READY TO USE MIXTURE - The same formulation as used by professional growers PROMOTES ROOT GROWTH - Our special mix provides excellent rooting and growth of your plants, flowers, and garden PROVIDES AERATION AND MOISTURE RETENTION - Contains peat moss, perlite and vermiculite for optimum control PH CONTROLLED - Balanced ph levels for a broad spectrum of different plant types BAG SIZE - 4 Dry Quarts Midwest Hearth Professional Potting Soil is a ready-to-use potting soil mix. It has been specially formulated with a soil mix combination of organic peat moss, perlite and vermiculite. This formula provides excellent rooting and growth of your household plants, flowers and garden. The soil will drain well and is highly organic. The organic nature of the soil will help in the nutrition of your plants. A weight and color change in this potting soil from dark brown to light brown assists you in deciding when to water.