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When to plant Squash (Winter) in Gibson County, IN

Squash (Winter) planted in Gibson County between April 13 and May 4 matures in 80–120 days — well before the October 28 first frost.

When to Plant Squash (Winter) in Gibson County, IN

Winter squash includes butternut, acorn, delicata, and hubbard varieties grown to full maturity with hard rinds for storage. They develop sweet, dense flesh.

Gibson County, Indiana is in USDA Zone 7a. The average last spring frost is April 6 and the first fall frost is October 28, giving you a growing season of approximately 205 days.

At an elevation of 652 feet, Gibson County receives approximately 38.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Squash (Winter) during the growing season.

Gibson County, IN (Zone 7a) Long season
205 days
Last Spring Frost April 6
205 growing days
First Fall Frost October 28

Gibson County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Squash (Winter) Planting Timeline — Gibson County, IN

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors March 9 Mar 9 – Mar 23
Transplant Outdoors April 20 Apr 20 – May 4
Direct Sow April 13 Apr 13 – May 4
Harvest July 13 Jul 13 – Sep 7

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Harvest
August Harvest
September Harvest
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

80–120 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

205 days in Gibson County

Growing Tips for Gibson County

Direct sow after last frost on rich mounds. Allow ample space for sprawling vines. Cure harvested fruits in the sun for 10 days before storing in a cool, dry place.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Squash (Winter) in Gibson County, IN?

Gibson County is in Zone 7a with an average last frost of April 6. Plan your Squash (Winter) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Gibson County, IN?

Gibson County, Indiana is in USDA Hardiness Zone 7a. The average last spring frost is April 6 and first fall frost is October 28.

When should I plant Squash (Winter) in Gibson County, IN?

In Gibson County, IN, plant Squash (Winter) after the last frost (around April 6) and before the first frost (around October 28). Best results when soil holds above 50°F.

What growing zone is Gibson County, IN for Squash (Winter)?

Gibson County sits in USDA Zone 7a. Squash (Winter) grows reliably in zones 3a through 11b, so it's a good fit here.

Can Squash (Winter) grow in Gibson County's climate?

Yes — Squash (Winter) grows well in Gibson County's temperate climate. Gibson County averages a 205-day frost-free season, with last frost around April 6 and first frost around October 28.

🌱

Your Gibson County Garden Planner — Free

A 22-page printable planner built for Gibson County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Gibson County, IN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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