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When to plant Butternut Squash in Menard County, IL

Menard County gardeners should plant Butternut Squash between April 22 and May 13 in spring. With Menard County's Zone 6a climate (last frost April 15), Butternut Squash needs 85–110 days to mature — plant by July 1 for a full harvest.

When to Plant Butternut Squash in Menard County, IL

Butternut squash is a popular winter squash with a long neck, small seed cavity, and sweet, nutty orange flesh. It stores exceptionally well for months.

Menard County, Illinois is in USDA Zone 6a. The average last spring frost is April 15 and the first fall frost is October 19, giving you a growing season of approximately 187 days.

At an elevation of 934 feet, Menard County receives approximately 37 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Butternut Squash to ensure they mature before fall.

Menard County, IL (Zone 6a) Moderate season
187 days
Last Spring Frost April 15
187 growing days
First Fall Frost October 19

Menard County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Butternut Squash Planting Timeline — Menard County, IL

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors March 11 Mar 11 – Mar 25
Transplant Outdoors April 29 Apr 29 – May 13
Direct Sow April 22 Apr 22 – May 13
Harvest July 29 Jul 29 – Sep 2

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

85–110 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

187 days in Menard County

Growing Tips for Menard County

Start seeds indoors 3 weeks early or direct sow after frost. Allow 6-8 feet for sprawling vines. Harvest when the skin is hard and uniformly tan. Cure in the sun for 10 days.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Butternut Squash in Menard County, IL?

Menard County is in Zone 6a with an average last frost of April 15. Plan your Butternut Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Menard County, IL?

Menard County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 15 and first fall frost is October 19.

When should I plant Butternut Squash in Menard County, IL?

In Menard County, IL, plant Butternut Squash after the last frost (around April 15) and before the first frost (around October 19). Best results when soil holds above 50°F.

What growing zone is Menard County, IL for Butternut Squash?

Menard County sits in USDA Zone 6a. Butternut Squash grows reliably in zones 3a through 11b, so it's a good fit here.

Can Butternut Squash grow in Menard County's climate?

Yes — Butternut Squash grows well in Menard County's temperate climate. Menard County averages a 187-day frost-free season, with last frost around April 15 and first frost around October 19.

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A 22-page printable planner built for Menard County (Zone 6a). 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 Menard County, IL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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