Ottawa guide · 7 minute read
Fall home maintenance checklist for Ottawa homeowners
The Ottawa fall order of operations: aerate and overseed from late August, clean windows by mid October, switch to winter tires when overnight temperatures reach 7°C, clean gutters after the main leaf drop, and shut off outdoor water before the first hard frost. The sequencing matters more than any single task - fall punishes the wrong order.
Late August to mid October: the lawn
Core aeration tops the list because everything else lawn-related depends on it. Ottawa clay compacts over the year; the fall growth surge is when the lawn can actually use the relief. Overseed immediately after - the open holes are the best seed bed of the year - then keep the seed damp for two weeks.
Last fertiliser application goes down late October: it feeds root storage rather than blade growth, which is what the lawn draws on next April.
Early September to mid October: windows
Clean them before the leaves come down, not after. Summer dust comes off, the glass is clear for the low winter sun, and you avoid scrubbing leaf-tannin stains in November wind. Gutter cleaning can ride along on the same visit if your trees drop early - otherwise hold it for the main drop.
When mornings hit 7 degrees: winter tires
The trigger is temperature, not snow. Below about 7°C, all-season rubber hardens and grip falls off - on dry pavement too. In Ottawa that is typically mid to late October. Booking at the 7°C mark also beats the first-snowfall rush, when every shop in the city books out for weeks. One more thing most people skip: wheels need a retorque after about 100 km - it is the step that keeps them attached.
Late October: gutters, after the main drop
The most mistimed job in the city. Clean gutters in September and the October drop refills them; wait for the main leaf drop (typically late October) and one clean carries you into winter.
Why it matters here specifically: gutters full of wet leaves freeze solid, and frozen, blocked gutters are the starting point for ice dams - the kind of roofline damage that turns a $80 clean into a four-figure repair.
Before the first hard frost: water and air
- Shut off and drain outdoor taps (and irrigation lines if you have them). A burst hose bib announces itself in April, inside the wall.
- Disconnect hoses - a connected hose is how bibs freeze even after a shutoff.
- Furnace filter - swap it before the heating season starts, then quarterly.
- Reverse ceiling fans to push warm air down. Free heat you already paid for.
Frequently asked questions
When should gutters be cleaned in Ottawa?▾
After the main leaf drop, typically late October. Cleaning in September just means the October drop refills them. The job matters here because leaf-blocked gutters freeze solid and become the starting point for ice dams.
When should winter tires go on in Ottawa?▾
When overnight temperatures reach about 7 degrees Celsius - typically mid to late October. Below that, all-season rubber hardens and loses grip even on dry roads. Booking at the 7-degree mark also beats the first-snow rush.
What is the most important fall task for an Ottawa lawn?▾
Core aeration between late August and mid October, with overseeding immediately after. Ottawa's clay soil compacts through the year, and the fall growth surge is when relief translates into a thicker lawn.
Can one company handle the whole fall list?▾
Neiber covers the recurring exterior work - aeration, window cleaning, gutter cleaning, and a mobile seasonal tire change - scheduled into the right Ottawa windows automatically, with neighbours on the same street saving 10 to 15% by booking the same day.
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