Dr. Earth 801 Root Zone Seed Starter, 12-Quart Promotes germination of seeds; helps cuttings and plants become established as quickly as possible It is great for many projects in the garden, including use as an amendment for planting ornamental trees, shrubs, and bare root planting Rich in seaweed extract and probiotics This seed starter mix contains Pro-Biotic, the same combination of selected strains of beneficial microbes with endo and ecto mycorrhizae ProMoisture Hydrate, made with aloe nera keeps micro-organisms moist, protected and alive, even when exposed to exposed to hot and cold temperatures 100 Percent natural Use in seed flats or containers to start all seeds Comes with 12-Quart