🥚 Here’s Why You Want to Hang a Mesh Bag of Eggshells in Your Garden
If you’re someone who cooks often, chances are you toss your eggshells without a second thought. After all, they’re just waste… right?
Wrong.
Gardeners in the know have a clever little trick that’s as weird as it is effective: they hang a mesh bag of crushed eggshells in their garden — and once you understand why, you’ll never throw another shell away.
Let’s break it down — because this is one of those “why didn’t I do this sooner?” tips that helps both your plants and your kitchen waste habits.
🧠 The Science Behind It: Why Eggshells Matter
Eggshells are about 95% calcium carbonate, the same stuff that makes up limestone. For plants, calcium is essential — it strengthens cell walls, supports root development, and helps prevent common issues like blossom end rot in tomatoes and peppers.
But it gets better: eggshells also add trace minerals like magnesium and phosphorus — all while improving soil structure and aeration when they eventually break down.
