Masterblend All Purpose 20-20-20 Single Step Fertilizers have been the go-to Hydroponic and Garden fertilizers for commercial growers for a long time. The single step All Purpose 20-20-20 was specially formulated to provide a fully balanced all purpose fertilizer, that is fully water soluble, does not require any other additives, and can be used with both Hydroponics and Soil gardening! MasterBlend 20-20-20 All Purpose Fertilizer is fully Water Soluble Made by MasterBlend EXCLUSIVELY! Highly concentrated! Just 2 tsp per gallon of water. Master Blend fertilizer is perfect for Hydroponics and Soil gardens Please note that using a scale that is accurate to grams is the best way to measure. If approximating, use the following guidelines: 1 tsp Masterblend 20-20-20 = Approx 5grams. 1 Gallon Recipe: Add 10 grams MasterBlend (approx 2 tsp) and dissolve completely. For soil, use every other watering. For Hydroponics, adjust pH after nutrients are dissolved in solution. *For larger amounts, simply multiply the 1 gallon recipe to meet your needs. Guaranteed Analysis Total Nitrogen (N)................................. 20% 6.2% Nitrate Nitrogen 3.88% Ammoniacal Nitrogen 9.90% Urea Nitrogen Available Phosphate (P2O5)................ 20% Soluble Potash (K2O)........................... 20% Magnesium (Mg) .................... 0.05% 0.05% Water Soluble Magnesium (mg) Boron (B) ..................................... 0.0068% Copper (Cu)................................... 0.036% 0.036% Chelated Copper (Cu) Iron (Fe).............................................0.05% 0.05% Chelated Iron (Fe) Manganese (Mn)............................0.0031% 0.0031% Chelated Manganese (Mn) Molybdenum (Mo)..........................0.0009% Zinc (Zn)........................................ 0.0025% 0.0025% Chelated Zinc (Zn) SAME DAY SHIPPING IF ORDERED BEFORE NOON.