When to plant garlic in zone 10b — planting calendar

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Showing USDA Zone 10B

Growing SeasonZone 10b

Last frost ~Jan 15First frost ~Dec 31Today

Start indoorsTransplant / sowHarvestFrost risk

DECJANFEBMARAPRMAYJUNJULAUGSEP

Sow Jan 1 · First harvest Aug 29 · Wrap by Sep 19

Last spring frostJan 15

Direct sowJan 1

First harvestAug 29

Last harvestSep 19

First fall frostDec 31

Why these dates work in zone 10b

Zone 10b's last spring frost averages Jan 15 and first fall frost Dec 31 — about 350 frost-free days. Garlic tolerates light frost, so you can sow ahead of the last-frost date and keep harvesting into the cooler fall.

Common questions

How long does garlic take to grow in zone 10b?

Garlic matures in about 240–280 days from sowing. In zone 10b that means sowing around Jan 1 and first picking around Aug 29.

Will garlic survive frost in zone 10b?

Yes — garlic tolerates light frost. In zone 10b you can sow a little before the last frost (around Jan 15) and keep harvesting past the first fall frost (around Dec 31).

For soil, spacing, pests and companion planting, see the full garlic growing guide →