Soil Amendments Gardening success starts with the soil. Breadcrumb Home Products Soils & Amendments Soil Amendments Container Potting MixesIn-Ground Gardening SoilsRaised Bed Gardening MixesSoil Amendments Showing all products (Change) Miracle-Gro® PerliteMore infoSoil conditioner for containers. Miracle-Gro® Water Storing CrystalsMore infoMix with soil to help prevent over and underwatering. Ideal for indoor and outdoor plants. Miracle-Gro® Enriched Canadian Sphagnum Peat MossMore infoSoil amendment that feeds plants up to 3 months with Miracle-Gro Plant Food Miracle-Gro® Sphagnum Peat MossMore infoSoil amendment enriched with Miracle-Gro Plant Food. Miracle-Gro® Expand 'n Gro® Concentrated Planting MixMore infoLighter soil for a stronger garden. Nature's Care® Really Good Compost™More infoSome things only get better with age.