Canna 'Mignon' is a medium-sized Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Milk Festival' is a medium-sized aquatic cultivar, equally at home as a water marginal or in the border, with green leaves and white flowers.
Canna 'Mine d'Or' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Minerve' is a tall Crozy Group cultivar, with green leaves and red flowers.
Canna 'Miss Ann' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.
Canna 'Miss B. Brunner' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Miss Poland' is a medium-sized Crozy Group cultivar, with green leaves and white flowers.
Miss Sarah Hill requires research.
Canna 'Mistress Dread' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Mohawk' is a medium-sized Italian Group cultivar, with dark leaves and orange flowers.
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Canna 'Molly Guy'
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Canna 'Molly Guy' - see Dolly Gay
Canna 'Momma Wanda' is a medium-sized Premier Group cultivar, with green leaves and red flowers.
Canna 'Monet' is a small Premier Group cultivar, with green leaves and pink flowers.
Canna 'Monet Sunset' is a medium-sized Premier Group cultivar, with green leaves and yellow flowers.
Canna 'Montaigne' is a medium-sized Crozy Group cultivar, with dark leaves and red flowers.
Canna 'Moonbeam' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Moonlight' is a medium-sized Crozy Group cultivar, with green leaves and white flowers.
Canna 'Morwent' is a small Crozy Group cultivar, with dark leaves and pink flowers.
Canna 'Moulin Aurora' is a medium-sized Premier Group cultivar, with dark leaves and yellow flowers.
Canna 'Moulin Bronte' is a medium-sized Australian Group cultivar, with dark leaves and pink flowers.