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Planting calendar for ZIP 58201 (Grand Forks, ND)

When to plant vegetables in Grand Forks, ND (USDA hardiness zone 4a). Typical last spring frost around May 10, 2027 (±10 days year to year), first fall frost around Oct 1, 2027 (±10 days).

Playing it safe? Spring frost holds off until about May 22, 2027 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Grand Forks, ND planting calendar for dates typical of the whole city.

Turn these dates into a plan: lay out your beds, place each crop on its sow and transplant dates, and get a reminder when it’s time. Free on one garden, no credit card.

Plan my garden for 58201

Month by month in Grand Forks, ND

January

February

March

April

May

June

August

Understand your frost dates

Where these dates come from

Frost dates for ZIP 58201 come from NOAA 1991-2020 normals (USC00323621 GRAND FORKS UNIV (NWS), ND US). You can look up that station’s record yourself.

Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.