Perennial: The Real series feature distinctly unique flowers w/sturdy upright habit. They are well-branched & very floriferous w/improved disease resistance. Blooming early to mid-summer and again in fall. Drought tolerant. Excellent border, container or cut flower plant. Attracts butterflies. Bloom color: 3 layers of broad lemon-green petals that age to white w/gldn cntr. Ht: 16-18". Width: 14-18". Exp: sun. Water: mod. USDA Z5.