This grower is sure of this plant identification.
White yarrow, Yarrow
Achillea ptarmica ‘The Pearl’ (White yarrow). This is a spreading, upright perennial with large heads of small tight, button-like, double white flowerheads in summer. It has glossy, dark green, narrow, lance-shaped leaves.
Needs full sun, well-drained soil and is fully hardy.
Border, cutting bed, dried arrangements.
Italics = data drawn from parent genus or speciesView Full Plant Finder Record