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.
They also cannot be close to natural oils like peppermint, lavender, citruses. Any strong fragrances are difficult for them to handle because cockroaches breathe through series of small holes located in all parts of the body. What is this? Anything that can clog these holes that they breathe through can suffocate them.
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.
Lavender is also a highly effective insect repellent that keeps you and your family safely protected from mosquitos and other bug bites (they hate the smell), particularly important if you have little ones. Lavender oil contains up to 25% linalool, a powerful active that has a similar effect on mosquitos as DEET.
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.
While lavender oil is a natural repellent against insects, including flies and fleas, it is not usually effective against roaches. Citrus oil, peppermint oil and bay leaves repel roaches naturally. You can combine lavender oil with them to create an all-around insect repellent for your home.
Lavender Oil
But while it's calming and comforting us, it's driving insects away! Based on reports from people who have tried it, there's a good chance that spraying lavender oil or pouring it into small dishes tells cockroaches and other pests to turn around and leave.
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.
Cockroach Bites
Cockroaches are omnivores that eat plants and meat. They have been recorded to eat human flesh of both the living and the dead, although they are more likely to take a bite of fingernails, eyelashes, feet and hands. The bites may cause irritation, lesions and swelling.
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.
The best essential oils to repel roaches are peppermint oil, oregano oil and catnip oil. Essential Oils for Killing Roaches. The best essential oils to get rid of roaches are rosemary oil, cedar oil and eucalyptus oil.
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.
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.
Some of the smells that repel cockroaches are the smell of citrus, bay leaves, garlic, cinnamon, coffee ground, onion, bleach, vinegar, mothballs, and essential oils of eucalyptus, lavender, citronella, mint, rosemary, oregano, tea tree, etc.
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.
In the wild, these include: Amphibians like toads and frogs. Small mammals such as mice and shrews. Beetles, spiders, and other insects or arachnids.
For kitchen deterrents, cockroaches dislike the smell of cinnamon, bay leaves, garlic, peppermint, and coffee grounds. If you want a strong-smelling disinfectant, choose vinegar or bleach. The best scent-based deterrents are essential oils, such as eucalyptus or tea tree oil.
Not only is peppermint oil a natural cockroach repellent—it's also toxic to roaches (and for the record, to bed bugs, too).
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.
Household bleach is commonly used as a cleaning agent and gives off a strong smell that cockroaches hate.
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.
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.
Cockroaches do sleep and just like other animals and insects, they also follow a specific circadian rhythm. They are nocturnal insects, which means that they rest or sleep during the day. Cockroaches are usually active for four hours after dark and then go into a period of immobility.