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When to plant Turnip in Polk County, FL

Polk County's climate puts the Turnip spring window between January 4 and January 25. aim for a steady week of warm soil before planting. A second sowing from October 24 to November 7 extends the harvest into fall.

When to Plant Turnip in Polk County, FL

Polk County, Florida Zone 10a July

What to do in July

A quick July briefing for Polk County, Florida gardeners — what's urgent, what's next, and what can wait.

Avg. last frost January 25
Avg. first frost December 19
Soil temp (4") 96°F
Watering Low
Pest pressure High
Daylight 13.6 hrs
  1. Plan the fall garden

    Make a planting map for August. Tomatoes, peppers, brassicas, lettuce, root crops all go in over the next 8 weeks. Soil amendments and irrigation prep happen now.

  2. Keep heat-survivor crops productive

    Daily harvest of okra and southern peas keeps plants producing. Let pods over-mature and the plant stops setting new fruit.

  3. Watch for hurricane prep season

    August-October is hurricane season. Stake young trees, secure rain barrels, and plan how to protect tender transplants from high winds.

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Turnips are a fast-growing cool-season root vegetable with edible roots and greens. Baby turnips are sweet and tender while mature ones are more pungent.

Polk County, Florida is in USDA Zone 10a. The average last spring frost is January 25 and the first fall frost is December 19, giving you a growing season of approximately 328 days.

At an elevation of 236 feet, Polk County receives approximately 58.3 inches of rainfall annually with predominantly sand soil. Summer highs average 96°F, so Turnip may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Turnip will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Turnip root diseases.

Polk County, FL (Zone 10a) Year-round
328 days
Last Spring Frost January 25
328 growing days
First Fall Frost December 19

Polk County Soil Profile

Soil Type

Sand

Soil pH

4.9-6.3

Drainage

Well Drained

Monthly Watering Guide for Turnip

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

Month Turnip Needs Rainfall You Supplement Action
Jan 4.3" 2.5" 1.8" 💧 Light watering
Feb 4.3" 3.1" 1.2" 💧 Light watering
Mar 4.3" 3.5" 0.8" 💧 Light watering
Apr 4.3" 2.6" 1.7" 💧 Light watering
May 4.3" 4.2" 0.1" 💧 Light watering
Jun 4.3" 9" 0" ✅ Rainfall sufficient
Jul 4.3" 9.1" 0" ✅ Rainfall sufficient
Aug 4.3" 7.9" 0" ✅ Rainfall sufficient
Sep 4.3" 6.7" 0" ✅ Rainfall sufficient
Oct 4.3" 4.8" 0" ✅ Rainfall sufficient
Nov 4.3" 2.4" 1.9" 💧 Light watering
Dec 4.3" 2.4" 1.9" 💧 Light watering

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

Turnip Planting Timeline — Polk County, FL

Turnip Planting Calendar

Activity When Date Range
Direct Sow January 4 Jan 4 – Jan 25
Harvest February 15 Feb 15 – Mar 22
Fall Sowing October 24 Oct 24 – Nov 7

Plant 0.5" deep · 4" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Direct Sow
February Harvest
March Harvest
April
May
June
July
August
September
October Fall Sowing
November Fall Sowing
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 10a

📆 Growing Season

328 days in Polk County

Growing Tips for Polk County

Direct sow in early spring or late summer. Harvest when roots are 2-3 inches in diameter for best flavor. Both the roots and the greens are nutritious and edible.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Turnip in Polk County, FL?

Polk County is in Zone 10a with an average last frost of January 25. Plan your Turnip planting based on this frost date — see the calendar above for exact timing.

What planting zone is Polk County, FL?

Polk County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 25 and first fall frost is December 19.

When should I plant Turnip in Polk County, FL?

In Polk County, FL, plant Turnip after the last frost (around January 25) and before the first frost (around December 19). Best results when soil holds above 50°F.

What growing zone is Polk County, FL for Turnip?

Polk County sits in USDA Zone 10a. Turnip grows reliably in zones 2a through 10b, so it's a good fit here.

Can Turnip grow in Polk County's climate?

Yes — Turnip grows well in Polk County's temperate climate. Polk County averages a 329-day frost-free season, with last frost around January 25 and first frost around December 19.

🌱

Your Polk County Garden Planner — Free

A 22-page printable planner built for Polk 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 Polk County, FL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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