolivia. Growth Habits: Columnar cactus, up to 12 feet tall.

Cereus hexagonus

Cereus hildmannianus. Sunset:12-13,16,17,21-24; USDA: 9-11. Full sun. Heat tolerant. Moderate water, fertilize in summer. Hardy to 26 deg. F. Grows to 20' tall. Origin: Southeastern Brazil, northern Argentina.

Cereus hildmannianus v. uruguayanus

Cereus jamacaru. USDA: 9b-11. Hardy to 32° F, protect friom frost. Full sun. Columnar, treelike to 30' tall, truck 18" in diameter. Regular water summer, light water in winter. White nocturnal flowers, green outside layer. Origin: Brazil.

Cereus mataralensis

Cereus pachyrhizus

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 species mix

Cereus xanthocarpus

Chamaecereus silvestrii hybrid (Peanut Cactus). Sunset: 16,17, 21-24; USDA: 10. Hardy to 20° F. Light shade in desert gardens. Trailing succulent. Regular water summer, no water in winter. Plants have bright flowers from yellow to purple. Origin: Argentina.

Chileorebutia esmeraldana

Chileorebutia napina

Cintia knizei