fromwww.theguardian.com
6 hours agoHouseplant hacks: do eggshells deter fungus gnats from laying eggs?
Crushed clean, dry eggshells, when scattered over the soil, are intended to stop adult gnats from laying eggs and potentially add natural fertilizer. However, they merely sit on the surface, collecting dust, while the gnats remain attracted to the damp compost.
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