Blog

When to Plant Squash (Winter) in Monroe 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.

Monroe County, Florida is in USDA Zone 11a. The average last spring frost is January 22 and the first fall frost is April 15, giving you a growing season of approximately 83 days.

At an elevation of 169 feet, Monroe County receives approximately 55.6 inches of rainfall annually with predominantly sand soil. Summer highs average 93ยฐF, 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.

Monroe County, FL (Zone 11a) Very short season
83 days
Last Spring Frost January 22
83 growing days
First Fall Frost April 15

Monroe 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 (124 days to spare)
Start indoors: Dec 20 Transplant: Jan 24 🍅 Harvest: Apr 18 – Jun 13
Recommended (50%) ✓ Fits season (119 days to spare)
Start indoors: Dec 25 Transplant: Jan 29 🍅 Harvest: Apr 23 – Jun 18
Safe Start (90%) ✓ Fits season (66 days to spare)
Start indoors: Feb 16 Transplant: Mar 23 🍅 Harvest: Jun 15 – Aug 10

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
0.7″/week
Watering frequency 1-2 times/week
Season total 2,145 gal / 100 sq ft
Squash (Winter) needs ~1,975 GDD — county provides 7,208 GDD Excellent fit

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

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors December 25 Dec 25 โ€“ Jan 8
Transplant Outdoors January 29 Jan 29 โ€“ Feb 12
Direct Sow January 22 Jan 22 โ€“ Feb 12
Harvest April 23 Apr 23 โ€“ Jun 18

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

Month-by-Month Timeline

MonthActivities
January Start Indoors 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 11a

Growing Season

83 days

Growing Tips for Monroe 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 Monroe County, FL?

Monroe County is in Zone 11a with an average last frost of January 22. Plan your Squash (Winter) planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Monroe County, FL?

Monroe County, Florida is in USDA Hardiness Zone 11a. The average last spring frost is January 22 and first fall frost is .

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Monroe County gardeners in Zone 11a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Monroe County, FL. Local conditions may vary. Last updated: April 2026.