Canna leaf roller refers to two different Lepidoptera species that are pests of cultivated cannas. Surrounding the house was a mass of roses, hydrangeas, cannas, bougainvilleas and fuchsias. Musaefolia' cultivars belong to the Foliage Group of Cannas. However, all currently known Cannas have rhizomes or tubers. Cannas are remarkably free of diseases, compared to many genera. However, cannas have a reputation for being difficult micropropagation candidates. Cannas grow best in full sun with moderate water in well-drained rich or sandy soil.