We prepare our Yarrow Extract from the flowering umbels of Achillea millefolium plants which are Custom Wildcrafted in their natural wild habitat in the Siskiyou & Cascade Mountains of Oregon.To assure optimal extraction of Yarrow's bioactive compounds the uppermost flowering tops (umbels) are hand-harvested at their peak of potency are carefully shade-dried to retain their full color & aroma and are then thoroughly extracted.Other products from HerbsPro