C. Drevet requires research.
C. Ulrich requires research.
Canna 'C.F. Cole' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
C.H. Morlin requires research.
C.P. Straßheim requires research.
Canna 'Caballero' is a small Crozy Group cultivar, with green leaves and yellow flowers.
CabbaSun™ Louisa requires research.
Caer Glow requires research.
Caiman requires research.
Caliente requires research.
Canna 'California' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.
California Red requires research.
California Sunset requires research.
Canna 'Calimero' is a small Premier Group cultivar, with green leaves and pink flowers.
Calypso requires research.
Canna 'Camille Bernardin' is a tall Crozy Group cultivar, with green leaves and pink flowers.
Camille Pert requires research.
Canna 'Campaign' is a medium-sized Crozy Group cultivar, with dark leaves and red flowers.
Canna 'Campania' is a medium-sized Italian Group cultivar, with green leaves and yellow flowers.