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How to Get Rid of Grease Ants

how to get rid of grease ants

Grease ants in general are the most persistent indoor and outdoor pests. They prefer protein-rich meats and greasy food such as cheese, nuts, oils milk.

Larger colonies of grease ants can cause serious problems and are incredibly difficult to eliminate.

After elimination, monitor the affected area to prevent decontamination to avoid re-invoking the grease insect infestation.

Here are some tips about how to get rid of grease ants plus how to prevent future infestations!

What are Grease Ants?

Grease ants technically known as thief ants are the most common house ant species that are found anywhere in the USA. They are smaller at about 1.5 to 2millimeters.

The body is smooth and shiny without curvatures at the head and spine. The body has a small stinger that the ants can use for defense.

This ant species is known not to touch or even sting which results in much passive activity.

These pests can also invade your home and live underneath rocks, surrounding foundations, or decaying wood. They also could form colonies under bare soil.

Because grease ants build nests in many places.

Grease Ants – What do they look like?

Grease Amphoraesides are yellowish-green or dark brown. They're very tiny and their length ranges between 1/16 - 2/64 inches.

Kitchen ants in your house are your biggest source of grease ants. It's because your kitchen is all it needs.

Grease ant species cannot take a bite on sweet or sugary food so that using simple sugar baits can prove difficult.

Antennae of grease ants are often mistaken for those of the pharaoh ants, but the pharaoh Ant has three segments instead of two.


Grease Ant colonies commonly have about a hundred thousand workers. They are common across houses with a small amount that will easily get into sealed food packages.

These birds eat almost anything too, including dead animals fungal spores, larvae of host ants, etc.

They travel in set trails around the cabinet, over walls, and beneath the flooring and board.

Thief ants feed on grease and food greasy proteins or deceased insects and occasionally they steal food from or feed upon nests of other ants.

When a colony has a reliable and stable nutrition source, they don't have as many worker ants since they have enough food readily available.


The mate for grease ants happens from July through autumn. Queens could take anywhere from 27-301 eggs a day. A human egg develops into a fully mobile worker in around 52 days.

A newly-crowned grease ant appeared similar to its mate in its young but without color in the first half.

The coloration brought about by the chitin is typically at the age of about 2 days and it is so difficult to differentiate the younger ants and older ants.

As they grow older and stronger the skin becomes darker. Queen and drones have wings that can mate when they fly. During a flight, they mate.


There were reports of many ants living around the tropics that have access to foods such as olive oil, meat, and animal grease. Grease can be a source of diseases.

Grease ants can cause food to contain pathogens when they search inside your food. One member said he faced difficulties preserving his insect collection from this predator.

They're also called an intermediate host for poultry tapeworms and are also the intermediate host for disease-causing in poultry.

There have been reports on the country where these animals invade homes. Sometimes these animals leave their natural habitats and nest.

How do Grease Ants Invade Your Home

Because of their tiny size, it is easy for grease ants to slip in small voids around our home. Grease ants feed on dead insects or insect larvae or invade other ant species to steal their food.

Inside and out grease ants find no central location for a central nest. These birds will build two sets of two nests in different sections of your house and each nest will have one queen.

It's why finding their nests from their source can be tricky. The ants travel widely to search for food through the release of the scents called aromas that thief ants may share with their companion.

The majority of the ants that attack American homes, including pharaoh ants, ghosts, and crazy ants, are known as sugar ants.

Signs of a Grease Ant Infestation

The signs of invasion include small ants on tables and cabinets where all the food is kept.

Any areas where the majority of this happens are located where there are small drops of grease or oils left.

When you see a trail of these ants, you can follow it and check whether there's a nest there.

Controlling Grease Ants

The first step is identifying the type of ant bait. Different ants are different food preferences dependent on their stage of life.

Bait is not suitable for grease ant feeding outdoors. The recommended controls vary depending upon the location of the colony.

During a life span, some ants enjoy eating different types of food. Some species do not recommend the use of great bait.

Indoor Control

The insect food used is chemical bait mixed with grease or a vegetable oil or peanut oil mixture. Add 1 g of oil to 5 - 10 drops of bait on board or wax paper or in an insect station.

Place bait in areas where Ants can visit. If it didn't seem to attract ants use several drops or try another kind of oil.

Consider seeking professional help

An exterminator will be able to get you to find where nest locations are and will know how to use powerful baits and insecticides.

Seek a pest control company that is a pest management professional near you by calling them. We will help you choose the best pest exterminating contractor in the region.

Total Control – Ant Kit

The Ant Kit provides all the products and bait stations you need to treat all types of ants in the United States.

Inside the house

Mix ant baits from foods that attract them the most to trap them and kill the animals that attack them. You can use vegetable and olive oil and peanut butter to bait grease bugs.

There's a lot of ways to eliminate an infestation of ants.

What Attracts Grease Ants

Grease ants gravitate toward processed foods. They're prone to eat sweets, cereals, sugar-based foods and also eat dead insects and larvae.

The ants may take food and pupae from other species to consume as desired. It often starts colonies nearby the homes of other ants which usually live discretely among other ants.

Some groups may invade deeper underground networks and live among other ant populations. Even if you give them the kill, they take away resources.

