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When to plant Delicata Squash in White County, IL

For Delicata Squash in White County, the safe spring window opens around April 15 and closes around May 6. Last expected frost is April 8, first fall frost October 27, giving a 202-day growing season.

When to Plant Delicata Squash in White County, IL

Delicata squash is a winter squash with an edible skin and sweet, creamy orange flesh. Its compact vines make it suitable for smaller gardens.

White County, Illinois is in USDA Zone 7a. The average last spring frost is April 8 and the first fall frost is October 27, giving you a growing season of approximately 202 days.

At an elevation of 788 feet, White County receives approximately 30.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Delicata Squash during the growing season.

White County, IL (Zone 7a) Long season
202 days
Last Spring Frost April 8
202 growing days
First Fall Frost October 27

White County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Delicata Squash Planting Timeline — White County, IL

Delicata Squash Planting Calendar

Activity When Date Range
Start Indoors March 11 Mar 11 – Mar 25
Transplant Outdoors April 22 Apr 22 – May 6
Direct Sow April 15 Apr 15 – May 6
Harvest July 15 Jul 15 – Aug 19

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

80–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

202 days in White County

Growing Tips for White County

Direct sow after last frost on mounds. Harvest when skin is hard and ivory with green stripes. The thin skin does not need peeling. Stores 2-3 months in a cool 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 Delicata Squash in White County, IL?

White County is in Zone 7a with an average last frost of April 8. Plan your Delicata Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is White County, IL?

White County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 8 and first fall frost is October 27.

When should I plant Delicata Squash in White County, IL?

In White County, IL, plant Delicata Squash after the last frost (around April 8) and before the first frost (around October 27). Best results when soil holds above 50°F.

What growing zone is White County, IL for Delicata Squash?

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

Can Delicata Squash grow in White County's climate?

Yes — Delicata Squash grows well in White County's temperate climate. White County averages a 202-day frost-free season, with last frost around April 8 and first frost around October 27.

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Your White County Garden Planner — Free

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

Sources & credits

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