C. edulis.) The leaves are edible and the starchy roots can be used rather like potato. ... Harvested Arrowroot leaves and stalks can also be chopped up and used as a surface mulch around the garden.

Queensland Arrowroot is mainly propagated via root division. Simply dig up a handful of rhizomes from an established clump, split them apart into individual bulbs and replant them. It's a good idea to cut away excess foliage when replanting so that the freshly planted arrowroot can focus on growing roots.

Of all the canna species, only Canna edulis has a history of use as an edible food. The species is also called Canna indica. ... Edible cannas, however, also have large rhizomes, growing up to a foot in length, making them a valuable food source.

The top growth tolerates light frosts and plants can be grown in areas with winter snow[196]. The tubers can be harvested in late autumn after the top growth has been killed back by frost and stored over winter. They should be kept in a frost-free place covered in moist soil or leaves[1].. . . . .364011235940!]0000000000000009783314144626!]