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Humboldt, KS planting calendar

When to plant vegetables in Humboldt, KS (USDA hardiness zone 6b). Typical last spring frost around Apr 11, 2026 13 days year to year), first fall frost around Oct 27, 202612 days).

Playing it safe? Spring frost holds off until about Apr 27, 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 Humboldt calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Humboldt, KS’s first frost (~Oct 27, 2026) — fastest first.

Month by month in Humboldt, KS

January

February

March

April

May

August

Understand your frost dates

More Kansas planting calendars

ZIP codes in Humboldt

66748

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