A natural organic-based soil treatment that has been used successfully on thousands of lawns since 1972. Composed of Lignosulfates which is an excellent slow release carbon source for the soil microbes and increases soil cation exchange capacity. Revive is also fortified with chelated iron and surfactants. Perfect for solving brown spots in turf increasing water penetration breaking up and loosening hard soils. Revive will reduce watering requirements and turn the lawn a dark green. Revive can improve soil structure increase nutrient retention and absorption stimulate microbial growth increase plant stress tolerance and increase root development and gives you more vigorous plant growth.