Are Eggshells Good for Your Plants?

Eggshells have been used for centuries as a natural fertilizer for plants. They are abundant in nutrients that are beneficial for plant growth and soil health. Here are some of the reasons why eggshells are good for your plants.

1. Rich in Calcium

Eggshells are primarily made up of calcium carbonate, a compound that is essential for strong plant development. Calcium helps plants form healthy cell walls, which enhances their ability to absorb water and nutrients. Additionally, calcium can also neutralize acidic soils, improving soil pH and making it more hospitable for plant growth.

2. Good Source of Other Nutrients

Eggshells contain other beneficial nutrients that plants require for optimal growth. These include magnesium, potassium, and phosphorous. Magnesium is important for chlorophyll production, which is essential for photosynthesis. Potassium aids in root development and helps plants tolerate stress caused by drought, heat, and cold temperatures. Phosphorous plays a key role in energy transfer within plants, which is necessary for growth and reproduction.

3. Reduce Waste

Using eggshells as a natural fertilizer can benefit the environment by reducing waste. Instead of throwing discarded shells in the trash, reusing them for your plants can be an eco-friendly solution. This also saves money on costly commercial fertilizers, which can be harmful to the environment.

4. Pest Control

Eggshells can also help protect your plants from pests. Crushed eggshells create a barrier that slugs and snails find difficult to cross. The sharp edges of the shells cut their bodies, deterring them from reaching the plants. The calcium in eggshells can also help prevent blossom end rot in tomatoes, which is caused by a calcium deficiency.

How to Use Eggshells in the Garden

Now that you know the benefits of using eggshells in your garden, here are some tips on how to use them effectively.

1. Wash the Shells

Before using eggshells in your garden, it is important to clean them thoroughly. Rinse them with water and let them dry completely. You can also bake them in the oven at 350 degrees Fahrenheit for 10-15 minutes to sterilize them.

2. Crush the Shells

Crush the eggshells into small pieces, preferably to a consistency of coarse sand. This will make it easier for plants to absorb the nutrients. You can do this using a food processor, blender, or by hand.

3. Add the Shells to Soil

Mix the crushed eggshells into the soil around your plants. Alternatively, you can sprinkle the crushed shells on top of the soil if you don't want to mix them in. Be careful not to add too many eggshells, as this can raise the pH of the soil, which can harm some plants.

Conclusion

Eggshells are an excellent natural fertilizer that brings multiple benefits to your garden. They are rich in calcium, a good source of other nutrients, eco-friendly, and can help protect your plants from pests. By incorporating eggshells into your gardening routine, you can ensure healthy and robust plant growth while reducing waste and saving money.