If you soak the egg shells in apple cider vinegar, it chelates the calcium into a form the plants can readily take up. It only takes about a tablespoon of the chelated mix in a gallon of water....
If you soak the egg shells in apple cider vinegar, it chelates the calcium into a form the plants can readily take up. It only takes about a tablespoon of the chelated mix in a gallon of water....