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When to plant garlic in San Diego

There is no autumn frost here and the winter is too warm for our late-planting rule, so we give no planting window; the calendar’s default autumn date is 1 October.

Garlic in San Diego: soil, season and weather

There is no autumn frost here and the winter is too warm for our late-planting rule, so we give no planting window; the calendar’s default autumn date is 1 October. No month averages below 0 °C at night; the coldest nights, in January, average 9.2 °C.

Planting1 October
Coldest nightsJanuary, 9.2 °C
Soil back at 5 °C in springalready in the first week of January
Harvest (card)about 8 months after planting: June
Daylight11:52 on 1 October
Daylight at the winter solstice10:00

Garlic in San Diego: 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

4 of the nearest cities share San Diego's date.

CityDistanceDateDifference
Tijuana26 km1 Octobersame day
Ensenada108 kmby 14 November44 days later
Riverside139 kmby 19 November49 days later
Mexicali160 km1 Octobersame day
Los Angeles179 km1 Octobersame day
Yuma242 km1 Octobersame day

Where to buy garlic for planting in San Diego

Within 15 km of San Diego OpenStreetMap lists 10 garden centres, 1 farm-supply shop, 10 markets and 2 farm shops (collected 20 October 2026).

Places: © OpenStreetMap contributors, ODbL.