Garlic has a pungent smell that cockroaches don't like. Method: Crush a clove of clove garlic and place around infested areas as deterrents. Some people believe this natural repellent immensely effective to lure the cockroaches out from 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.
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.
Boric acid is a naturally-occurring compound. A mixture of water and boron, it shows up in fruits and plants. And while it's harmless to people and pets, it's deadly for roaches. When cockroaches come into contact with boric acid, it sticks to their legs and wings.
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.
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.
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.
Household bleach is commonly used as a cleaning agent and gives off a strong smell that cockroaches hate.
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.
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.
Cockroaches are not attracted to onions but they have no trouble with eating them. Some people also use a mixture of onion and cayenne pepper to kill cockroaches but this is really not that effective. Onion helps to repel cockroaches only due to their strong pungent smell but that smell can evaporate quite easily.
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.
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.
Do Cockroaches Like the Smell of Incense? Cockroaches do not like burning incense therefore, you can use it to get rid of them. If you hold a burning incense near the nesting sites of cockroaches, the smoke will drive them out of cracks or other shelters.
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.
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.
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.
A typical homemade cockroach repellent uses one teaspoon of liquid dish soap and one cup of water. However, this is only effective if it can be sprayed directly on the roaches. Adding baking soda or Borax to the mix will effectively kill the roaches where they live.
Yes, bleach can definitely kill roaches. However, it's not in a way that would be easy for you. Traditional Roach baits and other natural solutions like diatomaceous earth will be more effective. If you drown roaches in bleach, they will absolutely die.
Baking soda and sugar
You can try this method to eliminate the producers of the eggs. In a small container (or a bottle), make a mixture of equal parts baking soda and sugar. Sprinkle it at places where you've seen cockroaches. This is one of the easiest roach killers.
Mix equal parts of sugar and baking soda in a lid or a dish. Place another dish or a lid close to the first one and fill it with water. Refill the containers with more cockroach bait and water when the dead roaches start to appear. Place a couple more dishes around the places, where roaches usually gather.
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.