Evergreen Perennial
Shrubby with long, narrow gray fuzzy leaves and pungent gold flowers summer – fall. Prune back in spring.
Sun
Cissus discolor
Climbing succulent vine, richly patterned oval green-red leaves. Will vine to 12 feet. Good for hanging baskets indoors.
Cissus quadrangularis
Freely branching, 4-sided stems, small leaves at the joints. Has been used medicinally since ancient times. Great for hanging baskets.
Cissus tuberosa
Caudex-forming vine in the grape family; aerial roots, small fruit
Cistus “Gordon Cooper”
Evergreen Perennial
Fast growing shrub, blooms throughout spring and summer. Flowers are white with crimson spots at the base of each petal. Tolerates poor soil and salt spray. Very low maintenance, does not respond well to hard pruning.
Cistus “Jester”
Evergreen Perennial
Fast growing shrub, blooms throughout spring and summer. Flowers are pink with orange centers. Tolerates poor soil and salt spray. Very low maintenance, does not respond well to hard pruning.
Cistus “Silver Pink”
Cistus × argenteus “Silver Pink”
Evergreen Perennial
Fast growing shrub, blooms throughout spring and summer. Flowers are pale pink with orange centers. Tolerates poor soil and salt spray. Very low maintenance, does not respond well to hard pruning.
Cistus “Sunset”
Cistus x pulverulentus “Sunset”
Evergreen Perennial
Showy magenta blooms with yellow stamens. Acts as a tall groundcover, compact and orderly. Tough plant can handle coastal locations and is deer-resistant.
Cistus salvifolius
Evergreen Fragrant Ornamental
Showy white blooms through spring, striking green leaves. Great for groundcover or short hedge and in rock gardens. Deer and Fire resistant, good for coastal locations.
Cistus x purpureus
Evergreen Fragrant Ornamental
Showy rose-purple blooms with maroon spots. Great for informal divider, in rock gardens or accent plant.
Cistus x skanbergii
Evergreen Fragrant Ornamental
Showy 1″ pale pink blooms. Great for informal divider, in rock gardens or accent plant. Deer and Fire resistant, good for coastal locations.
Cleistocactus fieldianus
Clusters of slow-growing, erect and narrow, notched stems with thick white spines, sometimes splay outward. Vibrant red tubular flowers.
Cleistocactus hyalacanthus
C. jujuyensis
Shrubby with narrow erect stems to 6 to 8 feet tall, red tubular blooms.
Cleistocactus morawetzianus
Shrubby, many branches from the base, to 6 feet tall. Golden spines. Curved white tubular flowers, some pink.
Cleistocactus parapetiensis
C. azerensis
Slender columns, 3 feet tall, with lots of short gold spines, branches low, many tubular red blooms
Cleistocactus ritteri
Shrubby cactus to 3 feet tall, sprawling, with bright yellow tubular blooms
Cleistocactus samaipatanus
Slender columns to 3 feet with golden spines, branches regularly.
Cleistocactus straussii
Clusters of slow-growing stems to 10ft.; dense white spines, tubular red blooms pollinated by hummingbirds
Cleistocactus winteri
Narrow shrubby, branches at ground level; pendant stems
Clianthus puniceus
Evergreen Perennial
Arching 6′ branches hold tons of interesting “parrot’s beak” magenta flowers in spring. Hummingbirds will love this one!
Clivia miniata
Perennial
Spikes of orange flowers appear late winter into spring, blooming just atop a fan of dark green strappy leaves. Keep dry in summer.
Clusia orthoneura
Tropical succulent – it can have porcelain-like flowers any time throughout the year. Grows shrubby, 2 to 3 feet potted, but can grow 8 to 10 feet tall in habitat.
Coccinia trilobata
Vining caudiciform, vines to 10ft, caudex to 2ft. Yellow flowers. Likes to be a bit more moist in summer, but soil must be well-draining. Cucurbit (Cucurbitaceae).
Cochemiea setispina
Small clumps 12″ x 18″; bright red tubular blooms
Coleocephalocereus aureus
Thin golden spines, stems grow vertical to 4ft tall. Keep dry in winter. Roots can die back easily, take care when transplanting. Lateral cephalium with small yellow flowers when mature.
Coleonema “Compactum”
C. pulchellum “Compactum”
Aromatic Evergreen Shrub
Compact form. Soft, aromatic chartreuse leaves with small star-like pink flowers spring through the fall. Great for small gardens and along walkways.
Coleonema “Danny’s Gold”
Aromatic Evergreen Shrub
Slender bright yellow-green foliage with pink star-shaped flowers winter to spring. Great as a hedge and along pathways where the foliage can be brushed against to release a spicy-sweet fragrance.
Coleonema “Monterey Rose”
Aromatic Evergreen Shrub
Soft, aromatic chartreuse leaves with small star-like pink flowers winter through spring.
Coleonema “Sunset Gold”
C. pulchellum “Sunset Gold”
Aromatic Evergreen Shrub
Low-growing, fragrant shrub. Thin, golden needle-like foliage with pale pink flowers winter through spring.
Coleonema pulchellum
Aromatic Evergreen Shrub
Fragrant shrub, very drought tolerant with soft needle-like leaves and small pink flowers for most of the year.