Optimal soil pH is a major factor in nutrient availability, microbial activity, soil structure, and overall turf vigor. Maintaining the correct soil pH allows for the most efficient use of applied and soil-stored nutrients.
Solu-cal provides the fastest ph correction on the market. If your fertilizer is not working as well as it should, most likely you have a soil ph problem. Yearly testing of the soil is a must. By maintaining the ph in the soil, you can then get full use of the fertilizer you're spreading making it much more efficient.