- 100% Natural Fertilizer
- Helps acidify the native soil
- Use 2-3 times per year as needed
E.B. Stone Soil Sulfur is in addition to adjusting the pH level of garden and lawn soils, sulfur is also an essential plant nutrient. It is an essential protein ingredient, helps maintain the green color of leaves and aids in the use of nitrogen fertilizer by the plant. Derived from: Elemental Sulfur.