You keep getting bed bugs after treatment because of surviving eggs, incomplete initial treatment missing hidden bugs, reintroduction from outside sources (travel, neighbors), or bed bug resistance to chemicals, requiring thorough follow-ups and prevention to break the life cycle. Seeing bugs right after treatment can even be normal as they try to escape chemicals, but continued sightings signal a persistent issue.
Some bed bugs have developed a resistance to common pesticides. It's almost like decades of products being used on them have built up immunity. So even if the spray hits them, they might just shake it off and carry on with their day.
How can I prevent bed bugs from returning?
Yes, bed bugs can come back after a year. Bed bugs are excellent at reproducing and building up their colony size if they aren't fully eliminated. If you used a DIY treatment that didn't eliminate all the bed bugs in the colony, then there's always the chance that they'll remain in hiding until they've reproduced.
Bed bugs have different life stages, and some treatments might only target certain stages, allowing the surviving nymphs or eggs to mature and continue the infestation. Multiple follow-up treatments might be necessary to eradicate all life stages effectively.
There is the 100 percent diatomaceous earth that is an insecticide labeled for crawling insect pests. There is a 100 percent DE that is used as an animal food additive (also works well for killing bed bugs).
Heat Treatment – Raising the temperature in an infested area to lethal levels for bed bugs, ensuring complete extermination without chemicals. Chemical Treatment – Targeted pesticide application in cracks, crevices, and common hiding spots to eliminate bed bugs at all life stages.
Squishing bed bugs spreads eggs, larvae, blood, and waste, making the infestation harder to control.
One of the frequently asked questions is: “when can I be sure the bed bugs are gone?” After three weeks of professional treatment, if you don't notice any signs of infestation like bites, live bugs, fecal matter or casts skins, then it is likely that the bed bug infestation has been controlled.
After your treatment
You must not: enter your home for at least two hours afterwards because the insecticide spray can be harmful to people and pets. vacuum the carpets for at least 15 days to allow the spray time to work.
If the room is heavily infested, you may find bed bugs:
Natural fabrics like cotton, linen, and wool are great choices, as they are durable and can deter bedbugs. Synthetic materials, like tightly woven polyester and microfiber, also keep these pests away.
Bed bugs usually come from places where people sleep or rest for long periods. Hotels, motels, dorm rooms, and apartment buildings are frequent hotspots. Public transportation, movie theaters, and waiting rooms can also harbor bed bugs. Bed bugs often latch onto luggage, backpacks, purses, or clothing.
It will take at least three weeks to be rid of bed bugs. Here's why: Preparation usually takes about a week. Insecticides often don't kill the eggs, which take about two weeks to hatch—the pest management professional (PMP) should reinspect and apply more insecticides if needed two full weeks after the first treatment.
A bar of soap under your mattress could help deter bed bugs from infiltrating your abode. But, not just any old bar soap will do! Bed bugs aren't huge fans of cedar or peppermint scents.
Vacuuming is a crucial tool in bed bug management and is especially useful to quickly remove visible bed bugs when found in large numbers.
Encasements are also useful in preventing a bed bug infestation from starting. Bed bugs like to hide inside of mattresses, in the mattress seams, and especially in the cracks and crevices on the box springs. Once the mattress and box springs are sealed inside encasements, bed bugs don't have anywhere to hide.
Because bed bugs are attracted to warmth where they're most likely to find their food source, using various methods to heat the suspected infected areas could be helpful. Try heating your bed (or any infected area) with a steamer, blow dryer, or heater to bring bugs out of hiding.
You can use your washing machine and dryer to kill bed bugs infesting clothes and other washable items. Clothes laundered in hot water and/or dried in temperatures hotter than 122°F for 20 minutes will kill all stages of bed bugs. This is typically the medium-high setting.
Households had their own methods of controlling bedbugs. Wicker traps were in common use. They were placed behind the headboard and tempted bedbugs with what seemed to be a perfect hiding place. Each morning, the trap would be emptied into boiling water, killing adult bedbugs and nymphs.
Bed bugs can reproduce rapidly. Females will lay one to five eggs per day, and one female can lay between 200-300 eggs over her lifetime. The eggs are white, about 1/32-inch long, and are covered with sticky glue that keeps them attached to the surface where they are laid.
However, they become active at night, between midnight and 5:00 am. It is during this time, when the human host is typically in their deepest sleep, that bed bugs like to feed. Bed bugs are known to travel many yards to reach their human host.
Light Bed Bug Infestation
Minimal fecal staining (small black stains in areas of travel, feeding, and harborage). Fecal stains will be anywhere the bed bugs hide or travel and can be used to detect hot spots. Minimal cast skins (exuviae are the skins shed during the molting process).
Bed bugs do not like to climb or stay on smooth plastic materials. Placing small items in plastic containers or in sealed heavy-duty plastic bags will prevent bed bugs from infesting the items. In an infested home, placing clutter in plastic containers will make bed bug elimination efforts easier.