One: How to eliminate cockroaches from a desk.
1、Laundry powder is an effective insecticide that can kill cockroaches. It works by sprinkling laundry powder in areas where cockroaches are likely to appear. once the cockroaches consume the powder, they will die.
2. Take equal parts of borax and flour, add a small amount of sugar, and mix to form small pellets. Place these pellets in areas where the pest is found. once ingested, the pest will be poisoned and die.

3、Hot soapy water method for cockroach control: Add a bar of soap to 4 liters of hot water and dissolve it completely. Then, spray the solution directly onto cockroaches to effectively eliminate them.
4. Baking soda method for eliminating cockroaches: Mix baking soda and sugar in a 1:1 ratio and place it in areas where cockroaches appear. After approximately 3-14 days, the cockroaches will disappear. This method is also reportedly a commonly used cockroach repellent technique in the United States.
5、Borax floor cleaning method: Dissolve a suitable amount of borax in hot water, then use a mop or cloth to wipe the floor. After drying, the white borax crystals will penetrate the floor's gaps, effectively preventing cockroaches and ants.
6、Orange and lemon peel method for cockroach prevention: Dry or bake orange and lemon peels, then place them in various cabinets. This not only provides a pleasant fragrance but also offers some cockroach deterrent effect.
7. Borax, flour, and sugar. Mix a small amount of borax with flour, then add a few drops of oil. Form into a ball. Roll the mixture into a cylindrical shape and place the resulting mass in a paper tube.
8. Sugar-based traps: Use empty cans (1-2) and add 3 tablespoons of sugar water. Mix with half a bowl of hot water to create an attractant. Place the cans in areas where cockroaches are active. The cockroaches will be attracted by the sweet smell and enter the cans, effectively trapping them.
9、 UseTung oil to catch cockroaches, 100-150 grams ofTung oil, heat and stir into a sticky paste, apply to a 15cm square wooden or cardboard board, place oily, fragrant food in the center as bait, cover other food to prevent eating. When cockroaches come to feed, they will be stuck wherever they touch theTung oil.
II. How to effectively eliminate cockroaches
Option 1: Clean the area thoroughly.
If cockroaches appear in your home, it indicates that the home environment is not clean and conducive to their growth. Cockroaches thrive in dark, damp areas. Therefore, to reduce or eliminate cockroaches, it is crucial to thoroughly clean and disinfect your home.
Second option: Dry the faucet area thoroughly.
Cockroaches prefer damp areas, so it is essential to keep faucets and bathrooms dry. Avoid dripping water from faucets, as this creates a suitable environment for cockroaches. If moisture appears, it is necessary to wipe it clean with a cloth to prevent insect infestation.
Third: Sprinkle laundry detergent on the affected areas.
While laundry detergent can effectively clean clothes, it also offers a good solution for controlling pests in the home. When cockroaches appear in large numbers, sprinkling laundry detergent on their hiding places can result in a significant reduction in their population.
Fourth: Fixed bottle device for essential oil.
In areas with cockroach infestations, place a bottle containing a cockroach repellent. Cockroaches are attracted to oils, and they will naturally come out at night to feed on the oil, and fall directly into the bottle.
Fifth: Install ventilation openings for the orange peel.
Cockroaches are repelled by the scent, so it is difficult for them to survive in such environments. When cockroaches smell the scent of oranges or lemons, they will automatically leave the house. This is an effective way to repel cockroaches.