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When to Plant Squash (Winter) in Collier County, FL

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

Collier County, Florida is in USDA Zone 10a. The average last spring frost is January 12 and the first fall frost is April 15, giving you a growing season of approximately 93 days.

At an elevation of 185 feet, Collier County receives approximately 61.3 inches of rainfall annually with predominantly sand soil. Summer highs average 85ยฐF, providing good warmth for Squash (Winter) during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Squash (Winter) will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Squash (Winter) root diseases.

Collier County, FL (Zone 10a) Very short season
93 days
Last Spring Frost January 12
93 growing days
First Fall Frost April 15

Collier County Soil Profile

Soil Type

Sand

Soil pH

5-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (136 days to spare)
Start indoors: Dec 8 Transplant: Jan 12 🍅 Harvest: Apr 6 – Jun 1
Recommended (50%) ✓ Fits season (129 days to spare)
Start indoors: Dec 15 Transplant: Jan 19 🍅 Harvest: Apr 13 – Jun 8
Safe Start (90%) ✓ Fits season (101 days to spare)
Start indoors: Jan 12 Transplant: Feb 16 🍅 Harvest: May 11 – Jul 6

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
0.7″/week
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 1,932 gal / 100 sq ft
Squash (Winter) needs ~1,375 GDD — county provides 5,018 GDD Excellent fit

Squash (Winter) Planting Timeline โ€” Collier County, FL

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors December 15 Dec 15 โ€“ Dec 29
Transplant Outdoors January 19 Jan 19 โ€“ Feb 2
Direct Sow January 12 Jan 12 โ€“ Feb 2
Harvest April 13 Apr 13 โ€“ Jun 8

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 Harvest
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

80โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 10a

Growing Season

93 days

Growing Tips for Collier 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Squash (Winter) in Collier County, FL?

Collier County is in Zone 10a with an average last frost of January 12. Plan your Squash (Winter) planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Collier County, FL?

Collier County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 12 and first fall frost is .

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Collier 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 Collier County, FL. Local conditions may vary. Last updated: April 2026.