Cockroaches prefer oily food and humid environments, so they prefer to stay in the dark corners of the kitchen. As long as the home is cleaned spotlessly and there is no leftover food, there will naturally be no cockroaches. However, this is almost impossible because cockroaches can eat anything, not necessarily food, clothes, books, and once my earplugs were also eaten up.

Biological method of control

Advantages: safe (no need for pesticides), effective (spiders will desperately catch cockroaches for survival), convenient (just catch one spider and put it back), cheap (if you can catch a spider, it's free).

Disadvantage: Some people may be more afraid of spiders than cockroaches.

The common high footed spider in Taiwan (non web forming, non-toxic) feeds on various insects, eliminates cockroaches and pests. As long as one is caught and placed at home, it will automatically catch cockroaches for food. When there are no insects to eat at home, it will leave and search for food in other environments on its own. Cats sometimes catch cockroaches, but not for eating, but as toys. Gecko also eats cockroaches, but only larvae.

Drug administration method

Advantages: Quick effect, only takes about two to three days.

Disadvantages: Treating the symptoms without addressing the root cause, having to use it again every once in a while, and safety concerns. Be careful of accidental ingestion when there are small pets or children at home.

1. Boric acid is mixed with flour or potatoes, molded into small balls, and placed in areas where cockroaches often appear.

2. There are various products on the bait market with different ingredients and usage.

3. Half sugar and half baking soda, it is said that cockroaches are not adapted to the salty gas produced by baking soda and can cause death.

Jiebing Kill Cockroach Gel Bait (with anti-counterfeiting code) Infectious and Cockroach Killing Biotechnology Law

Advantages: The latest biochemical technology has a chain killing effect on cockroaches, with a duration of up to six months. Not primarily toxic, coupled with the design of the bait, it has no impact on children or pets.

Disadvantage: The selling price is slightly higher than usual, about one or two hundred yuan

Jiebing cockroach killing gel bait 30g per piece, one piece can use an area of about 50 square meters, and a family can use 2 to 3 pieces like this.

What about using Jiebing cockroach gel bait to kill cockroaches? When using medicine, follow the principle of "small amount, large quantity". Each medicine point should be the size of a sesame seed. Squeeze a little medicine every ten centimeters, and squeeze it into every corner and crevice. The medicine must be used everywhere, not just in places where cockroaches can be seen, but also in places where cockroaches cannot be seen. After using the correct method of cleaning medicine, cockroaches can generally be completely eradicated within about ten days.

Capture method

Advantages: There is a sense of achievement, and seeing a full population of cockroaches makes one feel like they have all been caught.

Disadvantage: Catching large cockroaches and releasing small ones, small cockroaches may reappear when they grow up.

1. Professor Wang Zhengxiong's unique cockroach catching method. Using an empty wine bottle to leave some leftover wine as bait, adding some sugar and leaning the bottle mouth against the wall, cockroaches will fall into the bottle due to their greed for the cup. It is said that they can catch a full bottle of cockroaches in one night. Live cockroaches can be used for experiments, fed to fish, or scalded to death with hot soapy water to prevent cockroaches from escaping.

2. Baote bottle homemade cockroach trap

3. Commercial Cockroach House

Kill method

Advantages: It provides pleasure and can immediately eliminate cockroaches.

Disadvantage: The efficiency is very poor. If you kill one weak, there will be thousands of weak.

1. Slippers: One of the important functions of blue and white slippers is to use them to kill cockroaches. However, after cockroaches are flattened, the bacteria in their bodies can also easily spread out.

2. Soap water: Cockroaches breathe through the small pores on their backs, and any liquid that can form bubbles can block these pores, causing cockroaches to suffocate and die. The effect is fast, taking about ten seconds to take effect.

3. Flooding: Cockroaches have a type of oil on their bodies that can isolate water, making them less prone to drowning. As long as you spray degreaser or cleaner on cockroaches, they will drown.

4. Hot water: Cockroaches are not heat-resistant and can be killed by hot water above 50 degrees Celsius.

5. Electric mosquito swatter: useful for small cockroaches, large cockroaches usually do not die from electricity unless you switch to a 110 volt electric mosquito swatter.

Avoidance method

Advantages: It usually does not damage the environment, and some methods can also enhance the fragrance.

Disadvantages: It only prevents cockroaches from appearing in specific areas, does not solve the problem, and usually only lasts for a few days.

1. Boric acid mop: Dissolve an appropriate amount of boric acid in hot water and wipe the floor with a mop or cloth. After drying, white boric acid crystals will penetrate into the gaps of the floor, which can prevent cockroaches, ants, etc.

2. According to information provided by the Environmental Protection Bureau, a mixture of cucumber skin, laurel tree or chrysanthemum petals with alcohol can be sprayed once a week in areas where cockroaches are found to eliminate newly hatched cockroaches.

3. Chrysanthemum wine spray method provided by the Environmental Protection Agency. Remove the outermost 3 petals of fresh chrysanthemums, dry them in the sun or oven, grind them into powder, and place them in an opaque bottle. Add 120cc of alcohol and let them sit at room temperature for 24 hours, occasionally shaking them.

4. Putting dried or roasted Rutaceae plants such as orange peel and lemon peel in the cabinet can also prevent cockroaches

5. Electronic cockroach traps may not necessarily be effective.

In summary, the fourth method introduced in the article is the one that can truly eliminate cockroaches. Please choose which method to use based on your personal economic situation to eradicate cockroaches.