Pest Control Essentials
The kit every homeowner should have on hand — so when a pest shows up, you're ready instead of running to the hardware store at midnight.
You don't need most of this on day one. The five items in the first section handle 80% of household pest situations. Add the rest as your situation calls for it — outdoor sprays in spring, sealing supplies in fall, and the specialty items only when you actually need them. Every product on this page links to Amazon (we earn a small commission at no cost to you — see our affiliate disclosure).
The starter five
If you only buy five things from this page, make it these. Total under $50, handles the most common household pest problems.
-
Cheap glue boards that catch insects you didn't know you had. Place in corners, behind appliances, under sinks — they're your early-warning system for everything from spiders to cockroaches to silverfish.
-
Sealing entry points is the single highest-leverage pest control move. One tube + a $10 gun closes the gaps mice, ants, stink bugs, and centipedes use to get inside.
-
Mice will chew through foam, plastic, even drywall. They cannot chew through steel wool. Stuff into any hole before caulking, every time.
-
The single most effective answer for indoor sugar ants. Don't kill the foragers — let them carry the bait back. Trail clears in 5–10 days.
-
A 24-pack costs under $15 and out-performs every fancy electronic alternative. Bait with peanut butter, set perpendicular to walls.
Sprays & bait for when you actually see something
The reach-for-it products that handle most active sightings. Read every label — pesticide misuse is a real risk, especially with pets in the house.
-
Perimeter spray for the exterior of the house. Treats a 3-foot foundation band and stops most crawling insects before they get inside. Reapply every 3–4 months.
-
27-foot jet stream means you can treat a wasp nest from a safe distance after dark. Worth keeping one can in the garage at all times during wasp season (April–October).
-
The single most effective DIY product for roaches. Pea-sized dabs in cracks, not open surfaces. Workers carry it back to the colony.
-
Mechanical insecticide that dehydrates anything with an exoskeleton. Dust into voids, under appliances, along baseboards. Pet-safe in normal use, lasts indefinitely on the shelf.
Sealing & exclusion
The work that prevents the next infestation. Most pest pros will tell you exclusion matters more than treatment.
-
Specifically formulated to deter pests and seal larger gaps. Use over steel wool — never alone (rodents chew through plain foam).
-
The 1/4-inch gap under most exterior doors is a wide-open entry point. New weatherstripping is a 15-minute job that closes a major route for stink bugs, mice, ants, and centipedes.
-
Stainless mesh roll. Sized to keep mice out (and most large insects). Use over vents, crawl-space openings, foundation gaps, and at the base of trees as vole protection.
-
Adjustable rubber bottom that screws onto the inside of an exterior door. Closes the gap properly even after weatherstripping wears down.
Yard & outdoor
Pest pressure inside the house starts in the yard. These four cover the most common outdoor sources.
-
BTI tablets that float in any standing water — rain barrels, blocked gutters, pond edges — and kill mosquito larvae for 30 days. Pet-safe, fish-safe, bird-safe.
-
Hose-end perimeter spray that treats the lawn and shrub edges for mosquitoes, ants, and ticks. Reapply every 4 weeks during the active season.
-
Broadcast around the foundation in spring. Kills earwigs, ants, and other ground-dwelling pests hiding in mulch and ground cover.
-
Spray onto pants, socks, and boots (outside, let dry). Lasts 6 weeks or 6 washes. The single best tick prevention if you spend time in tall grass or woods.
Safety gear
Pest cleanup involves droppings, sprays, and tight crawl spaces. Don't skip the protective gear.
-
For handling traps, cleaning droppings, applying any pesticide. Buy a box of 100 — they're under $15.
-
Mandatory when cleaning rodent droppings (hantavirus risk). Also useful when applying dust insecticides or working in attics and crawl spaces.
-
Eye protection when spraying anything overhead. A wasp falling toward your face is bad enough without venom and chemicals getting in your eyes.
-
Frees both hands for inspecting crawl spaces, attics, and behind appliances. The most-used pest-control tool in this list after the caulk gun.
Specialty (only when you need them)
Don't buy these proactively. Add them when the specific situation comes up — bed bug exposure, attic squirrels, termite suspicion.
-
Zippered bed-bug-rated cover. Buy if you travel a lot, have a guest who might have been exposed, or as part of an active bed bug treatment. Leave on for at least 12 months once installed.
-
Sit under bed legs. Bed bugs can't climb their slick interior. Physically isolates the bed AND serves as an ongoing monitor. Worth installing during any bed bug scare even before you're sure.
-
Granular BTI that you sprinkle on potted plant soil to kill fungus gnats, or steep in a watering can. Same active ingredient as Dunks, sized for indoor use.
-
Driven into soil around the foundation as an early-warning monitoring system. Will not treat an existing termite infestation — for that, get a pro inspection.
Common questions
Do I really need all of this?
No. The five items in the first section handle most household pest situations — that's under $50 total. Add the sprays-and-bait section when you actually have an active problem. Add the yard section in spring. The specialty items are only worth buying when the specific situation comes up.
Is any of this dangerous to pets or kids?
Most items are safe when used as directed. Notable exceptions: never use loose rodenticide bait — only inside locked bait stations. Permethrin clothing spray is toxic to cats while wet (let it dry fully). Liquid pesticide sprays should dry before pets walk on the treated surface. When in doubt, read the label. Mosquito Dunks, food-grade diatomaceous earth, and the snap traps are pet-safe in normal use.
What's the absolute cheapest version?
Steel wool + a tube of silicone caulk + a 24-pack of Victor mouse snap traps + a 6-pack of Terro liquid ant baits + a roll of weatherstripping. Total: about $30. That genuinely covers the two most common household pest problems (mice and ants) plus the prevention to stop the next one.
How long does pest-control stuff stay good in storage?
Liquid sealed baits (Terro, Advion): about 2 years sealed. Caulk and foam: 2–5 years in the unopened tube. Sprays (Spectracide, Ortho): 2–3 years from manufacture; check the date on the bottom. Steel wool, hardware cloth, weatherstripping: indefinite. Diatomaceous earth: indefinite as long as it stays dry. Mosquito Dunks: 2 years in the unopened bag.
Product links above search Amazon. Once our Amazon Associates application is approved, these links will earn a small commission at no extra cost to you.