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When to plant Soybeans in Orange County, IN

The best window to plant Soybeans in Orange County, is April 21–May 12, when soil warms to 50°F. Last frost typically hits April 14; first frost October 20.

When to Plant Soybeans in Orange County, IN

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.

Orange County, Indiana is in USDA Zone 6b. The average last spring frost is April 14 and the first fall frost is October 20, giving you a growing season of approximately 189 days.

At an elevation of 1,246 feet, Orange County receives approximately 34.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Soybeans during the growing season.

Orange County, IN (Zone 6b) Moderate season
189 days
Last Spring Frost April 14
189 growing days
First Fall Frost October 20

Orange County Soil Profile

Soil Type

Silt Loam

Soil pH

6.3-7

Drainage

Well Drained

Monthly Watering Guide for Soybeans

Soybeans needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Soybeans Needs Rainfall You Supplement Action
Jan 1.7" 0" ❄️ Dormant
Feb 1.7" 0" ❄️ Dormant
Mar 2.2" 0" ❄️ Dormant
Apr 4.3" 3.1" 1.2" 💧 Light watering
May 4.3" 4" 0.3" 💧 Light watering
Jun 4.3" 4.6" 0" ✅ Rainfall sufficient
Jul 4.3" 3.6" 0.7" 💧 Light watering
Aug 4.3" 4.2" 0.1" 💧 Light watering
Sep 4.3" 3" 1.3" 💧 Light watering
Oct 4.3" 2.4" 1.9" 💧 Light watering
Nov 2.6" 0" ❄️ Dormant
Dec 1.8" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Orange County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Soybeans Planting Timeline — Orange County, IN

Soybeans Planting Calendar

Activity When Date Range
Direct Sow April 21 Apr 21 – May 12
Harvest July 14 Jul 14 – Sep 8

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 Harvest
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 6b

📆 Growing Season

189 days in Orange County

Growing Tips for Orange 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 Orange County, IN?

Orange County is in Zone 6b with an average last frost of April 14. Plan your Soybeans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Orange County, IN?

Orange County, Indiana is in USDA Hardiness Zone 6b. The average last spring frost is April 14 and first fall frost is October 20.

When should I plant Soybeans in Orange County, IN?

In Orange County, IN, plant Soybeans after the last frost (around April 14) and before the first frost (around October 20). Best results when soil holds above 50°F.

What growing zone is Orange County, IN for Soybeans?

Orange County sits in USDA Zone 6b. Soybeans grows reliably in zones 3a through 10b, so it's a good fit here.

Can Soybeans grow in Orange County's climate?

Yes — Soybeans grows well in Orange County's temperate climate. Orange County averages a 189-day frost-free season, with last frost around April 14 and first frost around October 20.

🌱

Your Orange County Garden Planner — Free

A 22-page printable planner built for Orange 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 Orange County, IN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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