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Echinacea purpurea ‘White Swan’ or Purple Coneflower. Echinacea purpurea ‘White Swan’ is native North America and a member of the Asteraceae family of plants. Echinacea purpurea ‘White Swan’ is a rhizomatous, clump-forming perennial that grows up to 1.20 meters and the flowers are hermaphroditic. Echinacea purpurea flowers in summer and fall with white flowers and yellow centers. Plant it in the sun but possible in partial shade as well in well-drained, humus-rich soil. It is related to the sunflower family and can be propagated by divisions or root cuttings. It was used as medicine by American Indians and even today it is used in herbal medicine to prevent upper respiratory infections.
