Sagittarius requires research.
Canna 'Saladin' is a medium-sized Crozy Group cultivar, with dark leaves and pink flowers.
Salmon Apricot requires research.
Salmon Beauty requires research.
Salmon Bride requires research.
Salmon Delight requires research.
Salmon Master requires research.
Canna 'Salmon Pink' is a small Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Salsa' is a small Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Sarah Louise' is a small Premier Group cultivar, with green leaves and pink flowers.
Canna 'Savennières' is a medium-sized Crozy Group cultivar, with dark leaves and orange flowers.
Scarlet Beauty requires research.
Canna 'Scarlet Fever' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
Scarlet Perfection requires research.
Canna 'Scarlet's Rib' is a medium-sized Foliage Group cultivar, with green leaves and orange flowers.
schubertii requires research.
Canna 'Schwabenland' is a tall Crozy Group cultivar, with dark leaves and red flowers.
Schwabenstreich requires research.
Schwäbische Heimat requires research.
Canna 'Scorch' is a medium-sized Foliage Group cultivar, with green leaves and pink flowers.