4-0-12 is a liquid foliar plant food containing nitrogen, potash, boron, zinc, manganese, copper, carbohydrates, humic acid and amino acid. The trace minerals are chelated with EDTA to aid in ease of absorption and utilization. It is a cost effective, easy to apply product that enhances food plots, soybean, corn, hay fields and pastures as well as lawn and gardens. 
 
Directions for use: Use .75 to 2.5 gallons per acre, per application, up to 5 gallons per season. Use this product when plants reach 1-3" of growth, but can be applied to any size crop during the growth cycle. This product can be applied as often as every 14-30 days, as multiple applications may result in added response. Mix with water and apply on the plant surface for uptake of product. This product needs 2 hours from application to rainfall to effectively work. Note: This product supplements a sound fertility program. 
You will still need to lime to proper pH and provide fertilizers as per soil sample 
 
Derived From:Potassium Thio-Sulfate, Potassium Carbonate, Urea, Boric Acid, Copper EDTA, Manganese EDTA,Zinc EDTA, 
Cobalt Sulfate, Humic Acid, Dextrose and Seaweed Extract