Cactus seeds: C
Akersia roseiflora (Syn. Cleistocactus samaipatanus). USDA: 9b-10. Hardy to 25° F. Full sun to light shade. Trailing or erect slender columns, 3 to 5' long. Does better with afternoon shade in hotter locations. Regular water during summer, less water in winter. Lilac pink flowers. Origin: Bolivia, Peru
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 senilis (Old Man of Mexico). Sunset: 11-13,21-24; USDA: 9-10. Hardy to 15° F for short periods. Light shade, in hot desert gardens. Slowly grows to 40' tall, 18" in diameter. Little water summer, no water winter. Whitish pink flowers. Origin: Mexico.
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 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 chalybaeus
Cereus fernambucensis
Cereus forbesii (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 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 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 peruvianus v twisto. '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. Origin: A Cereus peruvianus clone.
Cereus species mix
Cereus xanthocarpus
Chileorebutia aerocarpa (Syn: Eriosyce aerocarpa)
Cintia knizei
Cleistocactus baumannii. Red tubular flowers, attracts hummingbirds.
Cleistocactus bruneispinus
Cleistocactus buchtienii
Seeds Cacti Cleistocactus humboldtii (Syn: Seticereus)
Cleistocactus ianthinus
Cleistocactus icosagonus (Syn: Cleistocactus humboldtii)
Cleistocactus jujuyensis (Syn: Cleistocactus hyalacanthus)
Cleistocactus margaretanus
Cleistocactus mirabilis
Cleistocactus morawetzianus
Cleistocactus paraguariensis
Cleistocactus roezlii (Syn: Seticereus roezlii)
Cleistocactus smaragdiflorus (Potrerillos/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 tarijensis
Cleistocactus tominensis
Cleistocactus variispinus
Cleistocactus wendlandiorum hybrid
Clistanthocereus fieldianus
Cochemiea pondii
Cochemia poselgeri -Collected 40 km. S. La Paz / Baja California Sur.
Cochemiea setispina
Coleocephalocereus goebelianus
Copiapoa barquitensis. USDA: 10b-12. Protect from frost. Light shade, protect from high temps. Usually solitary but sometimes clumping. Some water summer, keep dry in winter. Yellow flowers. Origin: Coastal Chile.
Copiapoa bridgesii. USDA: 10b-12. Protect from frost. Light shade, protect from high temps. Usually solitary but sometimes clumping. Some water summer, keep dry in winter. Origin: Chile.
Copiapoa humilis. USDA: 10b-12. Protect from frost. Light shade, protect from high temps. Clustering. Needs deep pot to for large tap root. Some water summer, keep dry in winter. Dark yellow flowers. Origin: Coastal deserts of northern Chile.
Copiapoa hypogaea. (Lizard Skin). USDA: 10b-12. Protect from frost. Light shade, protect from high temps. Usually solitary, sometimes clumping. Some water summer, keep dry in winter. Yellow flowers. Origin: Coastal Chile.
Copiapoa magnifica
Copiapoa maritima
Copiapoa pendulina
Copiapoa species mix
Copiapoa tenuissima. USDA: 10b-12. Protect from frost. Light shade, protect from high temps. Slowly clumping, with stems up to 1.5" in diameter. Some water summer, keep dry in winter. Yellow flowers. Origin: Northern Chile (coastal mountains).
Corryocactus brevistylus. USDA: 10-11. Protect from frost. Full sun. Basally branching, columnar stems up to 10' tall, stems 6 " wide. Regular water summer, dry in winter. Yellow flowers. Origin: Northern Chile, southern Peru.
Corryocactus tarijensis. USDA: 10-11. Protect from frost. Full sun to part shade. Basally branching, columnar stems up to 4' tall, stems 2.5" wide. Regular water summer, dry in winter. Red flowers. Origin: Bolivia.
Corryocactus urmiriensis
Coryphantha bergeriana. USDA: 9b-11. Protect from frost. Part shade.Solitary growth to 5" tall. Regular water summer, dry in winter. Needs good drainage. Yellow flowers. Origin: North central Mexico.
Coryphantha borwigii. USDA: 9b-11. Protect from frost. Full sun to partial shade. Solitary growth to 2" - 4" tall. Little water summer, dry in winter. Needs good drainage. Yellow flowers with a red base. Origin: Mexico.
Coryphantha clava. USDA: 9b-11. Hardy to 25° F. Full sun to partial shade. Solitary growth to 12" tall, 4" wide. Little water summer, dry in winter. Needs good drainage. Yellow flowers with a red base. Origin: Mexico.
Coryphantha cornifera. USDA: 9-11. Hardy to 25° F. Partial shade in hot desert gardens. Solitary growth to 5" tall, 6" wide. Little water summer, dry in winter. Needs good drainage. Yellow or sometimes red, flowers. Origin: Mexico.
Coryphantha delaetiana. USDA: 9b-11. Hardy to 30° F. Partial shade in hot desert gardens. Solitary, or clumping growth to 12" tall, 3" wide. Little water summer, dry in winter. Needs good drainage. Pale yellow flowers. Origin: Mexico.
Coryphantha desertii
Coryphantha difficilis. USDA: 9b-11. Hardy to 30° F. Partial shade in hot desert gardens. Solitary growth to 3" tall, 2.5" wide. Little water summer, dry in winter. Needs good drainage. Yellow flowers. Origin: Mexico.
Coryphantha durangensis. USDA: 9b-11. Hardy to 15° F. Partial shade in hotter desert gardens. Solitary, then clumping growth to 6" tall, 2" wide. Little water summer, dry in winter. Needs good drainage. Reddish, cream or light yellow flowers. Origin: Mexico.
