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When to Plant Butternut Squash in Leon County, FL

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.

Leon County, Florida is in USDA Zone 8b. The average last spring frost is March 11 and the first fall frost is November 21, giving you a growing season of approximately 255 days.

At an elevation of 250 feet, Leon County receives approximately 53.9 inches of rainfall annually with predominantly sand soil. Summer highs average 95ยฐF, so Butternut Squash may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Butternut Squash will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Butternut Squash root diseases.

Leon County, FL (Zone 8b) Long season
255 days
Last Spring Frost March 11
255 growing days
First Fall Frost November 21

Leon County Soil Profile

Soil Type

Sand

Soil pH

4.8-5.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (113 days to spare)
Start indoors: Feb 3 Transplant: Mar 17 🍅 Harvest: Jun 16 – Jul 21
Recommended (50%) ✓ Fits season (115 days to spare)
Start indoors: Feb 11 Transplant: Mar 25 🍅 Harvest: Jun 24 – Jul 29
Safe Start (90%) ✓ Fits season (112 days to spare)
Start indoors: Mar 7 Transplant: Apr 18 🍅 Harvest: Jul 18 – Aug 22

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.4″/week
Watering frequency 1-2 times/week
Season total 936 gal / 100 sq ft
Butternut Squash needs ~2,072 GDD — county provides 5,418 GDD Excellent fit

Butternut Squash Planting Timeline โ€” Leon County, FL

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors February 11 Feb 11 โ€“ Feb 25
Transplant Outdoors March 25 Mar 25 โ€“ Apr 8
Direct Sow March 18 Mar 18 โ€“ Apr 8
Harvest June 24 Jun 24 โ€“ Jul 29

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

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Transplant Outdoors Direct Sow
April Transplant Outdoors Direct Sow
May โ€”
June Harvest
July Harvest
August โ€”
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

85โ€“110 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8b

Growing Season

255 days

Growing Tips for Leon 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Butternut Squash in Leon County, FL?

Leon County is in Zone 8b with an average last frost of March 11. Plan your Butternut Squash planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Leon County, FL?

Leon County, Florida is in USDA Hardiness Zone 8b. The average last spring frost is March 11 and first fall frost is November 21.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Leon County gardeners in Zone 8b organize planting dates, track what's growing, and never miss a planting window.

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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 Leon County, FL. Local conditions may vary. Last updated: April 2026.