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.
Studies have found a boric acid and sugar combination to be a very effective killer of roaches, but more readily available is Borax mixed with sugar, which also gets the job done. Simply mix three parts Borax to one part sugar for bait, and be sure to keep your pets out of the vicinity.
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.
Set out a shallow dish or bowl containing equal parts sugar and baking soda. Roaches are attracted to the sugar, but the mixture is deadly to them. Sprinkle baking soda on greasy spots and let sit for about an hour.
All About Vinegar
Unfortunately, it doesn't actually kill these problem insects. It's more of a cleaning tool than anything else, and it won't actually help eliminate your roach problem. It can, however, help deter roaches and get rid of germs in the kitchen when used as a cleaning agent.
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.
Diatomaceous earth is a natural way to deal with cockroach. It is available in fine powder form that sticks to roaches body and kill them by dehydration process. Diatomaceous eath is also very effective in killing the roach eggs. It is best method to use in fine areas, as DE fine powder can reach inside the cracks.
Baking Soda
A concoction of baking soda and sugar is an effective way to control the multiplication of these pests. Sugar acts as bait to attract cockroaches and the baking soda will kill them. You just need to identify their hideouts and sprinkle this mixture in those corners.
Method: Take equal parts of baking soda and a pinch of sugar in a shallow bowl, then place it near to the cockroach-infested areas or in where roaches are usually roaming at your house. The sugar attracts the cockroaches while baking soda will kill them.
So yes, Dawn soap will kill a roach when used correctly and accurately.
Sugar is by far the most attractive substance to a cockroach. They love sugar and can smell it from anywhere.
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.
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.
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.
Boric acid is a powerful natural home remedy for getting rid of roaches overnight. Mix equal amounts of boric acid, flour, and sugar until it becomes a dough-like consistency. Place small pieces where the roaches can feed on them.
Pine-Sol and Fabuloso are strong, all-purpose household cleaners. Similar to bleach, these products kill roaches on contact. Some homeowners suggest spraying Pine-Sol around the outside of your house to keep cockroaches away.
If you spray a roach directly with WD-40, you can instantly kill it! Moreover, you can spray it on frames, windowsills, doors and screens to keep bugs out of the house.
'Salt doesn't kill cockroaches!
That's right, it doesn't. It repels them.
The most popular and effective natural cockroach killer is diatomaceous earth. It is non-toxic to humans and kills roaches when they come into contact with it. Sprinkle the diatomaceous earth around areas where roaches travel and frequent.