The item comes as a concentrate about 25% full. When your ready to use just add water. MINERAL MATRIX 15 Gallon: Call for Pricing. 55 Gallon: Call For Pricing. 250 Gallon Tote: Call For Pricing. ORGANIC MICRONUTRIENTS. Organic micronutrient supplement formulated to correct deficiencies for all organic crops, hydroponics systems, container plants and landscapes. Citric acid chelated for stability and availability and improved plant uptake. Safe and natural, non-phytotoxic formula. Highly effective as a foliar spray or watered in to soil, soilless or hydroponic root zone applications. Nothing quite like this has ever been available before. ALWAYS SHAKE WELL BEFORE USE Application Rates: FOLIAR: For regular maintenance use 1 teaspoon per gallon (5ml per 4 liters) and spray every 1-2 weeks. Use 1 Tablespoon per gallon (15 ml per 4 liters) to correct deficiencies. Wait three days to visually assess if reapplication is necessary and repeat as needed. SOIL SOILESS MIXES: Use 1 teaspoon per gallon (5ml per 4 liters) along with your starter or transplant nutrients during planting or transplanting and soak media well. Use as a supplement to regular complete nutrient mix at the rate of 1-3 drops per gallon. Add 1 Tablespoon per gallon (15ml per 4 liters) and apply as a media drench to correct deficiencies. Repeat as necessary. HYDRO: Add 1-3 drops per gallon to all of your “top-off” solution or to the reservoir at every nutrient change along with complete fertilizer. * To correct deficiencies for hydroponics follow foliar application. Guaranteed Analysis: Soluble Potassium (K20) 1% Magnesium (Mg) 0.5% Sulfur (S) 3% Zinc (Zn) 3% 3% Chelated Zinc Iron (Fe) 2% 2% Chelated Iron Manganese (Mn) 2% 2% Chelated Manganese Copper (Cu) 0.05% 0.05% Chelated Copper Boron (B) 0.02% Molybdenum (Mo) 0.0005% Derived From: Langbeinite, Sodium Borate, Copper Sulfate, Iron Sulfate, Manganese Sulfate, Sodium Molybdate, Zinc Sulfate, and Chelated with Citric Acid. NOTICE: WE ARE SWITCHING OUR ORGANIC CERTIFICATION FROM OMRI TO WSDA FOR NO GOOD REASON OTHER THAN THEY ARE A LITTLE CHEAPER. BOTH ORGANIZATIONS ARE A COMPARABLE AUTHORITY.