Potassium Sulfate | K2SO4 | 1lb
Potassium Sulfate – K2SO4 0-0-52
Potassium Sulfate (K2SO4) is a source of Potassium (K) necessary for protein synthesis and for plants to metabolize Iron (Fe). Sulfur (S) is essential for root development. Potassium Sulfate is useful alternative to kcl when chloride sensitive plants are present.
1/16th tsp into 10 gallons will add 5ppm potassium