Eggs are delicious but also eggshells are very useful in gardens. Did you know that? You can use them as a fertilizer, because they are amazing to beef up soil. It doesn't matter if they are more white or yellow, you can use all of them. There are only 3 kinds of plants that you shouldn't use them with: orchids, ferns and azaleas. If you want to make use of them, you simply need to strew them or bury them. Have you ever used them?