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.
Borax is a readily-available laundry product that's excellent for killing roaches. For best results, combine equal parts borax and white table sugar. Dust the mixture any place you've seen roach activity. When the roaches consume the borax, it will dehydrate them and kill them rapidly.
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.
Distilled vinegar does not kill or repel roaches, making it completely ineffective. Distilled vinegar will help keep your kitchen clean, giving cockroaches less to snack on. However, roaches can live for months at a time without any food at all, and they will eat almost anything to survive.
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.
Raid Ant & Roach Killer Insecticide Spray was found to be one of the most effective at killing cockroaches. A can is helpful for the times when you spot a roach in your home and you don't want to get too close. A roach spray should kill the bug almost instantly.
Boric acid: Used correctly, boric acid is one of the most effective roach killers. It's odorless, has low toxicity to pets, and since it isn't repellent to roaches, they will not seek to avoid it, crawling through it repeatedly until it kills them.
Finally, if you're looking for what kills cockroaches instantly, Raid Ant & Roach Killer Insecticide Spray just about does the trick.
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. You just need to identify their hideouts and sprinkle this mixture in those corners.
Not only is peppermint oil a natural cockroach repellent—it's also toxic to roaches (and for the record, to bed bugs, too). The same Auburn University study found that mint oil killed both German and American cockroaches when they came into contact with it for an extended period.
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.
Insects instinctively avoid the hot zones. Additionally, cockroaches have very few water molecules in their bodies. Since microwaves vibrate water molecules, causing them to heat up, cockroaches can take up a permanent residence in microwave ovens.
Moisture. Roaches need moisture to survive and this search for water will bring them into even the cleanest of homes. Leaky pipes and faucets are one of the most common attractants for cockroaches and is one of the main reasons you often see them in bathrooms, kitchens, and laundry rooms.
This citric fruit might do wonders for your health, but it certainly isn't a friend of the cockroach clan. 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.
1. Rosemary. Rosemary is one of the best herbs that can be used to repel roaches. Apart from planting it, you can also cut the fresh sprigs and put them where roaches roam.
The refrigerator houses all of your favorite foods and drinks, but they also house one thing you never want to see in your home — cockroaches! Between the humidity near the fans and motor, and the food crumbs that drop to the floor, your refrigerator is the perfect place to house a cockroach infestation.
The back of your refrigerator: The heat from the motor and moisture from the refrigerator condensation pan make the back of the refrigerator a very attractive place for German roaches. Because this spot is often overlooked, roaches can rapidly re-infest after homeowners have killed roaches in the easier-to-find spots.
Cockroaches can get inside a fridge by slipping between gaps in the door. If the rubber seal is loose, they'll find an entry point. They can also sneak in through cracks or crevices in the outer shell. If the back or underside components leave an opening, cockroaches can use this to reach the interior.
Lavender. Cockroaches hate the smell of lavender, and that is good news for you. If you love to grow lavender in your yard and garden, you are more than halfway to a roach-free home.
Diluting a few drops of peppermint oil with water and spraying it on walls or on cotton balls that you place throughout your home could effectively repel roaches. You add 1 part vinegar to 2 parts water for a stronger solution.
Peppermint oil repels most roaches, including American and German cockroaches. As a bonus, the oil will also kill these bugs. One study found that in just two weeks of use, the oil killed all of the roaches in an area.
Cockroaches can live a month without food, but only a week without water. Cockroaches love onions. anything including dead animals. Avoid dampness within the house, especially in the kitchen and near water pipes and sinks.
Mix sugar and baking soda in a bowl. You could also add to a jar, put the lid on, and shake. That way you have it for easy storage. Pour homemade cockroach killer directly onto the floor wherever you've seen roaches, or pour some into a shallow pan and place on the floor.