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When to Plant Squash (Summer) in Greene County, NC

Summer squash includes zucchini, yellow crookneck, and pattypan varieties that are harvested young and tender. They are prolific producers in warm weather.

Greene County, North Carolina is in USDA Zone 7b. The average last spring frost is March 28 and the first fall frost is November 7, giving you a growing season of approximately 224 days.

At an elevation of 980 feet, Greene County receives approximately 52.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 94ยฐF, providing good warmth for Squash (Summer) during the growing season. Clay soil retains moisture well for Squash (Summer), but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Squash (Summer) root diseases.

Greene County, NC (Zone 7b) Long season
224 days
Last Spring Frost March 28
224 growing days
First Fall Frost November 7

Greene County Soil Profile

Soil Type

Clay Loam

Soil pH

5.2-6.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (101 days to spare)
Start indoors: Feb 21 Transplant: Apr 4 🍅 Harvest: May 23 – Jul 25
Recommended (50%) ✓ Fits season (98 days to spare)
Start indoors: Feb 28 Transplant: Apr 11 🍅 Harvest: May 30 – Aug 1
Safe Start (90%) ✓ Fits season (97 days to spare)
Start indoors: Mar 16 Transplant: Apr 27 🍅 Harvest: Jun 15 – Aug 17

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
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 35 gal / 100 sq ft
Squash (Summer) needs ~1,128 GDD — county provides 4,592 GDD Excellent fit

Squash (Summer) Planting Timeline โ€” Greene County, NC

Squash (Summer) Planting Calendar

Activity When Date Range
Start Indoors February 28 Feb 28 โ€“ Mar 14
Transplant Outdoors April 11 Apr 11 โ€“ Apr 25
Direct Sow April 4 Apr 4 โ€“ Apr 25
Harvest May 30 May 30 โ€“ Aug 1

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

Month-by-Month Timeline

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

45โ€“65 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

224 days

Growing Tips for Greene County

Direct sow after last frost on mounds. Harvest frequently when fruits are 6-8 inches for best texture. Check plants daily as they grow rapidly in summer heat.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Level Up Your Garden

Frequently Asked Questions

When should I plant Squash (Summer) in Greene County, NC?

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

What planting zone is Greene County, NC?

Greene County, North Carolina is in USDA Hardiness Zone 7b. The average last spring frost is March 28 and first fall frost is November 7.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Greene County gardeners in Zone 7b 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 Greene County, NC. Local conditions may vary. Last updated: April 2026.