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When to plant Soybeans in Lee County, AR

Plant Soybeans in Lee County, when soil hits 50°F — usually March 26. Continue planting through April 16 for the spring crop.

When to Plant Soybeans in Lee County, AR

Soybeans (edamame) are a high-protein legume that fixes nitrogen in the soil. Fresh green soybeans harvested at the edamame stage are a nutritious snack.

Lee County, Arkansas is in USDA Zone 8a. The average last spring frost is March 19 and the first fall frost is November 9, giving you a growing season of approximately 235 days.

At an elevation of 1,408 feet, Lee County receives approximately 46.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Soybeans during the growing season.

Lee County, AR (Zone 8a) Long season
235 days
Last Spring Frost March 19
235 growing days
First Fall Frost November 9

Lee County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Soybeans Planting Timeline — Lee County, AR

Soybeans Planting Calendar

Activity When Date Range
Direct Sow March 26 Mar 26 – Apr 16
Harvest June 18 Jun 18 – Aug 13

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

80–120 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

235 days in Lee County

Growing Tips for Lee County

Direct sow after soil warms to 60F. Plant in blocks rather than rows for better pollination. Harvest for edamame when pods are plump and bright green.

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 Soybeans in Lee County, AR?

Lee County is in Zone 8a with an average last frost of March 19. Plan your Soybeans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lee County, AR?

Lee County, Arkansas is in USDA Hardiness Zone 8a. The average last spring frost is March 19 and first fall frost is November 9.

When should I plant Soybeans in Lee County, AR?

In Lee County, AR, plant Soybeans after the last frost (around March 19) and before the first frost (around November 9). Best results when soil holds above 50°F.

What growing zone is Lee County, AR for Soybeans?

Lee County sits in USDA Zone 8a. Soybeans grows reliably in zones 3a through 10b, so it's a good fit here.

Can Soybeans grow in Lee County's climate?

Yes — Soybeans grows well in Lee County's temperate climate. Lee County averages a 235-day frost-free season, with last frost around March 19 and first frost around November 9.

🌱

Your Lee County Garden Planner — Free

A 22-page printable planner built for Lee County (Zone 8a). 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 Lee County, AR. Local conditions may vary. Last updated: July 2026.

Sources & credits

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