Pest Control 101: How Long Does Pest Control Take To Work?

If you’ve reached the point of calling pest control, you may be asking, “how long does pest control take to work”. Depending on how severe the situation is, it may range from a few days to a few weeks.

Here’s a brief rundown of how to go about things like these.

how long does pest control take to work


How Long Should You Wait After Pest Control?

As stated earlier, the length of pest control procedures depends on the kind of service you availed and the ability of the company you picked.

For example, a preventative treatment for common pests like ants or cockroaches can take 15 to 30 minutes. More extreme services like pest removal or extermination can take a good chunk of the day.

After the procedures, many will recommend a wait time of at least two to four hours. However, it may take a whole 24 hours with more extreme services before settling back in.

On the other hand, pest control treatments can take a few days to weeks if you have an infestation on your hands, which depends on how severe it is.

It’s essential to exercise caution with newly treated homes to avoid health problems related to the sprays or chemicals remaining afterward.

Moreover, if you want to be sure of the waiting time, you can contact a good pest control company as service wait times can vary on a case-to-case basis. We can help you decide which companies best suit you with our handy guide on which pest control company is the best.


How Long Does It Take To Eliminate Bugs After Extermination?

The treatments eliminating all the vermin are ideal circumstances, but this isn’t always the case. In some cases, you can see pests running about after treatments take place.

Don’t panic, though; these pests could be coming out of their hiding places due to spraying. You can feel assured knowing they’ve come in contact with the chemicals and will completely die out in time.

How long, you may ask? The time it takes to kill pests depends on the severity of the infestation.

You could look at a period of a few days to possibly a few more weeks. Rest assured that there will be a reduction in pest activity within this time until the problem gets solved in the long term.

Take note to clean up dead pests lying around as a result. Vermin corpses can attract more pests, so check every treated nook and cranny for escaping or dying critters.

Of course, in some cases, worse can come to worst. In these scenarios, pest control can visit your home more than once.

Despite the circumstances, it’ll still be worth it to eradicate bad infestations. For more information on pest control visits, here’s a helpful article about how often should pest control be done.


What Should You Do When Pest Control Treatments Are Finished?

Now that we’ve covered possible wait times after pest control does its thing, let’s go over things you need to do once your pest control company gives the OK signal.


Discard exposed food

If by any chance, you accidentally leave food lying around, it may no longer be safe for consumption. Even if pest control uses organic sprays, there’s never a guarantee the food will be 100 percent safe.


Avoid deep cleaning

Cleaning immediately could accidentally remove chemicals that could deal with vermin. Pest control services can tell you when it’s OK to start cleaning.

A rough estimate would be to keep things untouched for at least a week for the chemicals to do their magic.


Exercise caution

Many pest control companies recommend handling treated areas carefully in the same vein. Use protective gloves to unwrap and unpack your belongings when it’s OK to return home.

Sometimes, the chemicals may have adverse effects on the homeowners’ health. Communicate with the pest control company if anyone in your home has any allergies or sensitivities before you can settle back home.


Apply preventative measures

After pest control does its thing, you want to ensure you don’t attract any more unwanted vermin.

Start with your pipes. If you notice them leaking, the water can reattract more of these unwanted guests.

You’ll have to repair or tighten your pipes to avoid any nooks and crannies located by the pipes becoming potential breeding grounds for creepy crawlies.

Dispose of any paper you have lying around. Yes, old paper can attract different kinds of vermin into your home.

You can throw out or recycle any scratch or used paper as a way to prevent pests from returning.

Moreover, as stated earlier, pests you see still running about will start dying. You can clean those up when it’s OK to clean to prevent vermin from returning and reinfesting the home.



When you’ve reached the point of having to call pest control, you’ll have to learn to be patient when wanting to rid your home of these unwanted pests. Still, the wait will be worth it to make your home a cleaner and healthier environment.

Keeping in touch with pest control and asking how long does pest control take to work can ensure you and your home will be in good hands.

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