Does Bleach Kill Roaches? Let’s Find Out!

Most people have heard of cockroaches, but not everyone knows what they are. Roaches vary in size and appearance, but all roaches share some common traits by being brown or black and having long, slender bodies. Some roaches are small, but others can grow into terrifying monsters up to 3 inches long!

Does Bleach Kill Roaches?
Yes, bleach does kill roaches. However, it will not kill roaches instantly. It may take up to several hours for the roaches to die.

Roaches are attracted to dirty environments, and they love to eat garbage. This makes them a big problem for homes and businesses. They can spread disease and contaminate food, and they’re just generally unpleasant to have around.

poured bleach on a cockroach

So, does bleach kill roaches? Let’s find out!

How to Kill Roaches Using Bleach?

  1. Pour bleach into a spray bottle and shake it up
  2. Spray the roaches you see with the bleach until they’re dead
  3. For extra measure, spray around areas where you think roaches may be hiding
  4. If you have a serious roach problem, consider hiring an exterminator

Will Bleach Kill Roaches and Is It Effective?

We all know how much of nuisance roaches can be. They’re dirty, they’re gross, and they’re just plain pesky. So, when we see them in our homes, we want them gone – fast!

One of the first things we think of is bleach. After all, it’s a strong cleaning chemical that can kill lots of different types of bacteria. But can bleach kill roaches?

The answer is: yes and no.

Bleach will kill roaches if you direct it towards them and make contact. However, this isn’t always the most effective method as roaches are notoriously good at running away and avoiding contact with chemicals. It’s also not the most effective way to kill roaches since they can quickly develop a resistance to it.

Plus, bleach has a very strong smell that can be irritating to humans. So, if you’re thinking of using bleach to get rid of your roach problem, you might want to consider some other options first. But if you’re set on using bleach, here’s how to do it safely and effectively.

What is a Proper Way to Use Bleach Against Roaches?

If you’re looking for a way to get rid of roaches, you may have considered using bleach. Bleach can kill roaches if it’s used properly, but it’s not necessarily the most effective method.

To use bleach effectively against roaches, you need to make a solution that is one-part bleach and one-part water. This solution can then be sprayed directly on roaches, or into cracks and crevices where they like to hide.

diluted water with bleach

Bleach is a strong chemical and should be used with caution. Be sure to ventilate the area well and wear gloves and a mask when handling bleach. In addition, this solution should be used as a last resort, as it will kill not only roaches but can also be harmful to household pets.

Bleach Safety Precautions

If you’re looking for a way to get rid of cockroaches, you may be considering using bleach. However, it’s important to take some safety precautions when using bleach, as it can be harmful to humans and animals if used incorrectly.

When using bleach to kill cockroaches, always make sure that the area is well-ventilated. Bleach gives off harmful fumes that can be dangerous to breathe in, so it’s important to open windows and doors to let the fumes out. You should also wear gloves and a mask to protect yourself from the fumes.

Bleach can also be harmful to surfaces, so be sure to use it sparingly and only on surfaces that can handle it. Bleach can damage paint, wood, and fabric, so use it with caution.

Finally, always make sure to read the label carefully and follow the instructions when using bleach. Never mix bleach with hydrogen peroxide, ammonia, vinegar, alcohol, and other cleaning chemicals, as it can result in the release of chlorine gas that is extremely dangerous for humans.

How to Fight a Cockroach Infestation?

There are other ways to get rid of cockroaches, however. If you’re dealing with a roach problem, try some of these methods:

  • Use roach traps: These traps lure roaches in with food and then kill them.
  • Apply roach gel: This gel contains a poison that kills roaches when they eat it.
  • Use an insecticide: Using insecticides is the most effective method of killing cockroaches.

When using such methods be sure to follow the directions carefully and keep children and pets away from the treated area.

How to properly use a roach gel?

cockroach gel on the floor

If you’re dealing with a cockroach infestation, one of the most effective ways to get rid of them is to use roach gel. This gel is specifically designed to kill cockroaches, and it’s relatively easy to use. Here’s a quick guide on how to properly use roach gel:

  • Apply the gel in small dots around your home, focusing on areas where cockroaches are commonly seen.
  • The gel should be applied sparingly, as too much can repel cockroaches rather than kill them.
  • Once the gel is applied, wait for the cockroaches to come into contact with it. This could take a few days, so be patient.
  • Once the cockroaches have been killed, clean up any remaining gel and dispose of it properly.

FAQ

Do roaches hate bleach and does bleach kill cockroaches? These questions are asked way too often. Here is what you should know about bleach and roaches and the most common questions that people have when they are trying to deal with a cockroach infestation.

Can bleach keep roaches away?

Unfortunately, the answer is no. Cockroaches are actually quite resistant to bleach. So, while bleaching your floors or counters may make them look cleaner, it won’t do anything to deter roaches.

What kills roaches instantly?

There are a number of products on the market that claim to kill roaches instantly. However, it is important to remember that no single product will work for all roaches. Some of the most effective products contain a combination of insecticide and attractant, which lure the roaches into the trap and then kill them.

How long does it take for bleach to kill a cockroach?

If a cockroach is fully submerged in a strong chemical such as bleach, it will die in a matter of seconds. However, don’t expect a cockroach to roll over and die if you lightly spray it from a distance.

What smells keep roaches away?

There are a few potential smells that may keep roaches away. These include strong scents like citrus, lavender, eucalyptus, and peppermint. You can try diffusing essential oils or spraying a diluted solution around your home. You can try putting some of these substances on cotton balls or pieces of paper and placing them around your home in areas where roaches are a problem.

Using Bleach is Not the Best Option

There are many ways to kill roaches, but using bleach is not always the best option. While bleach will kill roaches, it is not always the most effective method. There are other methods that may be more effective, such as using traps or insecticides.

Boric acid, for example, is a great insecticide that is much more effective and safer to use. If you do use bleach to kill roaches, be sure to follow the instructions carefully and take precautions to avoid contact with the chemical.

Did you ever try using bleach to kill cockroaches? Were you successful? Tell us in the comments below.

Also read:

References

  • 3 inches long (Wikipedia):
    https://en.wikipedia.org/wiki/Megaloblatta
  • Safety precautions when using bleach (U.S. Department of Health & Human Services):
    https://www.cdc.gov/disasters/bleach.html
  • Release of chlorine gas (Baylor University):
    https://www.baylor.edu/ehs/index.php?id=93789
  • Roach gel (Andrew Sutherland, Agriculture and Natural Resources, University of California):
    https://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=30633
Nicholas Martin

Nicholas Martin

I am Nicholas Martin, and I am an entomologist. I combine the insect survey work with the consultation for private pest control agencies. My narrow specializations are both urban pests and agricultural pests. I studied their control over the previous 25 years. More about Nick

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