It contains granulated limestone or dolomite with high concentrations of calcium and magnesium. Lime is used when just right before planting. Yearly bluegrass handled with a nutrient Remedy containing potassium phosphate as the supply of phosphorus (left); and a similar nutrient Alternative with potassium phosphite as the supply of phosphorus https://dantefyjct.blogocial.com/details-fiction-and-fertilizer-for-polyculture-systems-68761205