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Alpine, CA planting calendar

When to plant vegetables in Alpine, CA (USDA hardiness zone 9b). Typical last spring frost around Feb 12, 2026 32 days year to year), first fall frost around Dec 24, 202625 days).

Playing it safe? Spring frost holds off until about Mar 25, 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 Alpine calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Alpine, CA’s first frost (~Dec 24, 2026) — fastest first.

Month by month in Alpine, CA

January

February

March

April

September

October

December

Understand your frost dates

More California planting calendars

ZIP codes in Alpine

91901

Frost dates are NOAA 1991–2020 climate normals for a representative location in Alpine, CA (covering 1 ZIP); your exact dates depend on your address. Schedules are guidance, not guarantees.