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When to plant garlic in Osaka: 17 November – end of December

In Osaka, garlic: plant from 17 November to the end of December.

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 average daily temperature here stays above 0 °C all winter, and at least two months average 10 °C or less: the cold garlic needs, one to two months at 0–10 °C (RHS). The two-month threshold is our rule of thumb. Sources: UVM Extension, UNH Extension, RHS.

Garlic in Osaka: soil, season and weather

Garlic goes into the ground in Osaka from 17 November to the end of December; the window opens a month before the first autumn frost. No month averages below 0 °C at night; the coldest nights, in January, average 0.6 °C.

Planting17 November – end of December
First autumn frost17 December
Coldest nightsJanuary, 0.6 °C
Soil back at 5 °C in spring16 January
Harvest (card)about 8 months after planting: July
Daylight10:19 on 17 November
Daylight at the winter solstice9:50

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

Garlic in Osaka: care after planting

Planted on 17 November: in the first weeks water every 7 days.

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

  • 17 November — feed: nitrogen
  • 15 December — 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

Around Osaka, Hiroshima is 22 days earlier and Hamamatsu 1 day later.

CityDistanceDateDifference
Kyoto43 km7 November – end of December10 days earlier
Nagoya139 km10 November – end of December7 days earlier
Okayama145 km15 November – end of December2 days earlier
Hamamatsu204 km18 November – end of December1 day later
Hiroshima281 km26 October – end of December22 days earlier
Tokyo397 km14 November – end of December3 days earlier

Where to buy garlic for planting in Osaka

Planting stock goes into the ground from 17 November to the end of December; buy it before that. Within 15 km of Osaka OpenStreetMap lists 16 garden centres, 4 farm-supply shops, 3 plant nurseries, 19 markets and 8 farm shops (collected 28 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Osaka?

In Osaka, garlic: plant from 17 November to the end of December. 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 Osaka?

Last spring frost around 14 March, first autumn frost around 17 December.

Other crops in Osaka, with their dates