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When to plant Butternut Squash in Manatee County, FL

For Butternut Squash in Manatee County, the safe spring window opens around January 28 and closes around February 18. Last expected frost is January 28, first fall frost December 20, giving a 327-day growing season.

When to Plant Butternut Squash in Manatee 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.

Manatee County, Florida is in USDA Zone 10a. The average last spring frost is January 28 and the first fall frost is December 20, giving you a growing season of approximately 326 days.

At an elevation of 237 feet, Manatee County receives approximately 57.6 inches of rainfall annually with predominantly sand soil. Summer highs average 103°F, so Butternut Squash may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — 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.

Manatee County, FL (Zone 10a) Year-round
326 days
Last Spring Frost January 28
326 growing days
First Fall Frost December 20

Manatee County Soil Profile

Soil Type

Sand

Soil pH

5-5.9

Drainage

Well Drained

Monthly Watering Guide for Butternut Squash

Butternut Squash needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Butternut Squash Needs Rainfall You Supplement Action
Jan 4.3" 2.6" 1.7" 💧 Light watering
Feb 4.3" 2.8" 1.5" 💧 Light watering
Mar 4.3" 3.3" 1" 💧 Light watering
Apr 4.3" 3" 1.3" 💧 Light watering
May 4.3" 3.8" 0.5" 💧 Light watering
Jun 4.3" 8.7" 0" ✅ Rainfall sufficient
Jul 4.3" 8.4" 0" ✅ Rainfall sufficient
Aug 4.3" 7.2" 0" ✅ Rainfall sufficient
Sep 4.3" 8.4" 0" ✅ Rainfall sufficient
Oct 4.3" 4.7" 0" ✅ Rainfall sufficient
Nov 4.3" 2.6" 1.7" 💧 Light watering
Dec 4.3" 2.2" 2.1" 💧 Light watering

Water needs are for active growing months only (Jan–Dec in Manatee County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Butternut Squash Planting Timeline — Manatee County, FL

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors December 31 Dec 31 – Jan 14
Transplant Outdoors February 4 Feb 4 – Feb 18
Direct Sow January 28 Jan 28 – Feb 18
Harvest May 6 May 6 – Jun 10

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

Month-by-Month Timeline

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

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 10a

📆 Growing Season

326 days in Manatee County

Growing Tips for Manatee 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 Manatee County, FL?

Manatee County is in Zone 10a with an average last frost of January 28. Plan your Butternut Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Manatee County, FL?

Manatee County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 28 and first fall frost is December 20.

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

In Manatee County, FL, plant Butternut Squash after the last frost (around January 28) and before the first frost (around December 20). Best results when soil holds above 50°F.

What growing zone is Manatee County, FL for Butternut Squash?

Manatee County sits in USDA Zone 10a. Butternut Squash grows reliably in zones 3a through 11b, so it's a good fit here.

Can Butternut Squash grow in Manatee County's climate?

Yes — Butternut Squash grows well in Manatee County's temperate climate. Manatee County averages a 327-day frost-free season, with last frost around January 28 and first frost around December 20.

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Your Manatee County Garden Planner — Free

A 22-page printable planner built for Manatee County (Zone 10a). 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 Manatee County, FL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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