Green Dews Egg shell powder for garden use only made by sun dried eggshells, is pathogen & odor free, finest grinding, fastest result comparing to bone meal, contains- Calcium-90%, Magnesium 6%, Phosphorous 1%. For an exciting recycled garden cocktail: try mixing your eggshells powder with coffee grounds, which are rich in nitrogen. Finally, eggshells powder will reduce the acidity of your soil, and will help to aerate it.
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