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Our version of the old Southern 'sandwich bag full of water with a penny in the bottom to keep flies away' trick... Works like a charm!
No fly zone, ziplock, water and a few pennies
How To Keep Flies Away - jar/bag pennies and water. It's so easy to keep flies away and looks nicer than the hanging bag of water. Plus if you tried a fly trap, this is so much better and doesn't smell.
No more fruit flys
Connoisseur of Creativity: DIY fly repellent - free and effective!
Not sure where I'd ever hang it, but way cool!
Natural Mosquito Repellent.
Penny Ball for the garden. Pennies in the garden repel slugs and make hydrangeas blue. I love this idea. It looks old and new and beautiful. I need this to keep the slugs off my strawberries!
How to Make Natural Outdoor Fly Repellent with Essential Oils -- via wikiHow.com
3 Ways to Make Natural Outdoor Fly Repellent with Essential Oils
Penny Birdhouse | Community Post: 25 Pretty Penny Projects To DIY