The place of origin is a temperate region of the Northern Hemisphere. There are about 100 types in the world. Some species are used as herbs and medicinal herbs, and Yarrow (A. millefolium) is a plant used as an herb. It is also known as a highly medicinal herb with hemostatic and stomachic effects.
The secretions from the roots of Achillea have the effect of curing diseases of nearby plants and protecting them from pests. It is said to have the effect of attracting beneficial insects such as ladybugs, and is often used as a companion plant.
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