JR Peters 20-20-20 General Purpose FertilizerProduct #77010 Description & Key Benefits The general purpose industry standard, 20 20 20 is great for maintaining plants in garden center and growing facilities. It provides fast green up and great foliar expansion due to the high percentage of ammonium and urea nitrogen plus balanced phosphorus and potassium for excellent root and shoot growth. For Use On: All outdoor grown plants Growers Who Want acidic formula, balanced NPK ratio Mixing