Achillea x 'Moonshine'
One of the best garden perennials currently available. Can be used in both xeric and non-xeric perennial borders due to tolerance of soil and water conditions. Offers distinctive silver-gray foliage as a fine backdrop for the lemon-yellow flower clusters that bloom all summer. A nectar source for Checkerspot butterfly. 18" tall; 24" wide; Zones 3-9.