Bed bugs in Michigan: how to confirm them, what works and what does not

Start with the bug, not the bite

Bites feel like proof and are not. The Michigan Department of Health and Human Services (MDHHS) says the only way to be sure you have bed bugs is to find a live bed bug, and that bites alone cannot confirm it. That matters because a company that quotes a treatment on the strength of bites has not yet shown you the thing it is treating, and Michigan’s MCL 324.8313(12) bars an applicator from saying a treatment is necessary for a pest that is not present or likely to occur.

So search methodically. Oakland County’s health division lists blood spots and cast skins on sheets, pillows and mattresses as signs. Check the seams of the mattress, the headboard and the places where bedding meets the frame, with a flashlight and a card to scrape along the seams. The EPA says bed bugs are visible to the naked eye, so you do not need a lens. When you find one, keep it alive or sealed in a container, and photograph it next to a coin.

What bed bugs are not

Three ideas keep people from acting sensibly. The first is that bed bugs mean a dirty home. MDHHS says they are not a sign of a dirty home or poor personal hygiene, and the EPA says they are attracted to warmth, blood and carbon dioxide, not dirt. The second is that they spread disease; both agencies say they are not known to. The third is that they stay in the bed. MDHHS says they travel on furniture and luggage and can move between units in multi-unit housing through walls, ceilings and hallways, so a neighbor’s problem can become yours.

None of that makes them harmless to your sleep or your budget, and the bed bug service page covers what a visit involves. It does mean you can treat the first week as a fact-finding week.

What MDHHS and EPA say not to do

MDHHS says bed bug foggers, often called bug bombs, are not effective at killing bed bugs, that many all-natural sprays are ineffective, and that rubbing alcohol is not recommended, since its effect is limited and it is highly flammable. The EPA says total release foggers use flammable propellants and can cause a fire or explosion if misused. It says foggers should not be the only method for bed bugs, and that you should never use an outdoor product indoors. Read the label of anything you do buy: it is the instruction, and the EPA says pesticide products must be registered.

For furniture and clothing, MDHHS says to avoid used mattresses and secondhand upholstered furniture and to wash second-hand clothing in hot water and dry it on high heat. Its guide also advises high heat for bedding in the dryer, a line we have only from fragments of the PDF, so confirm the time on the current guide before you rely on it.

What treatment involves

The EPA describes bed bug control as integrated pest management: inspection, steps that do not use chemicals, treatment where needed and monitoring afterward. It says control takes time and patience because bed bugs reproduce quickly and the eggs resist many methods. It also says resistance to some pesticides is documented in some areas and that pesticide applications alone will not easily eliminate an infestation. The EPA has registered more than 300 products for bed bugs in seven chemical classes, most for consumers and a few for specially trained professionals, and recommends consulting a professional to inspect and treat. MDHHS calls elimination complicated and labor-intensive and recommends an experienced professional.

We do not rank heat treatment against chemical treatment. Ask each company which methods it uses, why, how many visits are in the price and what it will do if bugs return between visits. A plan with follow-up inspections is the realistic shape of the work.

Who may treat, and when you may not

MDHHS says businesses that apply insecticides for hire must be licensed with MDARD and applicators must be certified or registered. Our license guide shows what to ask for. As for doing it yourself, nothing we can cite requires a homeowner treating their own home with a general-use product to hold a license, because the licensing duty attaches to applying for a commercial purpose or in the course of employment. MDHHS goes further than the law in two places: it says it may not be legal to treat bed bugs yourself in some settings, and that renters should ask landlords to hire a professional. It also says it is not legal in Michigan for people to use pesticides to treat schools, daycares or other public places without special training.

Cost and contracts

Our estimate for bed bug treatment is $2,100 to $5,650 per home, or $250 to $565 per room. It is a model built from one published national range and adjusted for what Michigan pest control workers are paid, not a quote, and the bed bug service page shows how it is built. MDHHS’s undated booklet, the only government cost line we found, says professional treatments usually cost several hundred dollars a visit. Read it as an old pointer rather than a price. When a company gives you a number, ask what it includes: the inspection, each treatment, follow-up visits, the retreatment terms and anything you must do beforehand. The guide to one-time and recurring plans has the questions to ask about a contract, and the fumigation page covers the one structural method that does not rely on spraying surfaces.

The quiet cost of bed bugs is delay. People wait weeks for the bites to prove it, or spend them on sprays that MDHHS says do not work. Spending that time on a confirmed specimen and two written inspections is cheaper than either.

A short plan

Confirm with a live bug. Do not use a fogger or alcohol. If you rent, write to the landlord today and read the rental guide. If you own, collect two or three specimens and photos, ask two companies to inspect, and compare what they name, what method they propose, how many visits the price covers and what happens if the bugs come back. Do not buy used mattresses or secondhand upholstered furniture while you are dealing with it, and wash and dry second-hand clothing hot.