Highlights
- Killing only visible ants: Removing worker ants does not necessarily eliminate the colony.
- Using the wrong treatment: Different ant species have different nesting habits and treatment needs.
- Spraying around bait: Insecticides can interfere with bait by killing ants before they return to the colony.
- Ignoring food and water: Crumbs, spills, and moisture can continue attracting ants.
- Leaving entry points open: Small cracks and gaps can give ants easy access to your home.
- Skipping prevention: Cleaning, sealing entry points, and managing moisture can help reduce recurring problems.
- Knowing when to call a professional: Persistent activity may indicate an established colony that household treatments aren’t addressing.
Seeing ants marching across your kitchen counter is frustrating, particularly when you’ve already tried to get rid of them. You spray the visible ants, wipe away the trail, and assume the problem is solved, only to find another group appearing a few days later.
The problem may not be that you’re doing too little. You could actually be making some common ant control mistakes that allow the infestation to continue. According to the National Pest Management Association (NPMA), 31% of Americans have dealt with ant problems in their homes more than once, while only 24% can accurately identify different ant species.
Understanding how ants behave can help you avoid ineffective treatments and recognize when professional help may be appropriate.
1. Killing Only the Ants You Can See
When ants appear inside, your first instinct may be to spray them. While this can eliminate the ants currently crawling across your counter, it doesn’t necessarily address the colony.
According to the University of Minnesota Extension, the first step in controlling ants is identifying the species because different ants have different nesting locations, food preferences, and treatment needs. The most effective approach is generally to locate and treat the nest.
This explains why an infestation can seem to disappear after spraying and then return. The visible workers may be gone, but the colony can remain active elsewhere.
Instead of focusing only on individual ants, pay attention to where they are coming from. Following trails can sometimes reveal entry points or areas of activity.
Fun FactDid you know? Ant colonies can contain thousands of individual ants, meaning the handful you see inside your home may represent only a small portion of the colony.
2. Using the Wrong Treatment
Not all ants behave the same way. Some species prefer sweets, while others are attracted to proteins or greasy foods. Nesting locations can also vary significantly.
That makes identifying the ant important before deciding how to treat it. Using a random product without knowing what you’re dealing with may leave the colony untouched.
Carpenter ants are a particularly important example. They excavate wood to create galleries for their nests, meaning their presence can involve more than a simple nuisance.
If you’re seeing ants regularly but aren’t sure what type they are, avoid assuming that every species requires the same treatment. A professional can identify the pest and determine where the colony is likely located.
3. Spraying Around Ant Bait
Ant bait isn’t designed to work like a contact spray. Instead, worker ants consume or collect the bait and carry it back to the colony.
This is why immediately spraying ants around bait can be counterproductive. Killing or repelling workers before they return to the nest can interfere with the treatment process.
It can also make you think the bait isn’t working when you see ants continuing to gather around it. Depending on the product and infestation, eliminating a colony may take time.
If you’re using a commercial pesticide or bait, follow the product’s directions carefully rather than combining multiple treatments. Different products aren’t necessarily designed to be used together.
Fun FactDid you know? Carpenter ants don’t eat wood. They excavate it to create tunnels and nesting galleries.
4. Ignoring Food, Water, and Shelter
Ants enter homes because they find resources they need. Leaving those resources available can make it easier for an infestation to continue.
According to the U.S. Environmental Protection Agency, reducing access to food, water, and shelter can make a home less attractive to pests. The agency also recommends sealing entryways that pests can use to get inside.
Start with simple changes. Clean up crumbs and spills quickly, store food in sealed containers, and avoid leaving pet food sitting out for extended periods. Fix leaking faucets or pipes and address areas where moisture regularly accumulates.
Don’t forget about the outside of your home. Branches and shrubs touching the building can provide ants with a route inside. Sealing small gaps around windows, doors, and the foundation can also limit potential entry points.
These steps won’t necessarily eliminate an established colony, but they can make your property less appealing to ants.
5. Treating the Problem Once and Forgetting Prevention
Another common mistake is assuming one treatment will permanently solve every ant problem. If conditions around your property continue to attract ants, new activity can occur.
Prevention should therefore be part of your overall ant control strategy. Keep food secured, manage moisture, maintain landscaping, and pay attention to recurring trails.
If ants continue appearing despite these measures, the colony may be located somewhere you can’t reach with ordinary household treatments. Repeated activity can be a sign that the underlying source hasn’t been addressed.
Choosing Professional Ant Control
Professional ant control can provide a more comprehensive approach than simply treating the insects you see.
Proterra Pest Control’s ant control service serves Kennewick, Pasco, Richland, and other Tri-Cities communities. The company identifies common local ant species and provides treatment designed to address the source of the infestation rather than simply removing visible ants.
Proterra also offers options focused on longer-term pest management, including year-long service plans. Its ant control page notes that the company uses organic and premium products and offers a 27-point inspection as part of its broader pest control approach.
Professional assistance can be particularly useful when ants keep returning, you can’t locate the colony, or you suspect carpenter ants may be involved.
Stop Making These Ant Control Mistakes
Ant problems can be surprisingly persistent when treatments focus only on the insects you can see. Spraying visible ants, choosing the wrong treatment, interfering with bait, or ignoring food and moisture sources can all leave the underlying problem unresolved.
A better approach combines identification, targeted treatment, and prevention. Keeping food secured, managing moisture, and sealing entry points can make your home less attractive to ants, while professional treatment can address colonies that are difficult to locate or eliminate.
For homeowners in Kennewick, Pasco, Richland, and surrounding Tri-Cities communities, Proterra Pest Control provides professional ant control designed to address persistent infestations. When ants keep coming back despite your efforts, professional assistance can help identify the source and determine an appropriate way to address it.
Frequently Asked Questions
Why do ants keep coming back after I spray them?
Spraying visible ants may kill the workers you see without eliminating the colony. If the nest remains active, additional workers can continue emerging and entering your home.
Should I spray ants if I’m using ant bait?
It is generally best not to combine insecticide sprays with bait unless the product directions specifically allow it. Spraying can kill or repel worker ants before they have an opportunity to carry bait back to the colony.
What ant control services does Proterra Pest Control offer?
Proterra Pest Control provides professional ant control for homeowners in Kennewick, Pasco, Richland, and surrounding Tri-Cities communities. Its service focuses on identifying ant activity, addressing the infestation, and helping reduce the conditions that allow problems to return.
Greg Young
Greg Young is the President and Co-Founder of Proterra Pest Control, where he drives long-term strategic direction, operational growth, and customer experience initiatives.