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When to plant Edamame in Jackson County, KY

The best window to plant Edamame in Jackson County, is April 24–May 15, when soil warms to 50°F. Last frost typically hits April 17; first frost October 23.

When to Plant Edamame in Jackson County, KY

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, Kentucky is in USDA Zone 6b. The average last spring frost is April 17 and the first fall frost is October 23, giving you a growing season of approximately 189 days.

At an elevation of 1,120 feet, Jackson County receives approximately 51 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Edamame during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Edamame root diseases.

Jackson County, KY (Zone 6b) Moderate season
189 days
Last Spring Frost April 17
189 growing days
First Fall Frost October 23

Jackson County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Edamame Planting Timeline — Jackson County, KY

Edamame Planting Calendar

Activity When Date Range
Direct Sow April 24 Apr 24 – May 15
Harvest July 10 Jul 10 – Aug 21

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

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Direct Sow
June
July Harvest
August Harvest
September
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 6b

📆 Growing Season

189 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, KY?

Jackson County is in Zone 6b with an average last frost of April 17. Plan your Edamame planting based on this frost date — see the calendar above for exact timing.

What planting zone is Jackson County, KY?

Jackson County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 17 and first fall frost is October 23.

When should I plant Edamame in Jackson County, KY?

In Jackson County, KY, plant Edamame after the last frost (around April 17) and before the first frost (around October 23). Best results when soil holds above 50°F.

What growing zone is Jackson County, KY for Edamame?

Jackson County sits in USDA Zone 6b. 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 189-day frost-free season, with last frost around April 17 and first frost around October 23.

🌱

Your Jackson County Garden Planner — Free

A 22-page printable planner built for Jackson County (Zone 6b). 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, KY. Local conditions may vary. Last updated: June 2026.

Sources & credits

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