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When to Plant Hubbard Squash in Worth County, GA

Hubbard squash is a large, bumpy-skinned winter squash with dense, sweet, dry flesh ideal for baking and pies. The hard shell allows storage for 6 months or more.

Worth County, Georgia is in USDA Zone 8a. The average last spring frost is March 7 and the first fall frost is November 18, giving you a growing season of approximately 256 days.

At an elevation of 190 feet, Worth County receives approximately 58.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 97ยฐF, so Hubbard Squash may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Hubbard Squash, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Hubbard Squash root diseases.

Worth County, GA (Zone 8a) Long season
256 days
Last Spring Frost March 7
256 growing days
First Fall Frost November 18

Worth County Soil Profile

Soil Type

Clay Loam

Soil pH

5.5-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (102 days to spare)
Start indoors: Jan 31 Transplant: Mar 14 🍅 Harvest: Jun 27 – Aug 1
Recommended (50%) ✓ Fits season (102 days to spare)
Start indoors: Feb 7 Transplant: Mar 21 🍅 Harvest: Jul 4 – Aug 8
Safe Start (90%) ✓ Fits season (98 days to spare)
Start indoors: Feb 26 Transplant: Apr 9 🍅 Harvest: Jul 23 – Aug 27

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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Hubbard Squash needs ~2,502 GDD — county provides 5,824 GDD Excellent fit

Hubbard Squash Planting Timeline โ€” Worth County, GA

Hubbard Squash Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 โ€“ Feb 21
Transplant Outdoors March 21 Mar 21 โ€“ Apr 4
Direct Sow March 14 Mar 14 โ€“ Apr 4
Harvest July 4 Jul 4 โ€“ Aug 8

Plant 1" deep ยท 30" apart ยท Rows 42" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Transplant Outdoors Direct Sow
April Transplant Outdoors Direct Sow
May โ€”
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

100โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8a

Growing Season

256 days

Growing Tips for Worth County

Start seeds indoors in short-season areas. Requires ample space and rich soil. Harvest when the skin is very hard and the color is deep. Cure in the sun before storing.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Level Up Your Garden

Frequently Asked Questions

When should I plant Hubbard Squash in Worth County, GA?

Worth County is in Zone 8a with an average last frost of March 7. Plan your Hubbard Squash planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Worth County, GA?

Worth County, Georgia is in USDA Hardiness Zone 8a. The average last spring frost is March 7 and first fall frost is November 18.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Worth County gardeners in Zone 8a 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 Worth County, GA. Local conditions may vary. Last updated: April 2026.