These purple ranunculus bulbs will add a beautiful splash of color to your garden! These purple ranunculus aviv bulbs are technically called ranunculus "corms" and each corm will produce 8-10 peony shaped flowers measuring 4-5" across on 12-16" tall stems. It is recommended to plant ranunculus in full sun. Zones 4-7 can plant in ealy spring for summer flowers and zones 8-11 should plant in fall for early spring flowers. To grow ranunculus as perennials, simply leave them in the ground after trimming back the dead growth to come back next year!