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Planting calendar for ZIP 99669 (Soldotna, AK)

When to plant vegetables in Soldotna, AK (USDA hardiness zone 4b). Typical last spring frost around May 20, 2026 10 days year to year), first fall frost around Sep 21, 202611 days).

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

See the full Soldotna, AK planting calendar for dates typical of the whole city.

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Month by month in Soldotna, AK

February

March

April

May

June

July

Understand your frost dates

Frost dates for ZIP 99669: NOAA 1991-2020 normals (USC00508731 STERLING 6SW, AK US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.