Acidic Horticultural Peat 20 l by Planta is a properly selected, natural origin, ground highmoor peat. It significantly improves the quality and structure of the soil, as well as air and water conditions. The pH of horticultural peat oscillates between 3.5-4.5. Acidic peat is used for growing ornamental and forest plants that prefer acidic soil reaction. These include heathers, azaleas, rhododendrons, magnolias, conifers, and blueberries.