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When to plant garlic in Niigata: 20 November – end of December

In Niigata, garlic: plant from 20 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 Niigata: soil, season and weather

Garlic goes into the ground in Niigata from 20 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 1.1 °C.

Planting20 November – end of December
First autumn frost20 December
Coldest nightsJanuary, 1.1 °C
Soil back at 5 °C in spring10 January
Harvest (card)about 8 months after planting: July
Daylight10:00 on 20 November
Daylight at the winter solstice9:32

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

Garlic in Niigata: care after planting

Planted on 20 November: in the first weeks water every 7 days.

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

  • 20 November — feed: nitrogen
  • 18 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

All the nearest cities on our list plant garlic earlier than Niigata; the closest date is in Hamamatsu, 2 days earlier.

CityDistanceDateDifference
Sendai165 km24 October – end of December27 days earlier
Tokyo255 km14 November – end of December6 days earlier
Nagoya360 km10 November – end of December10 days earlier
Hamamatsu376 km18 November – end of December2 days earlier
Kyoto436 km7 November – end of December13 days earlier
Osaka479 km17 November – end of December3 days earlier

Where to buy garlic for planting in Niigata

Planting stock goes into the ground from 20 November to the end of December; buy it before that. Within 15 km of Niigata OpenStreetMap lists 4 garden centres, 4 markets and 2 farm shops (collected 28 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Niigata?

In Niigata, garlic: plant from 20 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 Niigata?

Last spring frost around 8 March, first autumn frost around 20 December.

Other crops in Niigata, with their dates