Do Grease Ants Bite?

Grease ants will not bite, but the workers of some species may be induced to defend themselves by biting.

They can inflict a minor sting with their sharp mouthparts as most insects do. The termite is able to give you poison which causes discomfort or pain. A single grease ant has no effect on how it affects humans.

What Kills Grease Ants?

Insecticidal sprays are an effective method of killing grease ant colonies by eradicating both worker and queen ants on contact with some lasting effects against new mounds being created.

There have been reports of success when using a pyrethroid-containing aerosol, which will kill the ants on contact.

The best baits to use are protein-based with slow, long-lasting effects. Some examples include meat or cheese spreads and peanut butter, jelly, or bacon mixed with boric acid.

To attract grease ants, ant baits purchased from the market are combined with oil.

How To Get Rid Of Grease Ants

Grease ants are common insects that can be found in your home. They get their name from the fact that they love to eat greasy foods, so it is important to keep your kitchen clean and free of any spills or crumbs.

If you do find yourself dealing with a colony of grease ants, there are a few different ways you can kill grease ants.

Use chemical ant killer on outdoor colonies

No natural borax or commercial baits can be effective for grease ant colonies. Try to locate the colony, then spray it on an insect spray directly for toxic effects.

Is pyrethrin an active pesticide? Why do many people use pyrethrin? Pyrethrin is a natural ingredient found in plant flowers that kills ants upon contact and is not significantly harmful to pets or humans.

Combining insecticide sprays with ant baits is the ideal solution.

Use contact pesticides selectively, as they will also kill any beneficial insects that they touch such as ladybug or honeybees, as well as the ladybug or honeybee.

This is possible if a colony occurs near the house where the likelihood of indoor migration is real.

Bait indoor ants with borax

Mixing borax and cooling oil to kill ants. A mix of oil, lard, peanut butter, or grease will kill ants.

This technique will effectively be a good chemical ant bait to eradicate the whole colony within a few weeks of its establishment.

For most ants species the method is to mix it with sugar or another tasty material - grease ants don’t like sweets - this method is more effective if you blend it with lard or sorb.

Ants cannot digest foods and starve because they affect digestive systems.

How To Get Rid Of Grease Ants Naturally

There are a few different ways that you can get rid of grease ants naturally. One way is to use a spray that kills them.

You can either make your own or buy one from the store. Another way is to set up a baiting system. This will lure the ants into a trap so that they can't escape.

The old-school way of getting rid of ants is to use borax mixed with sugar water. This will kill the ants and it's a natural product.

For ant traps, most ant baits require the addition of grease or oil.

Grease Ants In Kitchen

Grease ants are a common insect to have in your home and it is important to be prepared for how to handle this type of pest.

The best way to prevent them from invading your kitchen is to keep your kitchen clean and free of any spills or crumbs.

If you do find yourself dealing with a colony of grease ants, there are a few different ways you can get rid of them.

One way is to use an insect spray that kills ants upon contact. The best baits to use are protein-based with slow, long-lasting effects and some examples include meat or cheese spreads and peanut butter, jelly, or bacon mixed with boric acid. You can either make your own or buy one from the store.

Best Bait For Grease Ants

Grease ants can reproduce and establish colonies quickly. A single grease ant has no effect on how it affects humans, but when the colony gets too large it might start to cause problems.

When you're trying to get rid of grease ants with a baiting system, make sure that the bait is protein-based and contains boric acid or some other slow-acting toxin.

Some good examples of bait for grease ants include meat or cheese spreads, peanut butter, jelly, or bacon mixed with boric acid. If you're having trouble getting rid of the ants, be sure to try one of these baits!


In the article how to get rid of grease ants, we have provided a variety of ways that you can solve your ant problem.

The process to get rid of grease ants is not so difficult. With the right knowledge and a little dedication, you can stop these pests.

From using chemical ant killer outside or inside your home to making borax mixed with sugar water as an ant deterrent, there are plenty of solutions for how to handle this pesky pest.

Get started today and find out how these tips work for you!


Frequently Asked Questions

How long does it take to get rid of grease ants?

Management of grease ants These ants are very persistent and are difficult to control.

Ready to use insecticides injected into cracks and crannies in the vicinity of the nest may be effective although re-emergence of the Ants after a week to 10 days is recommended.

What do grease eating ants look like?

The worker grease ants are smooth with their glossy bodies measuring between 1.5 and 2.26 mm in length.

The skin of grease ants curls after their deaths. They have two nodes a thorax without spine, tiny compound eyes antennae to 11 segments, and two rings.

How do I get rid of tiny ants on my kitchen counter?

Ants on Kitchen Counter You can easily remove the ants by using the solution with 50% water and White Vinegar. The vinegar attracts and removes pheromone marks and residues of ants.

You can also use dish soap and water solutions to clean the countertop and kill the ants you're finding.

About The Author:

Meet Mark Calhoun, a seasoned pest control expert in the realm our pest control company. With over 10 years of dedicated experience and Managing Editor. His primary mission is to furnish you with precise and invaluable DIY insights, ensuring your home remains pest-free while aiding you in distinguishing various household pests.
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