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When to Plant Soybeans in Amelia County, VA

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.

Amelia County, Virginia is in USDA Zone 7b. The average last spring frost is April 8 and the first fall frost is October 31, giving you a growing season of approximately 206 days.

At an elevation of 871 feet, Amelia County receives approximately 52.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Soybeans during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Soybeans root diseases.

Amelia County, VA (Zone 7b) Long season
206 days
Last Spring Frost April 8
206 growing days
First Fall Frost October 31

Amelia County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-7.1

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 4.2" 0" ❄️ Dormant
Feb 4" 0" ❄️ Dormant
Mar 4.9" 0" ❄️ Dormant
Apr 4.3" 4.1" 0.2" 💧 Light watering
May 4.3" 4.1" 0.2" 💧 Light watering
Jun 4.3" 4.6" 0" ✅ Rainfall sufficient
Jul 4.3" 5.9" 0" ✅ Rainfall sufficient
Aug 4.3" 5.3" 0" ✅ Rainfall sufficient
Sep 4.3" 4.3" 0" ✅ Rainfall sufficient
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 3.8" 0" ❄️ Dormant
Dec 4.3" 0" ❄️ Dormant

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

Soybeans Planting Timeline — Amelia County, VA

Soybeans Planting Calendar

Activity When Date Range
Direct Sow April 15 Apr 15 – May 6
Harvest July 8 Jul 8 – Sep 2

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 7b

📆 Growing Season

206 days in Amelia County

Growing Tips for Amelia 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 Amelia County, VA?

Amelia County is in Zone 7b with an average last frost of April 8. Plan your Soybeans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Amelia County, VA?

Amelia County, Virginia is in USDA Hardiness Zone 7b. The average last spring frost is April 8 and first fall frost is October 31.

🌱

Your Amelia County Garden Planner — Free

A 22-page printable planner built for Amelia County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

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

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.