Pro Phos is a new one of a kind phosphorus source derived from plant material. Being plant derived Pro Phos contains all 18 amino acids with high concentrations of glutamic and aspartic acid as well as containing %35 Carbon. The plant derived phosphorus contained in Pro Phos will remain plant available in the soil for a much longer period of time than traditional phosphorus sources making very low use rates effective.
0.5 - 3 lbs/Acre
Apply every 7-14 days