3D Organic Solutions Lawn 1-0-0 Calcium 1-Percent Fertilizer Great for use on all types of lawns Colloidal technique ensures maximum nutrient uptake for grass to promote lush green lawns Formulated with the very finest food grade ingredients and will not burn your lawn Attaches to your hose sprayer head and sprays directly on grass and soil for even coverage Fertilize every two weeks for optimal results Great for use on all types of lawns Colloidal technique ensures maximum nutrient uptake for grass to promote lush green lawns Formulated with the very finest food grade ingredients to ensure product is environmentally friendly and will not burn your lawn Attaches to your hose sprayer head and sprays directly on grass and soil for even coverage Fertilize every two weeks for optimal results