‘Moonshine’ yarrow Achillea millefolium 'Moonshine' Type:perennials Notable Traits:attracts butterflies/pollinators, fragrant, great cut flowers, heirloom garden plant, low-maintenance, resistant: deer, resistant: rabbit Hardiness:Zone 3 – 9 Mature Height:18-24in Light:sun (8+ hrs) Water:drought tolerant once established Bloom Color:yellow Bloom Shape:flathead Bloom Time:spring, summer Foliage:green, silver Description ‘Moonshine’ is one of the most popular yarrows with ferny, silver-green foliage and sulfur-yellow blooms June through September. Grows 24″ tall and wide.