Made from fresh fish from the Atlantic Ocean and contains no chemical additives. Fish hydrosolate contains high quality protein and naturally occurring amino acids, as well as a huge complex of chelated minor elements (especially B vitamins) derived using the entire fish. Many professional gardeners recommend the use of both Maxicrop Liquid Fish and Maxicrop Liquid Seaweed. Especially helpful in maintaining ferns and other tropical plants. Application Recommendations: Mix at 1-2 oz. per gallon of water for most applications. Follow mixing directives on product container. Best applied when temperature is below 85 degrees Fahrenheit. Never spray in full sun as water chemicals may burn. If lawn is dry, water before application for even distribution.