The aboveground part develops from the tuberous, fleshy root and in one season goes through all stages from sprouting, flowering, seed production to wilting and dying in late autumn.ĭue to this property, the plant is often grown as an annual in the areas with cold winters in USDA climate zones 3 to 7. – Double Begonia: Annual or Perennial?ĭouble flowering begonia belongs to the group of so-called tuberous begonias. The flowers come in a wide range of colors and shades, including almost everything except blue. The females are inconspicuous, small, and single.Īfter pollination, the female flowers produce triangular boxes with tiny double begonia seeds. The male flowers have a diameter of 3 to 5 inches. It grows in the low shrub form up to 15 inches high and has upright, watery, and brittle stems on which glossy, smooth, irregular-shaped leaves grow.įrom the second half of spring until the first frost, male and female double begonia flowers appear on the tops of the stems because the plant is a monocotyledon. 3. How do I revive a wilted double begonia?ĭouble begonia was created by cultivating single begonia to obtain a plant with full, multi-layered flowers.2. How do I prevent powdery mildew on my double begonia?.1. How do I transplant double begonias?.Common Problems When Growing Double Begonia.
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