pink yarrow

achillea acid agriculture arrowroot asteraceae astringent background bloom botany close cluster coumarin cultivar cultivated decorative diaphoretic essential flavonoids flora flower food garden gardening gruit health herb herbal inflorescence ingredient macro magenta medical millefolium natural oils opobalsam ornamental perennial petal pink plant proazulenes rhizomatous salicylic stimulant summer tannins tea therapy tonic treatment yarrow