Seed Needs, Purple Sicily Cauliflower (Brassica oleracea) 100 Seeds Non-GMO Quality Cauliflower seeds packaged by Seed Needs. Packets are 3.25" wide by 4.50" tall and come with a full colored illustration on the front side, as well as detailed sowing instructions on the reverse. Purple of Sicily will produce a fairly good size head, which has a mild to sweet flavor when consumed. Enjoy Purple of Sicily raw, or cooked. It will be ready for harvesting in roughly 90 days. Grows best in an area of full sunlight with fertile soil that is rich in organic matter. All Cauliflower seeds sold by Seed Needs are Non-GMO based seed products and are intended for the current & the following growing season. All seeds are produced from open pollinated plants, stored in a temperature controlled facility and constantly moved out due to popularity.