Plants
- C. recta purpureaC. recta purpurea
- Cabbage 'Mammoth Red Rock'Brassica oleracea capitata
- Cabbage Brunswick
- Cabbage Early Jersey Wakefield
- Cabbage Palm 'Torbay Dazzler'Cordyline australis 'Torbay Dazzler'
- Cabbage Palm, CordylineCordyline australis
- Cabbage Palm, Cordyline 'Purple Tower'Cordyline australis 'Purple Tower'
- Cabbage Palm, Cordyline 'Red Star'Cordyline australis 'Red Star'
- Cabbage Palm, Cordyline, 'Purpurea Group'Cordyline australis 'Purpurea Group'
- CacaoTheobroma cacao
- Cacti, Sulcorebutia tiraquensisSulcorebutia tiraquensis
- Cactus Mammillaria marksiana fm. VariegataMammillaria marksiana fm. Variegata
- Cactus, Gymnocalycium freidrichiiGymnocalycium freidrichii
- Cactus, Mammillaria bocasanaMammillaria bocasana
- Cactus, Mammillaria brauneanaMammillaria brauneana
- Cactus, Mammillaria karwinskianaMammillaria karwinskiana
- Cactus, Mammillaria lauii v. dasyacanthsMammillaria lauii v. dasyacanths
- Cactus, Mammillaria lindsayiMammillaria lindsayi
- Cactus, Mammillaria mammillarisMammillaria mammillaris
- Cactus, Mammillaria perez de la roseaMammillaria perez de la rosea
- Cactus, Mammillaria peterssoniiMammillaria peterssonii
- Cactus, Mammillaria spinosissimaMammillaria spinosissima
- Caesalpinia gilliesiiCaesalpinia gilliesii
- Cais (Apricot tree) - Uriașa de CegledPrunus armeniaca
- Calamagrostis brachytrichiaCalamagrostis brachytrichia
- Calamintha grandifloraCalamintha grandiflora
- Calamintha nepetaCalamintha nepeta
- Calamintha nepeta ssp nepetaCalamintha nepeta ssp nepeta
- CalamondinCitrofortunella microcarpa
- Calanthe orchid, 'Five Oaks'Calanthe 'Five Oaks'
- Calanthe orchid. 'Diana Broughton'Calanthe ''Diana Broughton''
- Calanthe orchid. Prinsesse AlexandraCalanthe 'Prinsesse Alexandra'
- Calendula Pacific Beauty Mix
- Calibrachoa Cabaret Deep Blue
- Calico Aster, 'Horizontalis'Aster lateriflorus 'Horizontalis'