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When to plant Hubbard Squash in Flagler County, FL

In Flagler County, plant Hubbard Squash in spring between February 5 and February 26, once soil temps hold above 50°F. Flagler County's last frost averages February 5, so aim for a steady week of warm soil before planting. For a fall crop, sow between and — roughly 100–120 days before the first frost on December 17.

When to Plant Hubbard Squash in Flagler County, FL

Hubbard squash is a large, bumpy-skinned winter squash with dense, sweet, dry flesh ideal for baking and pies. The hard shell allows storage for 6 months or more.

Flagler County, Florida is in USDA Zone 9b. The average last spring frost is February 5 and the first fall frost is December 17, giving you a growing season of approximately 315 days.

At an elevation of 134 feet, Flagler County receives approximately 54.2 inches of rainfall annually with predominantly sand soil. Summer highs average 99°F, so Hubbard Squash may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Hubbard Squash will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Hubbard Squash root diseases.

Flagler County, FL (Zone 9b) Year-round
315 days
Last Spring Frost February 5
315 growing days
First Fall Frost December 17

Flagler County Soil Profile

Soil Type

Sand

Soil pH

6.0-7.0

Drainage

Well Drained

Hubbard Squash Planting Timeline — Flagler County, FL

Hubbard Squash Planting Calendar

Activity When Date Range
Start Indoors January 8 Jan 8 – Jan 22
Transplant Outdoors February 12 Feb 12 – Feb 26
Direct Sow February 5 Feb 5 – Feb 26
Harvest May 28 May 28 – Jul 2

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

100–120 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 9b

📆 Growing Season

315 days in Flagler County

Growing Tips for Flagler County

Start seeds indoors in short-season areas. Requires ample space and rich soil. Harvest when the skin is very hard and the color is deep. Cure in the sun before storing.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Hubbard Squash in Flagler County, FL?

Flagler County is in Zone 9b with an average last frost of February 5. Plan your Hubbard Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Flagler County, FL?

Flagler County, Florida is in USDA Hardiness Zone 9b. The average last spring frost is February 5 and first fall frost is December 17.

When should I plant Hubbard Squash in Flagler County, FL?

In Flagler County, FL, plant Hubbard Squash after the last frost (around February 5) and before the first frost (around December 17). Best results when soil holds above 50°F.

What growing zone is Flagler County, FL for Hubbard Squash?

Flagler County sits in USDA Zone 9b. Hubbard Squash grows reliably in zones 3a through 10b, so it's a good fit here.

Can Hubbard Squash grow in Flagler County's climate?

Yes — Hubbard Squash grows well in Flagler County's temperate climate. Flagler County averages a 316-day frost-free season, with last frost around February 5 and first frost around December 17.

🌱

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A 22-page printable planner built for Flagler County (Zone 9b). 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 Flagler County, FL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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