Buttercups are also known by their botanical name Ranunculus . The peony multi-petaled type flowering blooms are extremely vibrant in color and very showy. Good as cut flowers in bouquets or for small pots. Easy to grow and are deer resistant. Ranunculus bulbs are widely available at retail nurseries and mail-order catalogs in mixed colors. This mixture is early blooming in an array of colors from white red gold to orange yellow and pink. Soak the corms in lukewarm water overnight before planting to jump start development. Van Zyverden deer resistant perennial USDA Hardiness Zones 8-11 1 lb