The Ontario pest control slow season playbook.

The trough is real — Ontario pest searches in January run a fraction of July's. The operators who profit anyway sold the winter in October and spend February building the spring. Here's the calendar.

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What winter actually kills — and what it doesn't

Cold ends the outdoor season: wasps, mosquito, ants go quiet, and the emergency call volume goes with them. What survives indoors: mice and rats (already in the walls they entered in October), bed bugs (a 12-month market), cockroaches (multi-unit stock, year-round), and every commercial kitchen, warehouse, and facility with a compliance program. Winter marketing is a pivot from yard to structure.

September–November: sell the winter before it starts

Rodent-proofing campaigns — "mice in the walls" demand peaks as temperatures drop. Exclusion jobs (sealing, screening, done-right entry-point work) carry the highest tickets of the season.
Convert the season's one-timers — every summer customer gets the quarterly-plan offer before the season ends. A plan sold in October is winter revenue banked.
Commercial outreach — restaurants, property managers, and warehouses sign winter contracts in fall. One food-grade account anchors a truck through February.

December–February: run what's left, build what's next

Keep bed bug and cockroach campaigns live — urgency doesn't check the forecast, and CPCs often soften as competitors pause.
Shift budget, don't burn it — pause the outdoor-insect ad groups entirely. A dollar on "wasp removal" in January is a dollar lit on fire.
Do the account work — the restructure, the landing pages, the review backlog, the GBP services list. February's quiet is April's Quality Score.
Pre-sell spring — early-bird quarterly plans and mosquito season passes marketed to the existing list cost almost nothing and book the surge in advance.

March: the starting gun

Carpenter ants swarm with the first sustained warmth, and termite swarms follow in the corridor that has them. The accounts that win April built their seasonal campaigns in February — budgets loaded, ads approved, pages live — because the surge doesn't wait for a media plan. The full-year structure is in the Ontario guide.

The math that makes winter worth it

A quarterly plan sold in October at $120/visit is four visits of guaranteed route density. Twenty of them is a winter. The slow season isn't a demand problem — it's a product-mix problem, and the operators who treat it that way come out of February with fuller boards than they entered November. If the board's already empty, start with the six checks.

Your market: Windsor · London · Hamilton · Kitchener · Guelph · Burlington · Oakville · Cambridge · Sarnia · Chatham · Brantford · Woodstock · Stratford · St. Thomas.

FAQ

Asked on the route.

When is pest control slow season in Ontario?

Roughly December through February, with search demand bottoming in January. Outdoor insect work ends with the frost; rodents, bed bugs, cockroaches, and commercial contracts carry the winter.

What do pest control companies do in winter in Canada?

Rodent exclusion and entry-point sealing, bed bug and cockroach treatments, commercial route contracts, quarterly-plan service visits — plus the account and review work that sets up the spring surge.

Should I pause my Google Ads in winter?

Pause the outdoor-insect ad groups, keep the rodent, bed bug, and cockroach groups live, and reinvest the savings in the spring pre-build. Pausing everything resets momentum and hands the winter's remaining demand to whoever stayed on.

How do I sell quarterly pest control plans?

Offer them at the moment of proof — right after solving the one-time problem — and again in fall as winter insurance. Price against the single-visit rate, and anchor the pitch on prevention: the colony doesn't care that the last treatment worked.

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