Solenopsis molesta

Thief emmet , genus Solenopsis molesta , certainly live on up to their name . They are midget , less than 1/32 inch long , and lean to site their nests next to those of other ant specie .

This makes it commodious for them to steal food and larvae to feed the phallus of their own colony .

These particular pests are one of the minuscule mintage of ant around the worldthat commonly infest houses .

A group of Solenopsis molesta. The insects are feeding on a greasy substance on a soft focus background.

Photo by Andy Reago and Chrissy McClarren via Wikimedia CommonsCC BY 2.0. Cropped.

Their lilliputian sizing makes them formidable opponents . It enable them to snarf into box food , and hide almost undetectably in fissure in your plate .

We link to vendors to help you find relevant mathematical product . If you buy from one of our links , we may realize a commission .

Outside , these pismire feed on dead insects and rodent , which can conduct disease to human race .

A vertical picture of a group of Solenopsis molesta, thief ants, feeding on a greasy substance, fading to soft focus. To the top and bottom of the frame is green and white text.

Photo by Andy Reago and Chrissy McClarren via Wikimedia CommonsCC BY 2.0. Cropped.

These insects can be unmanageable to manipulate , but we will give you some tip on how to battle these tiny , persistent pests .

What You’ll Learn

How to Distinguish Thief Ants from Pharaoh Ants

S. molestaare oftentimes confused with thedreaded pharaoh ants , genus Monomorium pharaonis , but telling them apart is comparatively straightforward .

Both insects are yellow to Robert Brown in color , but pharaoh ants are much large .

The feature film of their transmitting aerial are major secernate factors . Those of thief pismire have 10 segments and end with an outstandingly prominent club that has two segments .

A vertical picture of a group of Solenopsis molesta, thief ants, feeding on a greasy substance, fading to soft focus. To the top and bottom of the frame is green and white text.

In direct contrast , the feeler ofM. pharaonishave 12 segment and terminate with a three - segmented cabaret .

The waists ofS. molestahave two nodes , while the thorax lacks spines .

If you are disinclined to scrutinize them too intimately , the trails hold another clue . Thief ant trails are well - define , while pharaohs only make trails once they have discover food or water system .

A close up of a Solenopsis molesta, a light brown insect with wings and a bulbous rear body pictured on a white cloth surface close up, fading to soft focus in the background.

Colonies

Especially vulgar on the East Coast of the US , stealer ant colonies are unco lowly .

They are comprised of only several hundred to a few thousand worker ( in contrast withArgentine antsthat have colonies containing millions of louse ) , although they unremarkably have multiple queens .

A colony with multiple poof can continue to thrive long after one of the queens dies – unremarkably a end knell to a colony that contains only one queen .

A close up of Solenopsis molesta insects on a white cloth pictured close up.

These Colony are often place nigh to those of other ant species , so the slight thieves can slip their food , larvae , and pupae .

When these insects build their nests , they can readily adapt to their environment . They are every bit at home inside your mopboard , or outdoors in exposed soil , underneath stone and bricks , or inside decay logs and tree diagram ambo .

In your home , these diminutive pestis will nestle in cracks , crevices , and wall void , behind baseboard , and under countertop . This can make them particularly difficult to find .

A close up of a Sonelopsis molesta with a light brown body on a rocky surface with a soft focus background.

The one affair unwashed to these unlike habitats is that they are all tight to intellectual nourishment and water .

S. molestaswarm any time from summer to other fall . They couple in flight , and a lonesome fagot can start a new colony .

Food Sources

stealer ants do n’t just steal the food and use up the larvae of other coinage . They will use up almost any kind of organic issue , place from deadened gnawer to honeydew melon and seeds .

They are also fond to the food in your pantry , and are more likely to enter houses in search of food and water during blistering conditions .

Once inside your habitation , they will corrode pretty much anything – fatty and sebaceous heart and soul , food grain , sweets , dairy ware , nuts , and veggie vegetable oil .

Article image

They will form trail from the food for thought to their nest , taking their tasty treats back to the colony .

Prevention

There are a figure of steps you could take to prevent an infestation of these diminutive , thieving pests .

Move Potential Nest Sites

You do n’t want these pestilence nesting by your house , so move anything they might use to nest in away from your foundation . This include mulch , botany , firewood , and landscape timbers .

Limit Access to Moisture

Since they are attracted to moisture , you should fix leaky pipes and spigot , unclog gutters , and repair any downspouts that do not work properly .

