The water filled bags.
Hanging plastic bags filled with water.
Plastic bags half filled with water and containing a few pennies might seem like odd outdoor decor if you ve never encountered them before.
Naturally we were curious.
Hanging plastic bags filled with water will repel flies.
Interested parties have suggested placing venus fly traps around the home for instance.
When mike stringham professor of entomology at north carolina state university investigated the use of clear plastic water bags as a fly deterrent he encountered just such a situation.
Yet you can see these contraptions all over the american.
The bags were half filled with water each contained four coins and they were zipped shut.
They note that the rumor to which skip refers about using some type of hanging plastic bag containing water to repel flies is very prevalent down south but in most variations the bags contain only water.
The idea is that flies have poor eyesight and water filled bags create some type of optical illusion that scares them away.
The main problem people encounter is that the plastic bags filled with water and coins aren t especially attractive.
Ziploc bags full of water and pennies don t act as a homemade fly repellent.
Plastic sandwich bags or ziploc bags water lime juice around five pennies and salt.
Instead letting it fall into their weasely undetermined category.
This rumor has been circling the web for years and people have been using it to scare away flies for even longer.
Snopes ruled it neither true nor false.
Stringham conducted a 13 week field trial by installing commercial water based optical fly repellents on two egg farms.
The owner told us that these baggies kept the flies away naturally.
See example s we went with some out of town friends to sweety pies on sunday for breakfast and we sat in the enclosed patio section.
But if the idea of the contraptions hanging around your home doesn t appeal to you other alternatives are available.
Diy fly fighting tips shared online involves the following.