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When to Plant Butternut Squash in Hendry 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.

Hendry County, Florida is in USDA Zone 10a. The average last spring frost is January 14 and the first fall frost is April 15, giving you a growing season of approximately 91 days.

At an elevation of 403 feet, Hendry County receives approximately 55.9 inches of rainfall annually with predominantly sand soil. Summer highs average 89ยฐF, providing good warmth for Butternut Squash during the growing season. 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.

Hendry County, FL (Zone 10a) Very short season
91 days
Last Spring Frost January 14
91 growing days
First Fall Frost April 15

Hendry County Soil Profile

Soil Type

Sand

Soil pH

5-5.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (145 days to spare)
Start indoors: Dec 13 Transplant: Jan 17 🍅 Harvest: Apr 18 – May 23
Recommended (50%) ✓ Fits season (141 days to spare)
Start indoors: Dec 17 Transplant: Jan 21 🍅 Harvest: Apr 22 – May 27
Safe Start (90%) ✓ Fits season (115 days to spare)
Start indoors: Jan 12 Transplant: Feb 16 🍅 Harvest: May 18 – Jun 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
0.6″/week
You supply
0.8″/week
Watering frequency 2-3 times/week
Season total 2,560 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Butternut Squash needs ~1,633 GDD — county provides 6,113 GDD Excellent fit

Butternut Squash Planting Timeline โ€” Hendry County, FL

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors December 17 Dec 17 โ€“ Dec 31
Transplant Outdoors January 21 Jan 21 โ€“ Feb 4
Direct Sow January 14 Jan 14 โ€“ Feb 4
Harvest April 22 Apr 22 โ€“ May 27

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

Month-by-Month Timeline

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

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 10a

Growing Season

91 days

Growing Tips for Hendry 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 Hendry County, FL?

Hendry County is in Zone 10a with an average last frost of January 14. Plan your Butternut Squash planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Hendry County, FL?

Hendry County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 14 and first fall frost is .

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Hendry County gardeners in Zone 10a 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 Hendry County, FL. Local conditions may vary. Last updated: April 2026.