How to Kill Cockroaches with Baking Soda

cockroach cover

Are you having roach problems at home but don’t want to use toxic pesticides to get the job done? 

Good thing you can eliminate cockroaches with baking soda and sugar

At first, I wasn’t sure if it will even work. Now, I do this method every summer when roaches tend to come out.

It’s easy, and you only need 3 things. Try it out.

What you’ll need:

Baking Soda

White Sugar

Shallow Dish


1. Mix equal parts baking soda and sugar in a shallow dish.

sugar baking soda and dish

2. Leave the dish overnight on the spot where roaches hang out. The sugar will attract cockroaches.

dish with baking soda and sugar

3. The next day, check around the spot and sweep up any dead roaches.

cockroach eats and dies

Keep Roaches Away

Cockroaches are resilient little rascals. 

They can spread diseases by contaminating your food. Food poisoning is no fun. Believe me, I’ve been there. 

They also reproduce at an unbelievable rate. It’s vital that you not only kill roaches but also prevent them from returning. 

Here are a few things you can do to prevent them from coming back.

  1. Keep your house clean and dry. Roaches are attracted to food crumbs and moisture. You can try some of the methods on this site if you want to clean using baking soda instead of chemical cleaners. Like this article on how to wash your tiles with baking soda
  2. Store food in a sealed container. Don’t leave leftover food out in the open for too long. The same goes for pet food. 
  3. Check your pipes for leaks. If there are any, make sure you get a plumber to fix them. 
  4. Take out the trash every day. By disposing of your trash daily, you can prevent the accumulation of waste materials, which can attract pests like cockroaches and rodents.

If the cockroach infestation keeps recurring, consider calling a professional exterminator to assess the problem. 

How Effective is Baking Soda for Killing Cockroaches?

Baking soda can be effective in killing cockroaches if used properly. Baking soda acts as a stomach poison when ingested by cockroaches, leading to their death. 

However, its effectiveness may depend on the severity of the infestation and the type of cockroach species you are dealing with.

Are There Any Risks or Dangers Associated with Using Baking Soda to Kill Cockroaches?

Baking soda is generally considered safe for humans and pets, but it can cause irritation if it comes in contact with the eyes or skin. However, it can be harmful if ingested in large amounts, so it is important to keep it out of reach of children and pets

Additionally, if baking soda is not used properly or applied in large amounts, it may not be effective in killing cockroaches.

What Other Methods are Effective for Getting Rid of Cockroaches?

Other methods for getting rid of cockroaches include using boric acid, diatomaceous earth, or insecticides. Keeping a clean and clutter-free environment can also help prevent cockroach infestations.

Can Baking Soda Be Used as a Preventative Measure to Keep Cockroaches Away?

Baking soda is not typically used as a preventative measure to keep cockroaches away. However, keeping a clean environment, sealing cracks and crevices, and reducing food and water sources can help prevent cockroach infestations.

How Long Does it Take for Baking Soda to Kill Cockroaches?

The time it takes for baking soda to kill cockroaches may vary depending on the size of the cockroach and the amount ingested. However, it generally takes a few days to a week for the cockroach to die.

Are there any tips or tricks to make baking soda more effective at killing cockroaches?

To effectively use baking soda to kill cockroaches, it’s important to place the mixture in strategic locations where they are likely to travel or commonly seen, such as under appliances, behind cabinets, and in the corners of rooms. 

However, it’s also crucial to apply the baking soda and sugar in thin layers to ensure that the cockroaches come in contact with it. Thick layers may not be as effective, as the roaches may avoid the powder or may not ingest enough of it to be lethal. 

Additionally, it’s recommended to repeat the application every few days until the infestation is eliminated as it may take a few days for the cockroaches to ingest enough of the baking soda to be killed.

How Often Should I Apply Baking Soda to Get Rid of Cockroaches?

It is recommended to apply baking soda to get rid of cockroaches as often as necessary until the infestation is eliminated. This may vary depending on the severity of the infestation and the effectiveness of the baking soda.

What are Some Signs that Baking Soda is Not Working to Kill Cockroaches?

Some signs that baking soda is not working to kill cockroaches include the continued presence of live cockroaches, the lack of dead cockroaches, and no reduction in the frequency of sightings. In such cases, it may be necessary to try other methods for eliminating the infestation or consider calling a professional.

