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When to plant Edamame in Jackson County, MN

Jackson County's spring Edamame window runs May 7 through May 28. time plantings around the expected last-frost window for best survival.

When to Plant Edamame in Jackson County, MN

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.

Jackson County, Minnesota is in USDA Zone 5a. The average last spring frost is April 30 and the first fall frost is October 6, giving you a growing season of approximately 159 days.

At an elevation of 1,042 feet, Jackson County receives approximately 37.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 80°F, so choose short-season varieties of Edamame to ensure they mature before fall.

Jackson County, MN (Zone 5a) Moderate season
159 days
Last Spring Frost April 30
159 growing days
First Fall Frost October 6

Jackson County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Edamame Planting Timeline — Jackson County, MN

Edamame Planting Calendar

Activity When Date Range
Direct Sow May 7 May 7 – May 28
Harvest July 23 Jul 23 – Sep 3

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May Direct Sow
June
July Harvest
August Harvest
September Harvest
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

75–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5a

📆 Growing Season

159 days in Jackson County

Growing Tips for Jackson County

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.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Edamame in Jackson County, MN?

Jackson County is in Zone 5a with an average last frost of April 30. Plan your Edamame planting based on this frost date — see the calendar above for exact timing.

What planting zone is Jackson County, MN?

Jackson County, Minnesota is in USDA Hardiness Zone 5a. The average last spring frost is April 30 and first fall frost is October 6.

When should I plant Edamame in Jackson County, MN?

In Jackson County, MN, plant Edamame after the last frost (around April 30) and before the first frost (around October 6). Best results when soil holds above 50°F.

What growing zone is Jackson County, MN for Edamame?

Jackson County sits in USDA Zone 5a. Edamame grows reliably in zones 3a through 10b, so it's a good fit here.

Can Edamame grow in Jackson County's climate?

Yes — Edamame grows well in Jackson County's temperate climate. Jackson County averages a 159-day frost-free season, with last frost around April 30 and first frost around October 6.

🌱

Your Jackson County Garden Planner — Free

A 22-page printable planner built for Jackson County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Jackson County, MN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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