Celosia Flower Annual Or Perennial. In USDA hardiness zones 10-11 celosia grows as a perennial since it can survive the winter. In other zones it is an annual plant.
The blooming season of the plant lasts from spring through fall. 2 Cut them back pretty hard in the fall. 1 As soon as the flowers start to fade trim them off.
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Colors include yellow gold red pink orange and wine. Celosia is a Celosia is an annual flower whose silky blooms get attention wherever they grow with a wide choice of appearance size and color. Get to Know Celosia. The Celosia Plumosa has bright big blooms that are really popular for ornamental purposes.