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When to Plant Edamame in Wyoming

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.

Wyoming spans USDA hardiness zones 3b, 4a, 4b, 5a (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.

Hover over a county to see details. Click to view planting guide.

Edamame Planting Calendar for Wyoming

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
Zone 5a ~166 day growing season · Full guide →

Last frost: April 25 · First frost: October 8 · 166 day season

Activity When Date Range
Direct Sow May 2 May 2 – May 23
Harvest July 18 Jul 18 – Aug 29

Growing Tips for Wyoming

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 Wyoming?

Planting dates for Edamame in Wyoming depend on your USDA zone. Wyoming spans zones 3b, 4a, 4b, 5a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Wyoming for planting?

Wyoming contains USDA hardiness zones 3b, 4a, 4b, 5a. 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.