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Internationally, cannas are one of the most popular garden plants, and a large horticultural industry depends on the plant. The rhizomes of cannas are rich in starch, and have many uses in agriculture. All of the plant material has commercial value, rhizomes for starch (consumption by humans and livestock), stems and foliage for animal fodder ...
The growing conditions in a conservatory are quite specialised and do not suit many cultivars, this group have been selected for thriving in this environment, required features being plant vigor, early flowering, foliar appearance, self-cleaning ability and good propagation qualities.
Rootstock – actually a rhizome, this can be eaten either raw or cooked. It is the source of canna starch which is used as a substitute for arrowroot. The starch is obtained by rasping the rhizome to a pulp, then washing and straining to get rid of the fibres. This starch is very digestible.
In gardening, a "bulb" is a plant's underground or ground-level storage organ that can be dried, stored, and sold in this state, and then planted to grow again. Many bulbs in this sense are produced by geophytes – plants whose growing point is below ground level. However, not all bulbs in the gardening sense are produced by geophytes. For ...
The species prefers light (sandy), medium (loamy) and heavy (clay) soils and requires well-drained soil. The preferred soil is acid, neutral and basic (alkaline). It cannot grow in the shade and requires moist soil. It is hardy to zone 10 and is frost tender. In the north latitudes it is in flower from August to October, and the seeds ripen in ...
Canna 'Madame Crozy' is a medium-sized 'Crozy Group' canna cultivar; green foliage, large, ovoid shaped, branching habit; oval stems, coloured red; spikes of flowers are open, scarlet with a narrow gold margin, [1] throat gold with vermilion spots, staminodes are medium size, edges regular, petals red, fully self-cleaning; fertile both ways, not true to type, self-pollinating; rhizomes are ...