Crinum Lily, C. Asiaticum, Giant White Spider Lily 12(twelve) bulbs & 1 free July 9, 2026 Here are 12 White Giant Lily Bulbs/Seeds. I always include one free bulb so there will actually be 13 bulbs. Plants can grow 4 foot tall and 4 foot wide. Seeds in picture are not the actual ones shipped but all will have sprouts started on them.