Canna 'Suffusion' is a medium-sized Premier Group cultivar, with green leaves and pink flowers.
Canna 'Sugar and Spice' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Sugar Candy is a synonym of Confetti.
sulphurea Bouché is a synonym of indica var. indica.
Sultana requires research.
Sultry requires research.
Summer Joy is a synonym of Nepalensis grandiflora.
Canna 'Sun Beams' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Sun Set requires research.
Canna 'Sunburn' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.
Sunburst is a synonym of Bavaria.
Canna 'Sundance' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Sunny Delight' is a small Premier Group cultivar, with green leaves and yellow flowers.
Canna 'Sunnyside' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Sunray requires research.
Sunrise requires research.
Sunrise/Sunset requires research.
Sunset is a synonym of Percy Lancaster.
Sunset (1)_x000D_
Canna 'Sunset (1)'
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see Percy Lancaster_x000D_
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Canna 'Sunset (1)' - see Percy Lancaster
Sunset (2) requires research.