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Coffee grounds for pest control #893728

Asked March 06, 2025, 9:07 AM EST

Is there Science behind the practice of sprinkling coffee grounds around your house to prevent mosquito ticks and other pest

Macomb County Michigan

Expert Response

Coffee grounds can be added to compost and provide a minimal amount of Nitrogen to the soil. For pest control, this is a home remedy with no evidence of success.

David Lowenstein Replied March 06, 2025, 12:42 PM EST

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

Coffee grounds for pest control #893728

Expert Response

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