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Herb up to 3 m with stout, erect stems. Leaves large, oblong, acuminate. Flowers 10–13 cm. (4-5") long, honeysuckle-scented, borne in a short, terminal raceme; perianth tubular, the three outer petaloid lobes linear-oblong, convolute, reflexed, tinged green, the three inner ones straight and extended, recurved at end, white, tinted yellowish-green.
Cannas grow from swollen underground stems, correctly known as rhizomes, which store starch, and this is the main attraction of the plant to agriculture, having the largest starch grains of all plant life. [9] Canna is the only member of the Liliopsida class (monocot group) in which hibernation of seed is known to occur, due to its hard ...
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.
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Print/export Download as PDF; Printable version; In other projects ... Cooke, Ian (2001) The Gardener's Guide to Growing Cannas, Timber Press.
Canna (Agriculture Group) 'Edulis Dark' Many more traditional varieties exist worldwide, they have all involved human selection and so are classified as agricultural cultivars . Folk lore states that Canna edulis Ker-Gawl. is the variety grown for food in South America, but there is no scientific evidence to substantiate the name as a separate ...
Canna 'Phasion' is a medium sized Italian Group cultivar; green, bronze and pink variegated foliage, ovoid shaped, branching habit; oval stems, coloured red; clusters of flowers are open, tangerine-orange and burnt-red, staminodes are large, edges frilled, petals purple with farina, fully self-cleaning; seed is sterile, pollen is sterile; rhizomes are thick, up to 3 cm in diameter, coloured ...
Canna 'Yellow King Humbert' Burbank is a medium sized Italian Group Canna cultivar; foliage green, but often variegated purple markings and occasionally whole leaves purple, oval shaped, spreading habit; oval stems, coloured green + purple; flower clusters are open, spotted, colours yellow with red spots, often large red markings and occasionally whole flowers red, staminodes are large; seed ...