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When to plant garlic in Kitchener: 26 September – 21 November

In Kitchener, garlic: plant from 26 September to about 21 November. For planting stock, the places nearby include Gmach Gardens (farm shop, 7 km); addresses and opening hours are below.

Garlic is best planted early in the window: cloves planted late make smaller bulbs. Late planting works only while the soil is not frozen. Mulch after planting.

The date is about two weeks before the average daily temperature here falls below 0 °C (ten years of weather): an estimate, not the day the ground freezes, and a cold spell can freeze it earlier. Sources: UVM Extension, UNH Extension, RHS, how the ground freezes (NRC Canada, CBD-26).

Garlic in Kitchener: soil, season and weather

Garlic goes into the ground in Kitchener from 26 September to about 21 November; the window opens a month before the first autumn frost. Nights then average below 0 °C in November–March; the coldest, January, averages -8.6 °C.

Planting26 September – 21 November
First autumn frost26 October
Coldest nightsJanuary, -8.6 °C
Soil back at 5 °C in spring5 April
Harvest (card)about 8 months after planting: June
Daylight12:01 on 26 September
Daylight at the winter solstice8:57

The same dates in Kitchener hold for Tulip, Daffodil, Crocus and Hyacinth.

Garlic in Kitchener: care after planting

Planted on 26 September: in the first weeks water every 7 days.

Feeding, by the card’s schedule from that day:

  • 26 September — feed: nitrogen
  • 24 October — feed: nitrogen

Pests and diseases of garlic to watch for:

Dates count from the first planting day of the window above; a later planting moves them by as many days.

Garlic in nearby cities

All the nearest cities on our list plant garlic later than Kitchener; the closest date is in Toronto, 4 days later.

CityDistanceDateDifference
Hamilton57 km8 October – 10 December12 days later
London (Canada)77 km8 October – 28 November12 days later
Toronto94 km30 September – 25 November4 days later
Buffalo145 km11 October – 6 December15 days later
Erie149 km20 October – 22 December24 days later
Cleveland236 km22 October – 23 December26 days later

Where to buy garlic for planting in Kitchener

Planting stock goes into the ground from 26 September to about 21 November; buy it before that. Within 15 km of Kitchener OpenStreetMap lists 13 garden centres, 1 farm-supply shop, 4 markets and 5 farm shops (collected 20 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Kitchener?

In Kitchener, garlic: plant from 26 September to about 21 November. Garlic is best planted early in the window: cloves planted late make smaller bulbs. Late planting works only while the soil is not frozen. Mulch after planting.

When is the last spring frost in Kitchener?

Last spring frost around 30 April, first autumn frost around 26 October.

Other crops in Kitchener, with their dates