(Yarrow) Enjoy the long season, drought tolerant color of Achillea ‘Firefly Diamond’ in your summer garden. ‘Firefly Diamond’ yarrow stands 24-28 inches tall and spreads up to 40″ wide. The crisp white blooms contrast beautifully with the deep green foliage. Although taller than many Yarrow, the Firefly series boosts a dense upright mounding habit for for additional hardiness. We recommend a light trim mid summer once your plants have slowed down on blooming, this will encourage an additional flush of blooms. Hardy in zones 3-8, Achillea ‘Firefly Diamond’ does best when planted in full sun locations with average to dry soil conditions. Yarrow is a deer and rabbit resistant perennial! Enjoy the flutter of the pollinators and butterflies as they visit your garden. Achillea ‘Firefly Diamond’ can be enjoyed as a cut or dried flower as part of your indoor decor. A perfect addition for borders, planted in mass, or container combinations, ‘Firefly Diamond’ is an easy to grow perennial.