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San Francisco, CA planting calendar

When to plant vegetables in San Francisco, CA (USDA hardiness zone 10b). Typical last spring frost around Dec 30, 2026 39 days year to year), first fall frost around Dec 25, 202631 days).

Playing it safe? Spring frost holds off until about Feb 17, 2027 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 San Francisco calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before San Francisco, CA’s first frost (~Dec 25, 2026) — fastest first.

Month by month in San Francisco, CA

January

February

March

September

October

November

December

Understand your frost dates

Frost dates are NOAA 1991–2020 climate normals for a representative location in San Francisco, CA (covering 28 ZIPs); your exact dates depend on your address. Schedules are guidance, not guarantees.