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Planting calendar for ZIP 92883 (Corona, CA)

When to plant vegetables in Corona, CA (USDA hardiness zone 10a). Typical last spring frost around Jan 28, 2026 25 days year to year), first fall frost around Dec 18, 202621 days).

Playing it safe? Spring frost holds off until about Mar 1, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Corona, CA planting calendar for dates typical of the whole city.

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Month by month in Corona, CA

January

February

March

September

October

November

December

Understand your frost dates

Frost dates for ZIP 92883: NOAA 1991-2020 normals (USC00042805 ELSINORE, CA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.