5 Tips for Preventing Cockroaches in Your Home

Here are five tips for preventing cockroaches in your home in the first place:

  1. Keep your home clean and free of clutter: Cockroaches are attracted to food and water sources, so it’s important to keep your home clean and free of clutter. Clean up spills and crumbs immediately, and make sure to store food in sealed containers.
  2. Seal cracks and crevices: Cockroaches can enter your home through even the smallest cracks and crevices. Seal any cracks or gaps in your walls, floors, and foundation to prevent them from entering.
  3. Eliminate standing water: Cockroaches are attracted to moisture, so it’s important to eliminate standing water in your home. Fix any leaks or drips and make sure to dry up any standing water in sinks, bathtubs, or other areas.
  4. Use cockroach repellents: There are a variety of cockroach repellents available on the market, such as sprays, baits, and traps. Use these products in areas where cockroaches are commonly seen or where they may be entering the home.
  5. Keep a clean yard: Cockroaches can also enter your home from the outside, so it’s important to keep your yard clean and free of debris. Trim bushes and trees, and make sure to clean up any piles of leaves or other organic matter. Additionally, make sure to store firewood and other outdoor items away from the home.

When to Call a Pest Control Professional

While DIY methods such as using baking soda to kill cockroaches can be effective for small infestations, there may be situations where it’s best to call a professional pest control service. 

Here are some signs that indicate it’s time to call a professional:

  1. Large infestation: If you notice a large number of cockroaches in your home, it may be difficult to eliminate the infestation on your own. A professional pest control service has the expertise and equipment to effectively eliminate a large infestation.
  2. Repeated infestations: If you’ve tried DIY methods to eliminate a cockroach infestation and it keeps coming back, it may be time to call in a professional. They can identify the root cause of the problem and provide a long-term solution.
  3. Health concerns: Cockroaches are known to carry diseases and allergens, and their presence can be particularly dangerous for those with respiratory issues. If you or someone in your household is experiencing health issues related to the cockroach infestation, it’s important to call a professional.
  4. Structural damage: Cockroaches can cause structural damage to your home by chewing through wood, fabric, and other materials. If you notice signs of damage, it’s important to call a professional to prevent further damage.


Roaches and the diseases they carry are no fun. Keep them at bay with baking soda.

I hope that you give this method of killing roaches a try. 

Please share this article if you find it helpful.

Thank you for reading.

-Baking Soda Guy

FAQ (Frequently Asked Questions)

  1. Can baking soda completely eradicate a cockroach infestation, or should I use it in conjunction with other methods? Baking soda can be effective in killing individual cockroaches, but it may not be sufficient to completely eradicate a large infestation. To tackle a severe infestation, it’s best to combine baking soda with other methods, such as using cockroach repellents, traps, or calling a professional pest control service.
  2. Are there any specific areas where I should place the baking soda and sugar mixture to attract cockroaches effectively? Yes, strategic placement is crucial for attracting cockroaches. Consider placing the mixture in areas where cockroaches are commonly seen or suspected to travel, such as under appliances, behind cabinets, and in dark corners of rooms. Thin layers of the mixture are recommended to ensure the cockroaches come in contact with it.
  3. Can I use baking powder instead of baking soda to kill cockroaches? No, baking powder contains additional ingredients, such as cream of tartar, which makes it ineffective for killing cockroaches. Stick to using baking soda specifically for this purpose.
  4. How long should I continue using baking soda to kill cockroaches before trying other methods? The effectiveness of baking soda can vary depending on the severity of the infestation. If you don’t notice a significant reduction in cockroach activity after a few days, it may be time to consider other methods or seek professional help.
  5. Can baking soda be used to repel cockroaches, or does it only work when they consume it? Baking soda primarily acts as a stomach poison when ingested by cockroaches. While it may not repel them, its presence may deter cockroaches from certain areas due to the combination of sugar (which attracts them) and baking soda.
  6. Is baking soda safe to use around pets and children? Baking soda is generally safe for pets and children when used as directed. However, it’s essential to keep the mixture out of reach of children and pets and avoid contact with the eyes or skin.
  7. Can I use the same baking soda and sugar mixture to kill other pests, like ants? While baking soda and sugar can attract and kill some pests, such as ants, it’s best to use specific methods and baits designed for each pest to ensure effective control.
  8. Will the baking soda and sugar mixture kill cockroach eggs and nymphs? The effectiveness of the baking soda and sugar mixture on cockroach eggs and nymphs may be limited. It’s essential to target adult cockroaches primarily since they are the ones responsible for reproducing and infesting the area.
  9. Can I use baking soda to kill cockroaches outdoors? Baking soda may not be as effective for outdoor use due to weather conditions and the presence of other food sources for cockroaches. It’s generally more effective indoors, where cockroaches are more likely to encounter the mixture.
  10. Can I use baking soda to kill cockroaches in a food preparation area, or is it unsafe? While baking soda is generally safe for use around food, it’s not recommended to place the mixture directly in food preparation areas. Instead, focus on areas where cockroaches are commonly found but away from direct contact with food items.

Top Photo by Erik Karits on Unsplash