Organic & natural grower's mix. Made with lobster and crab shell meal, fish meal, kelp meal, and worm castings. This exceptional fertilizer will super charge the soil, giving all your plants a significant boost. It is also high in calcium (4%) and a range of macro and micro-nutrients to help improve plant vigor. OMRI listed. Nutrient rich soil designed for growing plants with strong roots and plentiful blooms; best results in large pots. Blend of sphagnum peat moss, coco fiber (coir), composted manure, perlite, fertilizer and mycorrhizae for strong root development.