Not All Lawn Fertilizers Are the Same
If you've shopped for lawn fertilizer, you might have noticed a code on the label that looks something like this: NPK 29-2-4 (Sometimes only the numbers are shown). Most people ignore it, but this code tells you a lot about the fertilizer you're about to buy. The letters stand for Nitrogen, Phosphorous, and Potassium. The numbers tell you the percentage of those ingredients in the product by weight. But what do these letters and numbers add up to for the look of your lawn?