Improving Soil Structure: Peat Moss Can Help To Improve The Structure Of Heavy Clay Soils By Adding Porosity And Increasing Water-Holding Capacity. Enhancing Nutrient Retention: Peat Moss Can Help To Retain Nutrients In The Soil, Making Them Available For Plant Uptake. Providing Acidity: Peat Moss Is Naturally Acidic, Which Can Be Beneficial For Acid-Loving Plants Improving Water Retention: Peat Moss Is Known To Retain Water And Reduce The Frequency Of Watering. Great For Seed Germination: Peat Moss Is Perfect For Starting Seeds, As It Holds Moisture Well And Is Sterile, Which Reduces The Risk Of Disease And Pests.