Canna 'Constitution' is a medium-sized Conservatory Group cultivar, with dark leaves and pink flowers.
Canna 'Copicana' is a medium-sized Crozy Group cultivar, with green leaves and orange flowers.
Canna 'Copper Lode' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Cora' is a medium-sized Crozy Group cultivar, with green leaves and pink flowers.
Cornelius Cole requires research.
Costa Rica Red requires research.
Cote d'Or is a synonym of Côte d'Or.
Canna 'Côte d’Or' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Creamsickle' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Creamy White_x000D_
Canna 'Creamy White'
_x000D_
see Ambassadour_x000D_
_x000D_
Canna 'Creamy White' - see Ambassadour
Crème Abricot requires research.
Canna 'Cremora' is a medium-sized Premier Group cultivar, with green leaves and white flowers.
Canna 'Crepe L'Orange' is a medium-sized Crozy Group cultivar, with green leaves and orange flowers.
Canna 'Crimson Beauty' is a medium-sized Premier Group cultivar, with green leaves and red flowers.
Canna 'Crista' is a medium-sized Premier Group cultivar, with green leaves and yellow flowers.
Canna 'Croome' is a medium-sized Premier Group cultivar, with green leaves and pink flowers.