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When to Plant Green Beans in Clayton County, GA

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.

Clayton County, Georgia is in USDA Zone 7b. The average last spring frost is March 28 and the first fall frost is November 3, giving you a growing season of approximately 220 days.

At an elevation of 136 feet, Clayton County receives approximately 56.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92ยฐF, providing good warmth for Green Beans during the growing season. Clay soil retains moisture well for Green Beans, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Green Beans root diseases.

Clayton County, GA (Zone 7b) Long season
220 days
Last Spring Frost March 28
220 growing days
First Fall Frost November 3

Clayton County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (109 days to spare)
Transplant: Mar 22 🍅 Harvest: May 17 – Jul 12
Recommended (50%) ✓ Fits season (108 days to spare)
Transplant: Mar 28 🍅 Harvest: May 23 – Jul 18
Safe Start (90%) ✓ Fits season (103 days to spare)
Transplant: Apr 18 🍅 Harvest: Jun 13 – Aug 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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Green Beans needs ~1,092 GDD — county provides 4,180 GDD Excellent fit

Green Beans Planting Timeline โ€” Clayton County, GA

Green Beans Planting Calendar

Activity When Date Range
Direct Sow April 4 Apr 4 โ€“ Apr 25
Harvest May 30 May 30 โ€“ Jul 25

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Direct Sow
May Harvest
June Harvest
July Harvest
August โ€”
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 7b

Growing Season

220 days

Growing Tips for Clayton 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 Clayton County, GA?

Clayton County is in Zone 7b with an average last frost of March 28. Plan your Green Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Clayton County, GA?

Clayton County, Georgia is in USDA Hardiness Zone 7b. The average last spring frost is March 28 and first fall frost is November 3.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Clayton County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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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 Clayton County, GA. Local conditions may vary. Last updated: April 2026.