Best Insecticide Dust for Ants: Review & Tips

Dealing with ant infestation can be a huge task if you don’t know how to go about it. Ants are tiny creatures and tend to hide in cracks and crevices making it sometimes difficult to get rid of them. To effectively get rid of ants especially those that hide in cracks and crevices, you may have to use dust killer ants. Ant killer dust or powder can easily get into these tiny hideouts of ants and killing them.

Do insecticide dust work? Insecticide dust or powder is an on contact ant killer that works perfectly fine when dealing with ant problem. In most cases, ant dust are effective in elimination ants in their hideouts such as cracks and crevices.

You can also sprinkle ant dust on the ant trails and their entry points. Dust only kill the ants when sprinkled on but not the queen in the colony, that’s why it is recommended to use dust in combination with other baits to eliminate the entire colony.

What is the best ant dust in the market now? How should you use the dust to get rid of ants? Are the ant dust or powder safe for you and your pets? Find more in the guide as we provide you tips and reviews on the best insecticide dust for ants?

Tips on How to use Ant Killer Dust for indoor & outdoor Use

Most of the ant killer dust come when they are ready to use, usually with instructions on how to apply. You may not be required to add anything let’s say water. In fact, the products might come with special duster or in the form of a sprinkler.

But, you can still purchase a bulbous duster that will help you apply the ant killer dust. Simply, use a tablespoon or paintbrush. It can still work fine. Whether the product is toxic or not, you shouldn’t apply it to open or exposed surfaces such as inside your house. The dust can be applied in areas that are quite difficult to access such as cracks or crevices, behind the house appliances, in wall voids and along baseboards among other areas.

To use the products outdoors, make an effort to create a barrier around the perimeter of your house. Sprinkle a tablespoon of the ant killer dust directly on top of the nest. The dust should be applied in small quantities and lightly when the temperatures are between 65 and 80 degrees Fahrenheit.

How Long Does it Take for Ant Killer Dust to Work?

When applying insecticide dust, it can between 3 – 4 days for the killer ant dust to produce the desired results. You may check whether the ants are still there or not, otherwise you may need to reapply the dust. Some of the ant killer dusts can fail to work effectively in wet areas. The ideal period to apply the dust is when it is dry.

Are Ant Dust Toxic to Pets (Dogs & Cats) and other Pets?

Ant dust that have diatomaceous earth or boric acid as one of their ingredient are not toxic to humans or pets. But still, you shouldn’t allow your pets to breathe or eat the dust. In short, just keep the pets away from these non-toxic products.

The other ant dust are toxic in nature and therefore harmful to humans and pets. Ant dust insecticide applied in crevices and cracks cannot be reached by pets. But still you have to be careful whenever you are applying any type of insecticide and ant killer dusts.

Is Insecticide Ant Dust Toxic for Humans?

There are categories of ant dust that are toxic to humans while others are not. So, it depends on the product that you intend to use. Take for instance, diatomaceous earth, it is non-toxic but you shouldn’t just breathe in the powder.

Check on the products you intend to use. There are plenty of other ant dust that have toxic compounds as their active ingredient which can be harmful to humans. It is most cases indicated on the label. Make sure to read the label before you sprinkle the dust.

Best Insecticide Ant Dust: Review

 Below we have listed and reviewed some of the best dust ant killer products in the market.

1. TERRO T600 Ant Dust

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This product is easy to use for both outdoor and indoor use. It comes with a convenient shaker. Once application, the product can still kill the ants up to 8 months. It is waterproof, it cannot be washed away easily. It is efficient as it can kill almost all types of ant species including the aggrieve fire ants and carpenter ants. You can use to kill other pests such as spiders, cockroaches among others.

This product is effective when you apply it when the temperatures is between 65 -80 degrees Fahrenheit. This result is amazing but you have to wait within 3 to 4 days after application. Always keep your pets out of reach to this product.

2. Bayer Tempo 1% Dust

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Here are the reasons why you should buy this products;

  • It works on almost all types of ants
  • It is ling lasting, meaning once you apply it, the effects can be felt up to 8 months
  • The dust has a low odor formulation.
  • The active ingredient is Cyfluthrin


  • This product is not waterproof
  • You can only use it indoors       
  • You may need to purchase a duster separately

3. Rockwell Labs Cimexa Dust Insecticide

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Why you should buy this product -MERITS

  • it doesn’t just kill ants but also bed bugs, roaches, termites, fleas, ticks, lice and many more
  • it destroys the ants’ waxy cuticle leading to their death
  • it has low level of toxicity
  • it can be used as a dust or wet able powder
  • you can use on carpets and mattresses

4. Cyper WSP – Insecticide


Here is why you should buy this product:

  • Cypermethrin is the active ingredient in this product
  • It can kill over 30 different species of pests
  • It is economical
  • It can be used for both indoor and outdoor use
  • It doesn’t have an odor
  • It provides 90 days residual effect

5. Delta Dust Multi Use Pest Control Insecticide


Here’s why you should buy this product:

  • 1 Lb. of this product can cover a large area measuring 2000 square feet
  • Other than ants, it can kill bed bugs, spiders, termites and many other pests
  • It 100% waterproof
  • It can be applied to drains that lead to sewers

The only disadvantage is, you have to by a duster separately.

6. Drione Pest Insecticide


Here is why you should buy this product – ADVANTAGES

  • The product comes with a bellow hand duster
  • Other than ants, the product can also kill fleas, lice, spiders, dry wood termites among many other pests
  • It has a residual effect that can last for over 6 months
  • The active ingredient include Pyrethrins (1%), Piper only Butoxide (10%) and Amorphous Silica Gel (40%)

7. Diatomaceous Earth


Why this product?

  • It is 100% natural solution
  • It destroys the exoskeleton of the insects
  • Can be used both inside and outside but you need to reapply after it gets wet or after rainfall


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