Canna 'iridiflora' is a medium-sized species, with green leaves and pink flowers.
Canna 'Iridiflora Rubra' is a medium-sized cultivar, with dark leaves and red flowers.
Canna 'Italia' is a medium-sized Italian Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Ivor Evans' is a tall Italian Group cultivar, with green leaves and orange flowers.
Canna 'J. Hollman' is a medium-sized Premier Group cultivar, with green leaves and orange flowers.
Canna 'J.B. van der Schoot' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'J.C. Vaughan' is a medium-sized Crozy Group cultivar, with dark leaves and pink flowers.
Canna 'J.D. Cabos' is a medium-sized Crozy Group cultivar, with dark leaves and orange flowers.
Canna 'jacobiniflora T. Koyama & Nb. Tanaka' is a small cultivar, with green leaves and red flowers.
Canna 'Jacobs Coat' is a medium-sized Foliage Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Jadwiga' is a medium-sized Crozy Group cultivar, with green leaves and pink flowers.
Canna 'jaegeriana' is a giant species, with green leaves and orange flowers.
Canna 'Japanese Green' is a tall Agriculture Group cultivar, with green leaves and red flowers.
Japanese Rose is a synonym of Tropical Rose.
Canna 'Jarhondarh' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Jarluigi' is a medium-sized Crozy Group cultivar, with green leaves and white flowers.
Jaune_x000D_
Canna 'Jaune'
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see Tropical Yellow_x000D_
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Canna 'Jaune' - see Tropical Yellow
Canna 'Jean Krupp' is a medium-sized Premier Group cultivar, with dark leaves and pink flowers.
Canna 'Jean's Joy' is a miniature Miniature Group cultivar, with green leaves and pink flowers.
Canna 'Jessie Dalebø' is a small Crozy Group cultivar, with dark leaves and red flowers.