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When to plant Spaghetti Squash in Gallatin County, IL

Spaghetti Squash planted in Gallatin County between April 13 and May 4 matures in 85–100 days — well before the October 30 first frost.

When to Plant Spaghetti Squash in Gallatin County, IL

Spaghetti squash is a winter squash whose cooked flesh separates into pasta-like strands. It is a popular low-carb alternative to pasta.

Gallatin County, Illinois is in USDA Zone 7a. The average last spring frost is April 6 and the first fall frost is October 30, giving you a growing season of approximately 207 days.

At an elevation of 1,391 feet, Gallatin County receives approximately 37 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Spaghetti Squash during the growing season.

Gallatin County, IL (Zone 7a) Long season
207 days
Last Spring Frost April 6
207 growing days
First Fall Frost October 30

Gallatin County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Spaghetti Squash Planting Timeline — Gallatin County, IL

Spaghetti Squash 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 20 Jul 20 – Aug 17

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
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

85–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

207 days in Gallatin County

Growing Tips for Gallatin County

Direct sow on mounds after last frost. Harvest when skin turns golden yellow and is hard. Store in a cool, dry place for 2-3 months. Bake or microwave halves until tender.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Spaghetti Squash in Gallatin County, IL?

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

What planting zone is Gallatin County, IL?

Gallatin County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 6 and first fall frost is October 30.

When should I plant Spaghetti Squash in Gallatin County, IL?

In Gallatin County, IL, plant Spaghetti Squash after the last frost (around April 6) and before the first frost (around October 30). Best results when soil holds above 50°F.

What growing zone is Gallatin County, IL for Spaghetti Squash?

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

Can Spaghetti Squash grow in Gallatin County's climate?

Yes — Spaghetti Squash grows well in Gallatin County's temperate climate. Gallatin County averages a 207-day frost-free season, with last frost around April 6 and first frost around October 30.

🌱

Your Gallatin County Garden Planner — Free

A 22-page printable planner built for Gallatin 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 Gallatin County, IL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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