Keep your plants healthy and strong with the Palmetto 4 Cubic Foot Organic Grade 3 Coarse Vermiculite. This vermiculite is suitable for greenhouse gardening, hydroponic, outdoor gardening, and landscaping. Mix this grade 3 carse vermiculite with peat, bark, and compost to ensure that this is simple to use. Made of all-natural minerals, this planting soil is light, absorbent, odorless, and non-toxic, a perfect additive to your soil. Featuring a neutral pH level of 7 that is naturally sterile and germicidal, this soil avoids the growth of root-rot-causing molds and bacteria in the ground. The accordion-like shape of the soil additive allows excellent soil aeration for faster root development, as well as proper moisture and nutrient retention to sustain active plant growth. For less maintenance work, this vermiculite does not break down or degrade over time. Have abundant plant growth in your garden with the Palmetto 4 Cubic Foot Organic Grade 3 Coarse Vermiculite.