Step 2 of 3 for maximum soil vitality. Condition your soil to improve nutrient uptake. Soil Enhance is an all natural Organic Humic Acid derived from Leonardite, it has been used by farmers and turf sports facility managers worldwide to replenish depleted nutrients in the soil. Soil Enhance increases organic matter in the soil, promotes soil and foliar nutritional activity, aids in promoting increased activity of soil micro and macro organisms, allows for trace minerals to be made more available. Soil Enhance acts like a peat moss, aids in reducing compact soil conditions and is compatible with most fertilizers. Soil Enhance is easy to apply through a Tree I.V. Root Feeder. Just add 1/2 ounce with a normal 5 gallon watering once every two months. One 32oz jug will enhance the soil around 16 small trees for an entire growing season!