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Oyster shells will give your soil a balanced boost | Alys Fowler

The shells – either fresh or in the form of grit – perform magic by regulating the soil’s environmentI love oysters – not the insides, which my stomach decidedly can’t tolerate, but the shells. I sprinkle them here, there and everywhere in my garden because they perform a certain magic by regulating the soil’s environment.Oyster shell can be used as an alternative to lime. Both are composed of calcium carbonate, which is an alkali, and therefore raises the pH of the soil, increasing the plant’s ability to take up other micronutrients such as zinc, iron and manganese. Continue reading… Source – Full Article https://www.theguardian.com/lifeandstyle/2021/mar/06/how-to-use-oysters-to-improve-your-soil