Dana Shaw

Nothing gets a treatment until it has a name

When a message lands that reads "there are little bugs in my kitchen, what do I spray," my honest first answer is never a product. It's a set of questions. What does the damage look like? Where exactly are they, and at what time of day? Are they moving in a line or scattered at random? Most of the pest problems I end up writing about got worse because someone bought a spray for the wrong insect. Odorous house ants and carpenter ants look similar to a worried homeowner but call for opposite responses. Pantry moths and clothes moths live in different rooms and destroy different things. Bed bug bites get blamed on fleas, flea bites get blamed on bed bugs, and the treatment for one does almost nothing for the other. That is why every identification piece I write for our Pest Library starts the same way: slow down and read the evidence before you read a label.

The evidence is usually indirect, because you rarely catch the culprit in the act. What you get instead are droppings, shed skins, gnaw marks, a greasy rub-line along a baseboard, sawdust-like frass under a windowsill, or dark specks pressed into a mattress seam. I have learned to treat those as a language. Rice-grain droppings that taper at the ends point to mice; blunt, larger capsules point to rats. Pepper-like specks and pale cast skins in the folds of a mattress point to bed bugs, not fleas. Clean, semicircular notches cut from the edge of a rose leaf are the calling card of a leafcutter bee doing no real harm at all. Getting the name right is not a formality — it decides everything that comes next, and sometimes it decides that the right answer is to do nothing.

Prevention is the treatment most people skip

Once something is identified, I work the way Integrated Pest Management asks me to: least-toxic first, chemicals last, and only when the gentler steps cannot carry the load. In practice that means the first tools are a caulk gun, a bag of steel wool, a vacuum, and a rubbish routine — not an aerosol can. Pests come inside for three things: food, water, and shelter. Take those away and most of the pressure drops off on its own.

So before I recommend any product I walk the perimeter the way I would in a Prevention and Home Protection guide. Gaps around utility penetrations where the cable or the water line enters the wall. Weatherstripping under a door with a half-inch of daylight showing beneath it. A dripping hose bib quietly watering a colony you will never see. Crumbs behind the toaster, pet food left down overnight, a recycling bin of sticky cans by the back step. Exclusion — physically sealing the openings — is the single most durable fix I know, because it stops the next wave, not just the one in front of you. A snap trap catches the mouse that is already inside; a sealed gap the width of a pencil stops the ten that were about to follow. When people tell me a problem "keeps coming back," nine times out of ten the sanitation and exclusion work was never really done.

Matching the method to the pest

When treatment is genuinely warranted, the format matters as much as the ingredient, and this is where a lot of money gets wasted. I match method to biology.

For cockroaches, gel bait tucked into the cracks and voids where they actually harbour beats spraying open surfaces, and total-release foggers are close to the worst option — they scatter roaches deeper into wall cavities and rarely reach where the insects live. For ants, I want a slow-acting bait the foragers carry back to feed the colony and the queen; spraying the trail you can see kills the workers on the counter and leaves the nest intact to rebound within days. For mice and rats, I lean on well-placed snap traps set flush against the wall on the runway, backed by exclusion, rather than scattered baits that send a poisoned rodent off to die inside a cavity where you cannot reach it. For bed bugs, nothing is a single-step job: it is a sequence of laundering on hot, methodical vacuuming, mattress and box-spring encasements, and repeated follow-up, because the eggs are the part that survives the first pass. Bait, spray, trap, or simply seal-and-clean — each is a tool with a specific job, and using the wrong one confidently is how a small problem becomes a standing one.

The label is the instruction manual, not the fine print

When a pesticide is the right call, I read the label the way other people read a contract, because in the United States the label is the law — using a product in a way its label doesn't allow is both unsafe and illegal. I look first at the signal word, because it grades acute hazard: Caution is the mildest, Warning is a step up, Danger is the most severe. Then the site of use, which tells me where a product may legally and safely be applied — a lawn concentrate is not a kitchen product, and "for outdoor use only" means exactly that. Then the target pests, the mixing rate, the protective equipment the label calls for, and any re-entry interval that says how long people and pets should stay off a treated area.

I surface those details in reviews because the label answers questions marketing never will: whether it is safe around edible plants, what to keep pets away from and for how long, and what the active ingredient actually is. If a product's web page contradicts its label, the label wins — always. And I say plainly in every treatment guide that if anyone swallows a product, or a child or pet is exposed, the move is not to search symptoms online; it is to call Poison Control, a doctor, or a vet right away, with the container in hand so the ingredients can be read out.

Where DIY stops and a professional starts

The most useful sentence I write is often "this one isn't a DIY job." I am not a licensed applicator, I do not treat homes for a living, and part of working honestly is knowing the edge of what a homeowner should take on. I route people to a professional for subterranean termites, where the damage is structural and the treatment involves specialised equipment and soil or bait systems; for large or established rodent infestations already living in wall voids and subfloors; for stinging insects nesting high up or in real numbers, especially where anyone in the house is allergic; and for anything that keeps returning after honest exclusion and sanitation, because recurrence usually means a hidden source that a trained set of eyes should track down.

That is also where our Professional Pest Control and costs pages earn their place. I would rather explain what a termite inspection or a rodent-exclusion job typically involves, and roughly what it runs, than sell someone a twenty-dollar product that cannot solve a two-thousand-dollar problem. Health-vulnerable households — pregnancy, small children, asthma, weakened immune systems — get that steer toward a professional sooner rather than later, because the calculus there is not about cost, it is about exposure.

Why I write "best" guides the slow way

All of this shapes how I approach our Product Reviews and best-of guides. A "best ant bait" pick is worthless if the reader actually has carpenter ants chewing structural timber, so identification comes first even inside a shopping guide. I want the active ingredient named, the label read, the pet-and-child cautions pulled to the surface, and the honest note that the cheapest fix is frequently no product at all — a sealed gap, a wiped counter, a fixed leak. Identify it first, then deal with it. Everything I do sits on that order, because get the name wrong and the best product in the world is still the wrong one for the job in front of you.