Recently, several studies have been carried out, as a result of which specialists have concluded. the water in which you cooked the egg should not be spilled.
Properties of water after cooking the egg․․․

Eggshell is 90% calcium carbonate. In addition, it contains 27 more elements, including phosphorus, zinc, silicon, fluorine.
As the egg cooks, the water is filled with calcium ions and other trace elements.

This property of water after cooking the egg is especially important for all flower growers. That water allows the flowers to grow 10 times faster.

In addition, seeds soaked in such water grow better, and flowers become more resistant to pests and diseases.
How to use water after cooking eggs
After boiling the egg, wait for the water to cool and use it to sprinkle the leaves or water the flowers. You will easily understand which flowers are lacking in calcium. the leaves of those flowers are dry, there are brown spots on them.