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When to Plant Green Beans in Smyth County, VA

Green beans are a warm-season staple available as bush or pole types. Bush beans produce a concentrated harvest while pole beans provide a longer picking season.

Smyth County, Virginia is in USDA Zone 6b. The average last spring frost is May 2 and the first fall frost is October 12, giving you a growing season of approximately 163 days.

At an elevation of 375 feet, Smyth County receives approximately 51.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86ยฐF, providing good warmth for Green Beans during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Green Beans root diseases.

Smyth County, VA (Zone 6b) Moderate season
163 days
Last Spring Frost May 2
163 growing days
First Fall Frost October 12

Smyth County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (50 days to spare)
Transplant: Apr 24 🍅 Harvest: Jun 19 – Aug 14
Recommended (50%) ✓ Fits season (51 days to spare)
Transplant: May 2 🍅 Harvest: Jun 27 – Aug 22
Safe Start (90%) ✓ Fits season (48 days to spare)
Transplant: May 19 🍅 Harvest: Jul 14 – Sep 8

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.3″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Green Beans needs ~834 GDD — county provides 2,363 GDD Excellent fit

Green Beans Planting Timeline โ€” Smyth County, VA

Green Beans Planting Calendar

Activity When Date Range
Direct Sow May 9 May 9 โ€“ May 30
Harvest July 4 Jul 4 โ€“ Aug 29

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“65 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

163 days

Growing Tips for Smyth County

Direct sow after last frost when soil is warm. Provide sturdy supports for pole varieties. Pick beans regularly when young and tender to encourage continued production.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic
  • Fennel

Level Up Your Garden

๐ŸŒพ Save Your Own Green Beans Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Allow pods to dry fully on vine until they rattle.
Storage Store airtight; viable 4 years at 35ยฐF, under 45% humidity.

Avoid harvesting during damp weather. Isolate 25 ft between varieties.

Frequently Asked Questions

When should I plant Green Beans in Smyth County, VA?

Smyth County is in Zone 6b with an average last frost of May 2. Plan your Green Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Smyth County, VA?

Smyth County, Virginia is in USDA Hardiness Zone 6b. The average last spring frost is May 2 and first fall frost is October 12.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Smyth County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

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