Canna 'Confetti' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Confetti(2)' is a small Crozy Group cultivar, with green leaves and white flowers.
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 Giant' is a tall Crozy Group cultivar, with green leaves and red 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.
Canna 'Corail' is a small Crozy Group cultivar, with dark leaves and orange flowers.
Canna 'Corrida' is a small Crozy Group cultivar, with green leaves and red flowers.
Canna 'Corsica' is a small Premier Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Cosmopolitan' is a small Foliage Group cultivar, with green leaves and red flowers.
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.
Canna 'Creamy Stripes' is a small Premier Group cultivar, with variegated 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
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.