Yarrow Uk Flower. Flowers Common yarrow Achillea millefolium is a common perennial wildflower typically found growing in grassland roadsides and waste ground. Yarrow flowers Achillea millefolium bloom from June to September.
Divided into 3 groups these lists linked below are maintained by a team of RHS staff and are reviewed annually. It is also an attractive plant to gardeners because it is low maintenance drought resilient and relatively pest free. In Wales the opposite was claimed.
It is included in an evolving list of plants carefully researched and chosen by RHS experts.
Yarrow has roots that penetrate to 20 cm deep. Yarrow has roots that penetrate to 20 cm deep. In Wales the opposite was claimed. It has feathery aromatic leaves and flat white flowerheads which are attractive to a wide range of pollinators particularly hoverflies.