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Fort Irwin, CA planting calendar

When to plant vegetables in Fort Irwin, CA (USDA hardiness zone 9a). Typical last spring frost around Feb 19, 2026 18 days year to year), first fall frost around Nov 26, 202612 days).

Playing it safe? Spring frost holds off until about Mar 14, 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:

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Still time to plant

As of today, these crops can still reach harvest before Fort Irwin, CA’s first frost (~Nov 26, 2026) — fastest first.

Month by month in Fort Irwin, CA

January

February

March

September

November

December

Understand your frost dates

More California planting calendars

ZIP codes in Fort Irwin

92310

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