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'
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see Ambassadour_x000D_
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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.
Daffodil requires research.
Canna 'Daniel Hooibrenk' is a medium-sized Foliage Group cultivar, with green leaves and red flowers.
Canna 'David Harum' is a medium-sized cultivar, with dark leaves and red flowers.
Canna 'Declaration' is a medium-sized Conservatory Group cultivar, with green leaves and red flowers.
Canna 'Delaware' is a medium-sized Conservatory Group cultivar, with green leaves and pink flowers.
Canna 'Député Hénon' is a medium-sized Foliage Group cultivar, with green leaves and yellow flowers.
Canna 'Deutscher Kronprinz' is a medium-sized Italian Group cultivar, with dark leaves and red flowers.
Canna 'Direktor Wallmark' is a medium-sized Crozy Group cultivar, with dark leaves and white flowers.