Earthworms and DE - Knowledgebase Question

boulder, CO
Question by cvn4eco
March 24, 1998
Is diatomaceous earth (DE) harmful to earthworms? I have heard that, while it is harmful to slugs, it is not harmful to earthworms.

Answer from NGA
March 24, 1998


You heard right. DE will not harm earthworms, so go ahead and get those slugs!

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