Arizona's Best AZB40003 Soil Sulfur, 20 lbThis soil sulfur is adjust the pH level of garden or lawn. sulfur is an essential plant nutrient. It is an important protein ingredient which maintain the green color of leaves. Sulfur also helps the plants resistance to disease, aids in growth, and in seed formation. 20 lbs Soil sulfur Helps create acidic soil conditions & also acts as a soil conditioner Helps to lower the pH in excessively alkaline soils Stimulates soil micro organisms builds