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When to plant Squash (Winter) in Marshall County, KY

For Squash (Winter) in Marshall County, the safe spring window opens around April 10 and closes around May 1. Last expected frost is April 3, first fall frost November 1, giving a 212-day growing season.

When to Plant Squash (Winter) in Marshall County, KY

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

Marshall County, Kentucky is in USDA Zone 7a. The average last spring frost is April 3 and the first fall frost is November 1, giving you a growing season of approximately 212 days.

At an elevation of 1,550 feet, Marshall County receives approximately 42.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Squash (Winter) during the growing season.

Marshall County, KY (Zone 7a) Long season
212 days
Last Spring Frost April 3
212 growing days
First Fall Frost November 1

Marshall County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-7.1

Drainage

Well Drained

Monthly Watering Guide for Squash (Winter)

Squash (Winter) needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Squash (Winter) Needs Rainfall You Supplement Action
Jan 3.6" 0" ❄️ Dormant
Feb 4" 0" ❄️ Dormant
Mar 4" 0" ❄️ Dormant
Apr 4.3" 2.9" 1.4" 💧 Light watering
May 4.3" 3.2" 1.1" 💧 Light watering
Jun 4.3" 3.6" 0.7" 💧 Light watering
Jul 4.3" 5" 0" ✅ Rainfall sufficient
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 3.5" 0.8" 💧 Light watering
Oct 4.3" 2.8" 1.5" 💧 Light watering
Nov 4.3" 3" 1.3" 💧 Light watering
Dec 3.2" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Nov in Marshall County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Squash (Winter) Planting Timeline — Marshall County, KY

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors March 6 Mar 6 – Mar 20
Transplant Outdoors April 17 Apr 17 – May 1
Direct Sow April 10 Apr 10 – May 1
Harvest July 10 Jul 10 – Sep 4

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

212 days in Marshall County

Growing Tips for Marshall 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 Marshall County, KY?

Marshall County is in Zone 7a with an average last frost of April 3. Plan your Squash (Winter) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Marshall County, KY?

Marshall County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 3 and first fall frost is November 1.

When should I plant Squash (Winter) in Marshall County, KY?

In Marshall County, KY, plant Squash (Winter) after the last frost (around April 3) and before the first frost (around November 1). Best results when soil holds above 50°F.

What growing zone is Marshall County, KY for Squash (Winter)?

Marshall 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 Marshall County's climate?

Yes — Squash (Winter) grows well in Marshall County's temperate climate. Marshall County averages a 212-day frost-free season, with last frost around April 3 and first frost around November 1.

🌱

Your Marshall County Garden Planner — Free

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

Sources & credits

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