Those three numbers on the bag or bottle of fertilizer are key to choosing the right product for your plants' needs.

Add Yahoo as a preferred source to see more of our stories on Google. View the numbers on fertilizer packaging as similar to the nutrition information labels on the foods we eat: Separated by hyphens, ...

Add Yahoo as a preferred source to see more of our stories on Google. The Spruce / Jason Donnelly Even if you make your own compost to feed your plants and amend the soil with plenty of organic matter ...