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When to Plant Turnip in Lancaster County, PA

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.

Lancaster County, Pennsylvania is in USDA Zone 6b. The average last spring frost is April 16 and the first fall frost is October 26, giving you a growing season of approximately 193 days.

At an elevation of 35 feet, Lancaster County receives approximately 46.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89ยฐF, providing good warmth for Turnip during the growing season.

Lancaster County, PA (Zone 6b) Moderate season
193 days
Last Spring Frost April 16
193 growing days
First Fall Frost October 26

Lancaster County Soil Profile

Soil Type

Silt Loam

Soil pH

5-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (116 days to spare)
Transplant: Apr 9 🍅 Harvest: May 21 – Jun 25
Recommended (50%) ✓ Fits season (116 days to spare)
Transplant: Apr 16 🍅 Harvest: May 28 – Jul 2
Safe Start (90%) ✓ Fits season (108 days to spare)
Transplant: May 3 🍅 Harvest: Jun 14 – Jul 19

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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Turnip needs ~838 GDD — county provides 3,232 GDD Excellent fit

Turnip Planting Timeline โ€” Lancaster County, PA

Turnip Planting Calendar

Activity When Date Range
Direct Sow April 2 Apr 2 โ€“ Apr 23
Fall Sowing August 17 Aug 17 โ€“ Aug 31
Harvest May 14 May 14 โ€“ Jun 18

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

40โ€“60 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

193 days

Growing Tips for Lancaster 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Turnip in Lancaster County, PA?

Lancaster County is in Zone 6b with an average last frost of April 16. Plan your Turnip planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Lancaster County, PA?

Lancaster County, Pennsylvania is in USDA Hardiness Zone 6b. The average last spring frost is April 16 and first fall frost is October 26.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Lancaster County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

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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 Lancaster County, PA. Local conditions may vary. Last updated: April 2026.