Lucien Clause requires research.
Canna 'Lucifer' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Lucifer Orange' is a medium-sized Crozy Group cultivar, with green leaves and pink flowers.
Lucifer’s Brother requires research.
Canna 'Ludlow' is a medium-sized Premier Group cultivar, with green leaves and yellow flowers.
Luigi Beretta requires research.
Canna 'Lunar Light' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Lutetia requires research.
Lynette requires research.
Canna 'Lyon rouge' is a medium-sized Crozy Group cultivar, with dark leaves and red flowers.