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Cantril, IA planting calendar

When to plant vegetables in Cantril, IA (USDA hardiness zone 6a). Typical last spring frost around Apr 26, 2026 12 days year to year), first fall frost around Oct 13, 202611 days).

Playing it safe? Spring frost holds off until about May 11, 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 Cantril, IA’s first frost (~Oct 13, 2026) — fastest first.

Month by month in Cantril, IA

January

February

March

April

May

July

August

Understand your frost dates

More Iowa planting calendars

ZIP codes in Cantril

52542

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