That is, some dryer sheets do have characteristics that repel some insects. The bugs that are theoretically most likely to shy away from the dryer sheets are certain mites, food-infesting beetles, and weevils, German cockroaches, and, according to one study, fungus gnats.
Most dryer sheets contain the ingredient linalool, which can be found in plants like lavender, basil, and coriander, all of which naturally repel common garden pests. Similar studies found that this ingredient is also useful for repelling bugs like mites, weevils, beetles, and German cockroaches.
Spiders and flies: Many of our readers have confirmed that dryer sheets will repel both spiders and flies. Keep a few extra sheets in clothes hampers and around the laundry area and you can kiss all those spiders goodbye.
Dryer Sheets: Mostly False
Linalool is an alcohol derived from plants, and it gives dryer sheets their distinctive scent. In sufficient concentrations, linalool can indeed be used as a pest repellant, but your average dryer sheet doesn't contain enough of it to actually work on roaches.
Some sources say dryer sheets can repel bed bugs. The idea behind this is that the strong scent from the dryer sheet covers the scent of carbon dioxide given off as we breathe.
A bed bug treatment using heat kills bed bugs immediately, but there is no residual. A chemical bed bug treatment can take a few weeks, but it leaves a residual which provides continued protection from bed bug re-infestation.
Peppermint Leaves and Oil
When people search for information about how to get rid of bed bugs naturally, peppermint likely comes up as one of the options. Supposedly, its scent keeps bed bugs away, and people are thus encouraged to utilize it throughout their homes.
Roach Repellents
Peppermint oil, cedarwood oil, and cypress oil are essential oils that effectively keep cockroaches at bay. Additionally, these insects hate the smell of crushed bay leaves and steer clear of coffee grounds. If you want to try a natural way to kill them, combine powdered sugar and boric acid.
Keep your luggage off the floor and on a luggage rack. Keep your luggage closed — and zipped — at all times. Keep food out of your suitcase, or at least keep it in tightly sealed containers. Throw away all cardboard boxes as soon as you get home.
Spiders really don't like strong scents such as citrus, peppermint, tea-tree, lavender, rose or cinnamon. Add 15 to 20 drops of your chosen essential oil or a couple of capfuls of Zoflora fragrance to a spray bottle filled with water, and spritz around the house.
What Smell Attracts Spiders? The stinky smell of sweaty socks might repulse humans, but scientists now find it enthralls mosquitoes and spiders. The odor apparently helps the creatures hunt down their victims — the mosquitoes want to feed on people, while the spiders prefer to devour the mosquitoes.
It's a modern old-wives tale: put a Bounce dryer sheet in your pocket while gardening and it'll keep away the mosquitoes or gnats. This may seem a bit far-fetched to those of us who have never tried it, but researchers have now found that there could be some truth in it, when it comes to gnats, anyway.
The bugs that are theoretically most likely to shy away from the dryer sheets are certain mites, food-infesting beetles, and weevils, German cockroaches, and, according to one study, fungus gnats.
Mosquitoes hate citronella, lemon eucalyptus, basil, and garlic. Ants and flies dislike mint, basil, and bay. Tiny gnats (such as No-See-Ums) are repelled by citronella, lemongrass, and rose geranium. Ticks and lice avoid lemon eucalyptus and geranium.
Smells that roaches hate: a quickfire summary
Oregano, rosemary, mint, eucalyptus, lemongrass and catnip are great herby options. Citrus oils work brilliantly too. And surprisingly, lower concentrations – 2.5 parts per hundred – seem to work best as deterrents. Just don't bother with lavender.
Left out food, waste, garbage, clutter, moisture, heat, and darkness are all things that attract roaches. As you might expect, this means they're most likely to be found in areas like kitchens, basements, and cluttered or dirty areas. But—you don't have to have a dirty home to have cockroaches.
Neem. Neem has been used as a desi natural remedy for a lot of things including pests over the years. Neem oil or powder contains potent components that can kill cockroaches. To use it in oil form, mix a small amount of neem oil with water in a spray bottle and spray it in places where you have spotted these pests.
Citrus. You may love the smell of fresh citrus, but cockroaches hate the scent. That means you can use citrus scented cleaners in your kitchen and bathroom to chase any lingering roaches away. You can also keep a few citrus peels around your home in strategic places.
Mint or eucalyptus - Roaches hate the smell of mint too. You can use this in many different ways. From placing these plants in the corners of your house or using the eucalyptus' essential oil as a spray. Clove oil - This works best with other essential oils like peppermint or citrus.
Rubbing alcohol kills the bed bugs instantly if applied directly because it's dissolvent and a desiccant that will dry out the exoskeleton of bed bugs, and dry them out.