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A bowl filled with broken eggshells on a wooden surface.
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How to Make Eggshell Fertilizer

Don't throw away your eggshells! Learn how to turn them into a powerful fertilizer with our step-by-step guide on making eggshell fertilizer.

Equipment

  • Eggshell Fertilizer

Ingredients

  • 2 tablespoon powdered eggshell
  • 2 tablespoon vinegar
  • Pitcher
  • Jar

Instructions

  • After using your eggs, rinse the shells to remove any leftover egg whites or yolk.
    A bowl containing cracked eggs, both whole and fragmented, is placed on a red tray. Red flowers frame the scene.
  • Spread the clean shells on a baking sheet and bake them at 350°F (175°C) for 20 minutes.
    Twenty white and off-white eggs arranged in rows on a black tray.
  • Once the shells have cooled, crush them into small pieces.
    A bowl with coarse grains of oat bran inside, placed on a wooden surface.
  • Put 2 tablespoons of eggshell powder into your jar.
    A red spoon rests inside a glass jar filled with white grains, set on a red background with some red flowers in the bottom left corner.
  • Add 2 tablespoons of vinegar.
    A red spoon holds liquid above a glass jar containing a beige mixture. A blurred red flower is visible in the foreground, all set against a red surface.
  • After 3-5 minutes, pour the mixture into a pitcher with 2 liters of water.
    Close-up of a clear pitcher with water, next to a container being poured, on a red surface with red flowers nearby.
  • Water your plants with this calcium-rich solution.
    Water pouring from a white container onto green mint leaves.