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Puccinia thaliae is the causal agent of canna rust, a fungal disease of Canna. Symptoms include yellow to tan spots on the plant's leaves and stems. Initial disease symptoms will result in scattered sori (clustered sporangia), eventually covering the entirety of the leaf with coalescing postulates.
Canna indica, commonly known as Indian shot, [2] African arrowroot, edible canna, purple arrowroot, Sierra Leone arrowroot, [3] is a plant species in the family Cannaceae.It is native to much of South America, Central America, the West Indies, and Mexico.
For canna grown outside (in California or Texas, for example), mealybugs and scale insects are most drawn to the dense folds and creases between the leaves and the stem/petiole, where the foliage attaches to the plant. At times, if left unchecked, these sucking-insects may remain effectively concealed in these tight areas, only for older or ...
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 ...
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 ...
Spreading stems and gently spreading leaves creates a goblet shaped clump. Plant height 5 m (16 ft). The foliage is green with pale inner edge and dark outer edge. Flowers are pendant shaped carmine-red to purple, 10–14 cm (4-5½ in) long, with a relatively long tubular part and 8 coloured lobes; petals not reflexed; staminodes 4.
Scientists have pinpointed the purple sweet potato as a natural alternative for synthetic food dye. While you might be more familiar with the orange-fleshed variety, the purple-hued cousin could ...
The young shoots can be used as a vegetable. [12] Some plants in the genus Cannabis are cultivated as hemp for the production of fiber, as a source of cheap oil, for their nutritious seeds, or their edible leaves. Others are cultivated for medical or recreational use as dried flowers, extracts, or infused food products.