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When to plant garlic in Concord: 1 October – 25 November

In Concord, garlic: plant from 1 October to about 25 November. For planting stock, the places nearby include Carter Hill Orchard (farm shop, 6 km) and Johnson Golden Harvest (farm shop, 15 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 Concord: soil, season and weather

Garlic goes into the ground in Concord from 1 October to about 25 November; the window opens a month before the first autumn frost. Nights then average below 0 °C in December–March; the coldest, January, averages -8.1 °C.

Planting1 October – 25 November
First autumn frost31 October
Coldest nightsJanuary, -8.1 °C
Soil back at 5 °C in spring1 April
Harvest (card)about 8 months after planting: June
Daylight11:46 on 1 October
Daylight at the winter solstice8:59

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

Garlic in Concord: care after planting

Planted on 1 October: in the first weeks water every 7 days.

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

  • 1 October — feed: nitrogen
  • 29 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

Around Concord, Montpelier is 14 days earlier and Boston 13 days later.

CityDistanceDateDifference
Manchester (United States)25 km3 October – 27 November2 days later
Boston102 km14 October – 29 December13 days later
Worcester (United States)107 km9 October – 11 December8 days later
Portland, Maine115 km5 October – 26 November4 days later
Montpelier143 km17 September – 11 November14 days earlier
Providence155 km9 October – 30 December8 days later

Where to buy garlic for planting in Concord

Planting stock goes into the ground from 1 October to about 25 November; buy it before that. Within 15 km of Concord OpenStreetMap lists 3 garden centres, 1 farm-supply shop and 6 farm shops (collected 28 October 2026).

Places: © OpenStreetMap contributors, ODbL.

Questions

When to plant garlic in Concord?

In Concord, garlic: plant from 1 October to about 25 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 Concord?

Last spring frost around 22 April, first autumn frost around 31 October.

Other crops in Concord, with their dates