Houseplant hacks: do eggshells deter fungus gnats from laying eggs?

Houseplant owners learned eggshells do not deter fungus gnats, a common pest, according to recent findings. The hack of using crushed eggshells fails as they do not create an effective barrier against adult gnats. Experts advise addressing damp soil conditions directly to reduce gnat populations instead of relying on ineffective kitchen waste methods.

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Summary by Glance · Original reporting by The Guardian Australia