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Planting calendar for ZIP 91387 (Canyon Country, CA)

When to plant vegetables in Canyon Country, CA (USDA hardiness zone 9b). Typical last spring frost around Jan 8, 2026 36 days year to year), first fall frost around Jan 1, 202634 days).

Playing it safe? Spring frost holds off until about Feb 23, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in Canyon Country, CA

January

February

March

September

October

November

December

Understand your frost dates

Frost dates for ZIP 91387: NOAA 1991-2020 normals (USC00046161 NEWHALL 5NW, CA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.