The GLA Estimative Index E.I. fertilizer package includes: Plantex CSM + B - 1 lbPotassium Nitrate (KNO3) - 1 lbMono Potassium Phosphate (KH2PO4) - 1 lbPotassium Sulfate (K2SO4) - 1 lb The complete...

Contains 44.9% potassium (K). Use to provide extra potassium. A macronutrient essential for healthy plant growth. 1 lb Guaranteed Analysis: Soluble Potash(K2O) ............. 52% Sulfur(S) ...........

Magnesium Nitrate Mg(NO3)2 1 lb Select a reclosable bag or our new GLA Fert Jars for easy storage and dosing. Research before your fertilize. For Fertilization methods and resources, please...