The aroma of garlic has long been known to have repellent effects to many insects, including cockroaches. Garlic has a pungent smell that cockroaches don't like. Method: Crush a clove of clove garlic and place around infested areas as deterrents.
Garlic. Garlic is one of the most effective smells against cockroaches. Simply taking garlic powder and sprinkling it around infested areas will see a quick improvement. You can also place whole cloves in certain areas of your home.
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.
Cayenne, Garlic, and Onion Powder
Walk around your home and sprinkle all cockroach-prone areas with this spice mixture. Cockroaches can't stand the smell of these spices and will avoid all areas sprinkled with them.
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.
Raid Ant & Roach Killer Insecticide Spray is great to have on hand for pretty much any bug infestation.
It's a fact that cockroaches are afraid of humans and other mammals or animals that are bigger than them. They see us as predators and that fear triggers their instinct to scatter away. However, they dislike strong and distinctive scents such as citrus, peppermint, lavender and vinegar.
Does Cinnamon repel cockroaches? No, cinnamon doesn't repel cockroaches. But there're are other essential oils or spices that can work against cockroaches. You can use bay leaves, garlic, and catnip to reduce some amount of cockroach activity in your home.
Vinegar has a strong scent that roaches are not fond of. However, it's not the best cockroach deterrent. If used alone, roaches may ignore the smell of vinegar. If you mix vinegar with essential oils, you can boost the strength of your repellent spray.
The smell of lemons repels cockroaches to a great extent, keeping them away from areas that reek of the fruit. Hence, it is advisable to mop floors with water that has a few lemon drops in it.
The results of the investigation on what color will repel the greatest number of cockroaches, indicate that red light repels a greater number of roaches than the other five colored lights and the control group of no light. Green light deterred the second most roaches followed by white, yellow, and blue.
Mix baking soda with sugar to make a killer combination
A concoction of baking soda and sugar is an effective cockroach killer and controls the multiplication of these pests. Sugar acts as a bait to attract cockroaches and the baking soda kills them.
They are lethal for roaches. The baking soda and sweet smell entice the cockroaches out of hiding and they will eat the mixture. Once they drink water, the baking soda reacts and creates gas inside of the roach which causes their stomach to burst.
Household bleach is commonly used as a cleaning agent and gives off a strong smell that cockroaches hate.
Roaches & Coffee
Roaches aren't particularly in love with coffee, but they're not known to be picky eaters either. They'll eat almost anything to get the energy and nutrients that they need to survive. So if they won't find anything else sweeter or more delectable in a cupboard, they'll definitely go for your coffee.
D., reported that cockroaches are repelled by catnip - specifically, two forms of the chemical called nepetalactone, found in the catnip plant. Their findings could lead to the development of new natural insect repellents that could be sprayed along baseboards to keep roaches from coming out of the walls.
Why Do Flying Cockroaches Fly Toward You? If you think flying cockroaches are flying right toward you, they actually aren't. Most cockroach species aren't good "flyers," and what you take as them flying toward you is actually just them being startled and gliding uncontrollably in a certain direction.
Flies are the most common and dirtiest of the restaurant pests. These small bugs can carry billions of harmful microorganisms, including E. coli and Salmonella, which can lead to serious illnesses in humans.
Do Cockroaches Like the Cold? Generally, cockroaches don't like the cold one bit. They are cold-blooded arthropods that don't survive very well in either extremely cold or hot circumstances. They're always at whatever temperature their environment is and generally slow down with cooler temperatures.
Add some food like a small piece of meat or some sweet stuff like chocolate on the roach bait in the bowl. Keep the bowl near one of the hiding places of roaches. To cover all the hiding places, you'll need multiple bowls with sticky roach trap and food. The smell of the food will draw the roaches out.
Boric acid is one of the best home remedies to get rid of roaches naturally. Mix equal amounts of boric acid, flour, and sugar to make a dough. Set balls of dough around the home where cockroaches can feed on it. The flour and sugar will attract the roaches while the boric acid will kill them.