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Fairfield, CA planting calendar

When to plant vegetables in Fairfield, CA (USDA hardiness zone 9b). Typical last spring frost around Jan 15, 2026 22 days year to year), first fall frost around Dec 14, 202616 days).

Playing it safe? Spring frost holds off until about Feb 12, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

Or get a printable Fairfield calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Fairfield, CA’s first frost (~Dec 14, 2026) — fastest first.

Month by month in Fairfield, CA

January

February

September

October

November

December

Understand your frost dates

Frost dates are NOAA 1991–2020 climate normals for a representative location in Fairfield, CA (covering 2 ZIPs); your exact dates depend on your address. Schedules are guidance, not guarantees.