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When to Plant Ground Cherry in Chatham County, GA

Ground cherries produce small, sweet, tropical-tasting berries enclosed in papery husks. They are related to tomatillos and cape gooseberries and self-sow readily.

Chatham County, Georgia is in USDA Zone 8b. The average last spring frost is March 5 and the first fall frost is November 23, giving you a growing season of approximately 263 days.

At an elevation of 398 feet, Chatham County receives approximately 51.2 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 91ยฐF, providing good warmth for Ground Cherry during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Ground Cherry will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Ground Cherry root diseases.

Chatham County, GA (Zone 8b) Long season
263 days
Last Spring Frost March 5
263 growing days
First Fall Frost November 23

Chatham County Soil Profile

Soil Type

Sandy Loam

Soil pH

5-6.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (122 days to spare)
Transplant: Mar 13 🍅 Harvest: May 22 – Jul 17
Recommended (50%) ✓ Fits season (116 days to spare)
Transplant: Mar 26 🍅 Harvest: Jun 4 – Jul 30
Safe Start (90%) ✓ Fits season (118 days to spare)
Transplant: Apr 14 🍅 Harvest: Jun 23 – Aug 18

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
0.8″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Ground Cherry needs ~1,323 GDD — county provides 4,799 GDD Excellent fit

Ground Cherry Planting Timeline โ€” Chatham County, GA

Ground Cherry Planting Calendar

Activity When Date Range
Transplant Outdoors March 26 Mar 26 โ€“ Apr 9
Harvest June 4 Jun 4 โ€“ Jul 30

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Transplant Outdoors
April Transplant Outdoors
May โ€”
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

65โ€“80 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 8b

Growing Season

263 days

Growing Tips for Chatham County

Start seeds indoors 6-8 weeks before last frost. Let fruits fall to the ground naturally when ripe inside their husks. The husk turns brown and papery when the fruit is ready.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Level Up Your Garden

Frequently Asked Questions

When should I plant Ground Cherry in Chatham County, GA?

Chatham County is in Zone 8b with an average last frost of March 5. Plan your Ground Cherry planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Chatham County, GA?

Chatham County, Georgia is in USDA Hardiness Zone 8b. The average last spring frost is March 5 and first fall frost is November 23.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Chatham County gardeners in Zone 8b organize planting dates, track what's growing, and never miss a planting window.

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