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When to plant garlic in Saint-Étienne: 18 October – end of December

In Saint-Étienne, garlic: plant from 18 October 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 Saint-Étienne: soil, season and weather

Garlic goes into the ground in Saint-Étienne from 18 October to the end of December; the window opens a month before the first autumn frost. Nights then average below 0 °C in January; the coldest, January, averages -0.9 °C.

Planting18 October – end of December
First autumn frost17 November
Coldest nightsJanuary, -0.9 °C
Soil back at 5 °C in spring2 February
Harvest (card)about 8 months after planting: June
Daylight10:51 on 18 October
Daylight at the winter solstice8:43

The same dates in Saint-Étienne hold for Tulip, Daffodil, Crocus and Hyacinth.

Garlic in Saint-Étienne: care after planting

Planted on 18 October: in the first weeks water every 7 days.

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

  • 18 October — feed: nitrogen
  • 15 November — 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 Saint-Étienne, Grenoble is 23 days earlier and Lyon 8 days later.

CityDistanceDateDifference
Lyon50 km26 October – end of December8 days later
Valence70 km22 October – end of December4 days later
Grenoble108 km25 September – 1 December23 days earlier
Clermont-Ferrand109 km13 October – end of December5 days earlier
Chambéry120 km21 October – end of December3 days later
Annecy145 km15 October – end of December3 days earlier

Where to buy garlic for planting in Saint-Étienne

Planting stock goes into the ground from 18 October to the end of December; buy it before that. Within 15 km of Saint-Étienne OpenStreetMap lists 12 garden centres, 5 farm-supply shops, 1 plant nursery, 21 markets and 13 farm shops (collected 20 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Saint-Étienne?

In Saint-Étienne, garlic: plant from 18 October 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 Saint-Étienne?

Last spring frost around 13 April, first autumn frost around 17 November.

Other crops in Saint-Étienne, with their dates