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When to plant Butternut Squash in Boyd County, KY

Boyd County's spring Butternut Squash window runs April 27 through May 18. most warm-season crops establish quickly once soil holds above 60°F.

When to Plant Butternut Squash in Boyd County, KY

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.

Boyd County, Kentucky is in USDA Zone 7a. The average last spring frost is April 20 and the first fall frost is October 23, giving you a growing season of approximately 186 days.

At an elevation of 2,124 feet, Boyd County receives approximately 46.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Butternut Squash during the growing season.

Boyd County, KY (Zone 7a) Moderate season
186 days
Last Spring Frost April 20
186 growing days
First Fall Frost October 23

Boyd County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Butternut Squash Planting Timeline — Boyd County, KY

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors March 23 Mar 23 – Apr 6
Transplant Outdoors May 4 May 4 – May 18
Direct Sow April 27 Apr 27 – May 18
Harvest August 3 Aug 3 – Sep 7

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Direct Sow
May Transplant Outdoors Direct Sow
June
July
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 7a

📆 Growing Season

186 days in Boyd County

Growing Tips for Boyd 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 Boyd County, KY?

Boyd County is in Zone 7a with an average last frost of April 20. Plan your Butternut Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Boyd County, KY?

Boyd County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 20 and first fall frost is October 23.

When should I plant Butternut Squash in Boyd County, KY?

In Boyd County, KY, plant Butternut Squash after the last frost (around April 20) and before the first frost (around October 23). Best results when soil holds above 50°F.

What growing zone is Boyd County, KY for Butternut Squash?

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

Can Butternut Squash grow in Boyd County's climate?

Yes — Butternut Squash grows well in Boyd County's temperate climate. Boyd County averages a 186-day frost-free season, with last frost around April 20 and first frost around October 23.

🌱

Your Boyd County Garden Planner — Free

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

Sources & credits

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