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Can You Grow Corn in South Dakota?

US · USDA Zone 4b · zones 3b, 4a, 4b, 5a, 5b

Grows well here

Corn grows well here — plant in blocks after last frost for a summer harvest.

Plant zones

3b–11b

South Dakota last frost

mid-April

South Dakota first frost

mid-October

Days to harvest

60–90 days

When to plant Corn in South Dakota

Direct sow

Apr 15

Harvest

Jun 14 – Jul 14

Dates are approximate, based on South Dakota's average frost dates. Your exact yard may vary by microclimate.

About Corn

Corn needs space warmth and wind-pollination — plant in blocks not rows for good pollination.

Direct sow after soil reaches 16°C. Plant in a 4x4 block minimum for wind pollination. Needs consistent water especially during tasselling. Not suitable for containers.

Full corn growing guide →

Gardening in South Dakota

South Dakota has a continental climate with cold winters and warm summers. Eastern South Dakota is Zone 4b-5a; western South Dakota is colder. Short growing seasons.

See what grows well in South Dakota →

Frequently asked questions

Can you grow Corn in South Dakota?

Corn grows well here — plant in blocks after last frost for a summer harvest.

What zone is South Dakota?

South Dakota spans USDA Zone 4b (3b, 4a, 4b, 5a, 5b).

When do you plant Corn in South Dakota?

Plant Corn Apr 15, harvest Jun 14 – Jul 14.