Common Name   ECHINACEA     ÉCHINACEA PURPUREA   Zone   Zone 4   Type   Perennial   Dimension   Height : 1 to 1.5 m.   Site   Sunny.   Soil   Tolerates poor and dry soils.   Harvest   The roots, at the end of summer, early autumn.   Conservation   Without object   Culinary use   MEDICINAL USE: Root extracts can be used to reinforce one's immune system.         Landscaping   The crimson colored, chrysanthemum type of flowers are present from july to september.     Interior plant   Without object   Uses   Soon!