Coast Of Maine Sprout Island Seed Starter 2 cu.ftSprout Island Organic & Natural Seed Starter A rich mixture of blended sphagnum peat moss, compost, aged bark, perlite, kelp meal, lobster and crab shell meal, worm castings and mycorrhizae. Designed specifically for germinating seeds and rooting cuttings. OMRI listed. Product Highlight Features: For seed germination and rooting plant cuttings. Natural slow release nitrogen. Encourages healthy, disease resistant plants. Approved for organic growers.