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The majority of insect pests on canna plants can be sprayed with a 70% isopropyl alcohol mist—diluted slightly—applied during non-sunny periods, as the alcohol may cause sunburn on the plant. Other effective options include insecticidal soap , neem and horticultural oils , and other commercially available spray treatments.
Georgia O'Keeffe, Red Canna, 1919, High Museum of Art, Atlanta. Painted in oil on a 13 in × 9 + 1 ⁄ 2 in (33.0 cm × 24.1 cm) board, the red canna lily framed by green and dark yellow background colors at the top and right of the painting and dark blue at the bottom and left. [9]
The following list is based on the Taxonomic revision of the family Cannaceae in the New World and Asia, by Tanaka [4] and the proposal to conserve the name Canna tuerckheimii over C. latifolia.
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 ...
Georgia O'Keeffe, Red Canna, 1919, High Museum of Art, Atlanta, Georgia. The American artist Georgia O'Keeffe is best known for her close-up, or large-scale flower paintings, [1] which she painted from the mid-1920s through the 1950s. [2] She made about 200 paintings of flowers of the more than 2,000 paintings that she made over her career. [3]
Cultivars, F1 and F2 hybrids, normally with small species-like flowers, but grown principally for their foliage. [2] [3] [4] This group has occasionally been referred to as the Année Group, after the originator, Théodore Année, the world's first Canna hybridizer. However, the use of an accented character in the name creates problems, both in ...
A tall Foliage Group cultivar; dark green foliage, very large, broadly oblong shaped, maroon margin, spreading habit; oval stems, coloured green; flowers are upright, self-coloured salmon-red, staminodes are small, edges regular, style is red, petals purple with farina, fully self-cleaning; fertile both ways, not true to type, self-pollinating ...
Full heads of raspberry red flowers held high over the deeper green leaves. Orange or red staminodes (usually 2). The inflorescence stalk generally elongated and not branched. The fruits contain 3 to 5 seeds. The inflorescence stalk is triangular in cross-section and acutely angled; with three distinct longitudinal ridges. [4]