I was wondering if anyone tried those high-frequency sonic plug-in devices to ward off plant-eating pests? I grow plants under fluorescent lights and I'm wondering if these sonic devices would help with mealy bugs, aphids, scale, etc? Are these devices a hoax?
High-frequency sonic device for pest control?
Aug 07, 2006
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This devices are completely phony. Here's my article on the topic, with citations: the ratgirl
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This devices are completely phony. Here's my article on the topic, with citations:
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the ratgirl
Thanks paghat. Thanks for a well-written article.
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