Sanitation Is Key

belittle access code to food sources . Keep food in sealed containers , and clean up any pet food each night .

check that your countertop are white , and do n’t leave dirty dishes in the cesspool overnight .

Keep your floors clean by sweeping and mopping , and take your food waste out regularly .

Article image

How to Control Indoor Infestations

Once you have determined that your infestation is indeedS. molestaand not a unlike metal money , there are a few thing you could do to exterminate them . Members of this metal money are also known as “ soil ants ” due to their penchant for grease , while Pharaoh of Egypt , M. pharaonis , tend to prefer sweet .

Find the Trails

Your first step will be to locate the forage trails , which will lead to the settlement . This can be a bit difficult , since workers may only be visible some of the time .

If you find that the insects are coming inside from exterior of your family , seal the opening they utilise to enter your home .

Limit the Number of Foraging Workers

Experts advise againstonlytreating an plague by spraying your mansion with insecticides .

This unretentive condition method acting will kill only the visible members of the colony and is potential to make control more difficult in the long run . The colony will uphold to spring up in size and will become more difficult to exterminate .

However , limiting the numbers in your abode by spraying or using boracic acid detritus , and vacuuming up the insect to remove them , will serve keep the possible spread of disease at bay .

Article image

Use Insecticides with Caution

Insecticides are frequently less effectual against stealer ants than they are against other specie .

If the infestation is inside your habitation , you’re able to interpose a dust or aerosol insecticide into your skirting board through cracks or crevices .

fortuitously , less toxic insect powder like those used to eradicate fleas can be used to control them inside the home .

One model is Zoecon Precor 2000 Plus Premise Spray , which contains the insecticide methoprene . It is usable in 16 - troy ounce spray cans fromWellmark International via Amazon .

Zoecon Precor 2000 Plus Premise Spray 16 - Oz . Spray Can

Alternatively , you could inject a dust into your wall using the boracic acid based product BorActin Dust , useable from Rockwell Labs Ltd. via Amazon .

BorActin Insect Dust Insecticide with Boric Acid

Boric back breaker has very scurvy perniciousness to human and positron emission tomography , but you ’ll still need toexercise caution when using any chemicalsin your home and garden , specially if you have children .

Ant Baits

Once you have found the trail , you may place bait traps next to it . A lubricating oil or protein bait is best , given their druthers for eating insects and brute .

Raid Ant Baits III are uncommitted that control the insecticide avermectin , at passing down concentrations that are nontoxic to mankind and pets .

Raid Ant Baits III Bait Stations

you could buy a 4 - large number of childproof hook stationsfrom Raid via Amazon .

A Note of Caution:

Always use chemical merchandise safely . Read the label and product information . pay up attention to any risk indicant and follow the safety equipment instructions on the recording label . If in doubt , try professional advice .

One vantage of limiting the food reference available in your home is that the insects will be much more likely to take the bait back to their settlement – which can pop the nance and potentially eradicate the whole nest .

A possible tortuousness here is that if the settlement contains multiple queen and not all are killed , they will be able to start new nest and the trouble will continue .

How to Control Outdoor Infestations

While come-on stations are the common go - to method to control those metal money that may have set up colonies in your railway yard , this approach shot does not exploit well with thief pismire .

Your best bet is to hunt down their nest and process the infestation in your one thousand with compressed aviation sprays of a residual insect powder that is approved for use in your state .

It may be difficult to situate the nest or nests . If this is the case , you could spray the margin of your house with insecticide to attempt to keep them from sire into your home base .

Consider Professional Exterminators

Since thief ants can be so difficult to exterminate , you may desire to consider bring in a licensed pestilence control professional .

He or she will be able to help you ascertain where the nests are in your yard , and they have accession to more powerful baits and insecticides that may be applied .

You Can Defeat These Tiny But Mighty Ants

The small size of stealer ant lets them obscure in cracks and fissure in your nursing home , and even start nesting there .

While often difficult to distinguish from pharaoh emmet , it is vital to do so because the control measures differ well depending on which species has taken up hall .

This species can be extremely hard to manage , but if you follow our tips you should be able-bodied to prevent and control plague .

And read on for more information onhow to control antsin your home :

© Ask the Experts , LLC . ALL RIGHTS RESERVED.See our TOSfor more details . Cartesian product photos via Raid , Rockwell Labs Ltd , and Wellmark International . Uncredited photos : Shutterstock . With additional composition and editing by Clare Groom and Allison Sidhu .

About

Helga George , PhD