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When to plant Turnip in Boyd County, KY

Plant Turnip in Boyd County from April 6 to April 27 in spring. Boyd County sits in USDA Zone 7a, with last frost around April 20 and first frost on October 23. A second sowing from August 14 to August 28 extends the harvest into fall.

When to Plant Turnip in Boyd County, KY

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.

Boyd County, Kentucky is in USDA Zone 7a. The average last spring frost is April 20 and the first fall frost is October 23, giving you a growing season of approximately 186 days.

At an elevation of 2,124 feet, Boyd County receives approximately 46.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Turnip during the growing season.

Boyd County, KY (Zone 7a) Moderate season
186 days
Last Spring Frost April 20
186 growing days
First Fall Frost October 23

Boyd County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.5

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 3.4" 0" ❄️ Dormant
Feb 3.6" 0" ❄️ Dormant
Mar 4.6" 0" ❄️ Dormant
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 3.5" 0.8" 💧 Light watering
Jun 4.3" 3.8" 0.5" 💧 Light watering
Jul 4.3" 4.6" 0" ✅ Rainfall sufficient
Aug 4.3" 4.5" 0" ✅ Rainfall sufficient
Sep 4.3" 3.8" 0.5" 💧 Light watering
Oct 4.3" 3.4" 0.9" 💧 Light watering
Nov 3.3" 0" ❄️ Dormant
Dec 3.8" 0" ❄️ Dormant

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

Turnip Planting Timeline — Boyd County, KY

Turnip Planting Calendar

Activity When Date Range
Direct Sow April 6 Apr 6 – Apr 27
Harvest May 18 May 18 – Jun 22
Fall Sowing August 14 Aug 14 – Aug 28

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

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Harvest
June Harvest
July
August Fall Sowing
September
October
November
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 7a

📆 Growing Season

186 days in Boyd County

Growing Tips for Boyd 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 Boyd County, KY?

Boyd County is in Zone 7a with an average last frost of April 20. Plan your Turnip planting based on this frost date — see the calendar above for exact timing.

What planting zone is Boyd County, KY?

Boyd County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 20 and first fall frost is October 23.

When should I plant Turnip in Boyd County, KY?

In Boyd County, KY, plant Turnip after the last frost (around April 20) and before the first frost (around October 23). Best results when soil holds above 50°F.

What growing zone is Boyd County, KY for Turnip?

Boyd County sits in USDA Zone 7a. Turnip grows reliably in zones 2a through 10b, so it's a good fit here.

Can Turnip grow in Boyd County's climate?

Yes — Turnip grows well in Boyd County's temperate climate. Boyd County averages a 186-day frost-free season, with last frost around April 20 and first frost around October 23.

🌱

Your Boyd County Garden Planner — Free

A 22-page printable planner built for Boyd County (Zone 7a). 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 Boyd County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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