Hydrolyzed Fish is a 100% organic fertilizer made from fish extracts. It's an excellent source of nitrogen, manganese, potash and essential trace elements. More importantly, it feeds soil microbes. Without microbes, plants could not survive. They depends on symbiotic beneficial microbes to help them break down organic matter into usable food, help regulate the flow of water, oxygen and nutrients, and to protect the soil from disease-causing pathogens. Hydrolyzed Fish feeds these microbes, stimulating their growth and increasing their population, making the coil healthier and more fertile.