Question

Are eggshells good for plants?

Answer 1

Eggshells as a natural fertilizer:

1. Approximately 95% of the dry eggshell is calcium carbonate.
2. Broadly, eggshells possess 3% magnesium, 3% phosphorus, and small amounts of iron, zinc, copper, manganese, etc.
3. They are a good source of calcium and other micronutrients.
4. Calcium is a major component of cell walls.
5. Therefore, eggshells are used as a natural fertilizer.

Eggshells as pest control:

1. Powdered eggshells when sprinkled in the fields are known to keep harmful insects away.
2. Eggshells are also used for pest control(against ants, flea beetle, etc).