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When to Plant Edamame in Minnesota

Edamame are soybeans harvested at the immature green stage for a sweet, nutty snack. They are high in protein and easy to grow in warm climates.

Minnesota spans USDA hardiness zones 3a, 3b, 4a, 4b (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

Find Your County

Click your county for exact Edamame planting dates based on your local frost dates.

Edamame Planting Calendar for Minnesota

Zone 3a ~123 day growing season · Full guide →

Last frost: May 15 · First frost: September 15 · 123 day season

Activity When Date Range
Direct Sow May 29 May 29 – Jun 19
Harvest August 14 Aug 14 – Sep 25
Zone 3b ~135 day growing season · Full guide →

Last frost: May 10 · First frost: September 22 · 135 day season

Activity When Date Range
Direct Sow May 24 May 24 – Jun 14
Harvest August 9 Aug 9 – Sep 20
Zone 4a ~145 day growing season · Full guide →

Last frost: May 6 · First frost: September 28 · 145 day season

Activity When Date Range
Direct Sow May 20 May 20 – Jun 10
Harvest August 5 Aug 5 – Sep 16
Zone 4b ~155 day growing season · Full guide →

Last frost: May 1 · First frost: October 3 · 155 day season

Activity When Date Range
Direct Sow May 15 May 15 – Jun 5
Harvest July 31 Jul 31 – Sep 11

Growing Tips for Minnesota

Direct sow after soil is warm. Do not over-fertilize with nitrogen. Harvest when pods are plump and bright green but before they start to yellow. Steam or boil pods before eating.

Frequently Asked Questions

When should I plant Edamame in Minnesota?

Planting dates for Edamame in Minnesota depend on your USDA zone. Minnesota spans zones 3a, 3b, 4a, 4b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Minnesota for planting?

Minnesota contains USDA hardiness zones 3a, 3b, 4a, 4b. Your specific zone depends on your location within the state — northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.