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When to Plant Edamame in Middlesex County, VA

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.

Middlesex County, Virginia is in USDA Zone 8a. The average last spring frost is April 1 and the first fall frost is November 4, giving you a growing season of approximately 217 days.

At an elevation of 812 feet, Middlesex County receives approximately 41.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Edamame during the growing season.

Middlesex County, VA (Zone 8a) Long season
217 days
Last Spring Frost April 1
217 growing days
First Fall Frost November 4

Middlesex County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-7.1

Drainage

Well Drained

Monthly Watering Guide for Edamame

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

Month Edamame Needs Rainfall You Supplement Action
Jan 3.8" 0" ❄️ Dormant
Feb 3" 0" ❄️ Dormant
Mar 4.4" 0" ❄️ Dormant
Apr 4.3" 3.5" 0.8" 💧 Light watering
May 4.3" 3.5" 0.8" 💧 Light watering
Jun 4.3" 3.3" 1" 💧 Light watering
Jul 4.3" 4.7" 0" ✅ Rainfall sufficient
Aug 4.3" 3.5" 0.8" 💧 Light watering
Sep 4.3" 2.9" 1.4" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 4.3" 2.9" 1.4" 💧 Light watering
Dec 3.6" 0" ❄️ Dormant

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

Edamame Planting Timeline — Middlesex County, VA

Edamame Planting Calendar

Activity When Date Range
Direct Sow April 8 Apr 8 – Apr 29
Harvest June 24 Jun 24 – Aug 5

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

Month-by-Month Timeline

MonthActivities
January
February
March
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

75–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

217 days in Middlesex County

Growing Tips for Middlesex 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 Middlesex County, VA?

Middlesex County is in Zone 8a with an average last frost of April 1. Plan your Edamame planting based on this frost date — see the calendar above for exact timing.

What planting zone is Middlesex County, VA?

Middlesex County, Virginia is in USDA Hardiness Zone 8a. The average last spring frost is April 1 and first fall frost is November 4.

🌱

Your Middlesex County Garden Planner — Free

A 22-page printable planner built for Middlesex 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.

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 Middlesex County, VA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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