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When to plant garlic in Louisville: 12 October – end of December

In Louisville, garlic: plant from 12 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 Louisville: soil, season and weather

Garlic goes into the ground in Louisville from 12 October to the end of December; the window opens a month before the first autumn frost. Nights then average below 0 °C in January, February; the coldest, January, averages -2.4 °C.

Planting12 October – end of December
First autumn frost11 November
Coldest nightsJanuary, -2.4 °C
Soil back at 5 °C in spring25 January
Harvest (card)about 8 months after planting: June
Daylight11:22 on 12 October
Daylight at the winter solstice9:30

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

Garlic in Louisville: care after planting

Planted on 12 October: in the first weeks water every 7 days.

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

  • 12 October — feed: nitrogen
  • 9 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

All the nearest cities on our list plant garlic earlier than Louisville; the closest date is in Bowling Green, 1 day earlier.

CityDistanceDateDifference
Frankfort78 km4 October – end of December8 days earlier
Lexington116 km8 October – end of December4 days earlier
Cincinnati146 km10 October – end of December2 days earlier
Bowling Green153 km11 October – end of December1 day earlier
Evansville159 km11 October – end of December1 day earlier
Indianapolis173 km7 October – 23 December5 days earlier

Where to buy garlic for planting in Louisville

Planting stock goes into the ground from 12 October to the end of December; buy it before that. Within 15 km of Louisville OpenStreetMap lists 1 garden centre, 1 farm-supply shop, 1 plant nursery and 7 markets (collected 20 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Louisville?

In Louisville, garlic: plant from 12 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 Louisville?

Last spring frost around 6 April, first autumn frost around 11 November.

Other crops in Louisville, with their dates