Coryphantha echinoidea. USDA: 9b-11. Hardy to 25° F. Partial shade in hot desert gardens. Solitary, globose cactus to 2.5" tall, 2.5" wide. Little water summer, dry in winter. Needs good drainage. Pink or light yellow flowers. Origin: Mexico.
Coryphantha echinus
Coryphantha echinoidea. USDA: 9b-11. Hardy to 25° F. Partial shade in hot desert gardens. Clumping cylindrical cactus to 12" tall, 3" diameter. Little water summer, dry in winter. Needs good drainage. Pale yellow flowers. Origin: Central Mexico.
Coryphantha georgii
Coryphantha gladispina (Clustering, dark green stem with black spines)
Coryphantha hendricksonii
Corryocactus implexicoma
Coryphantha lauii
Coryphantha macromeris (Flabby pincushion). USDA: 8b-12. Full sun to part sun. Heat tolerant. Little water. Hardy to 14°F. Grows to 10" tall; 2' spread. Purple flowers, edible fruit. Origin: New Mexico, Texas, northeastern Mexico.
Coryphantha maiz-tablasensis. USDA: 9b-11. Hardy to 25° F. Partial shade in hot desert gardens. Clumping cylindrical cactus to 1.2" tall, 2.5" diameter. Little water summer, dry in winter. Needs good drainage. Whitish flowers. Origin: Mexico.
Coryphantha palmeri. USDA: 9b-11. Hardy to 25° F. Partial shade in hot desert gardens. Solitary or slowly clumping cylindrical cactus to 10" tall, 4" diameter. Little water summer, dry in winter. Needs good drainage. Yellowish white flowers. Origin: Mexico.
Coryphantha poselgeri. Profuse pink flowers
Coryphantha potosiana. USDA: 9b-11. Partial shade in hot desert gardens. Globular cactus, up to 3.6 inches in diameter. Little water summer, dry in winter. Needs good drainage. Flowers with yellow internal segments, purplish red and cream outside segments. Origin: Mexico.
Coryphantha pseudoechinus. USDA: 9b-11. Hardy to 23° F. Partial shade in hot desert gardens. Globular cactus, up to 3.6 inches in diameter. Little water summer, dry in winter. Needs good drainage. Yellow to purple flowers. Origin: Mexico.
Coryphantha pseudonickelsiae
Coryphantha radians. USDA: 10-11. Hardy to 22° F. Light shade in hot desert gardens. Solitary globose to cylindrical, up to 6" in diameter, 5 " tall. Little water summer, dry in winter. Needs good drainage. Yellow flowers. Origin: Mexico.
Coryphantha schwarziana
Coryphantha species mixed varieties. Cornifera, delaetiana, difficilis, echinoidea, gladiispina, macromeris, radians, werdermannii and others.
Coryphantha vaupeliana. USDA: 9b-11. Hardy to 30° F. Light shade in hot desert gardens. Solitary globose to cylindrical, up to 6" in diameter, 5 " tall. Little water summer, dry in winter. Needs good drainage. Yellow flowers. Origin: Mexico.
Coryphantha villarensis
Coryphantha vivipara v desertii
Coryphantha vivipara v neomexicana
Coryphantha vogtherriana. USDA: 9b-11. Hardy to 30° F. Light shade in hot desert gardens. Little water summer, dry in winter. Needs good drainage. Yellow flowers. Origin: Mexico.
Coryphantha werdermannii. USDA: 9b-11. Hardy to 30° F. Light shade in hot desert gardens. Little water summer, dry in winter. Needs good drainage. Origin: Mexico.
Cullmannia viperina. USDA: 10-11. Hardy to 30° F. Full sun. Very heat resistant. Shrub like growth, much branched, up to 6.5' tall. Little water summer, dry in winter. Needs good drainage. Origin: Mexico.
Cullmannia odorata. USDA: 9b-11. Hardy to 30° F. Full sun most locations, light shade in hot desert gardens. Clustering globose cactus, up to 1.5" tall, up to 1.2" in diameter. Little water summer, dry in winter. Needs good drainage. Origin: Mexico.
Cylindropuntia acanthocarpa (Buckhorn cholla) USDA: 9-11. Full sun. Heat tolerant. Little or no water. Hardy to 15°F. Grows to 10' tall; 10' wide. Origin: southern Utah, S.E. California, Arizona.
Cylindropuntia acanthocarpa var. thornberi (USDA: 9-11). Full sun. Heat tolerant. Little or no water. Hardy to 15°F. Shrubby cholla grows to 10' tall; 7' wide. Native to southern Utah, S.E. CA, AZ
Cylindropuntia imbricata (Giant tree cholla). Sunset: 8-13. Full sun. Heat tolerant. Little or no water. Hardy to 5°F. Grows to 18' tall; 12' wide. Origin: AZ, CO, KS, NM, OK, TX
Cylindropuntia species mix. Several varieties including acanthocarpa, imbricata, spinosior, fulgida mammillata, and others.
Cylindropuntia spinosior (Cane cholla). Sunset: 11-24; USDA: 8-11. Full sun. Heat tolerant. Little or no water. Hardy to 20°F. Tree like cholla grows to 7' tall; 5' wide. Native to AZ, New Mexico, Mexico. Seeds collected near Las Vegas NV.
Cylindropuntia versicolor. (Staghorn cholla) Hardy to 15° F. Full sun. Erect shrub like growth, 8' tall. Little water. Variably colored flowers, yellow to red / orange. Origin: Arizona.