E.B. Stone Naturals Sul-Po-Mag is a naturally occurring crystalline material, also known as langbeinite, that provides an excellent source of Sulfur, Potassium, and Magnesium. Potassium promotes strong root growth and increases disease resistance, while Magnesium enhances the green coloring of plants. Sulfur aids in the efficient use of nitrogen fertilizers and helps lower soil pH, creating optimal conditions for plant health.

• 100% Natural and Organic Fertilizer
• Provides Sulfur, Potassium, and Magnesium
• Improves Soil Health and Plant Vitality
• NPK: 0-0-20