Great Big Plants Organic All Natural Compost Extract, Plant Food Designed to optimize soil ecology and increase fertilizer utility while maximizing plant, fruit, and vegetable growth Contains beneficial microbes, essential micronutrients, humic acid, and kelp used to boost the soil microbial population and help suppress disease Works great with regular fertilizers to turbo-charge nitrogen, phosphorus, and potassium sulfate absorption More vigorous root growth, better soil structure, a wider range of available nutrients and better nutrient uptake Add 4 ounces of Great Big Plants to 1 gallon of water and use approximately 1 pint of mixture per plant