Fertilization in The process of picking out lawn fertilizer at a store is often confusing, especially if you are new to lawn work. At Dye Electric, we have noted common issues and misconceptions that people have. To clarify any you may be dealing with, here is a look at the main nutrients and best practices involved in lawn fertilization. Ensure Your Property Gets the Nutrients It Needs! The most important three numbers are the numbers on bags of fertilizer. They tell you how much of the three macronutrients, nitrogen, phosphorus ...