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When to Plant Turnip in USDA Zone 8a

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.

In Zone 8a, the average last spring frost is around March 8 and the first fall frost is around November 18, giving you a growing season of approximately 255 days.

Zone 8a Long season
255 days
Last Spring Frost March 8
255 growing days
First Fall Frost November 18

Turnip Planting Timeline — Zone 8a

Where Is USDA Zone 8a?

The map below highlights the states that contain Zone 8a. Click any state to see the Turnip planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Turnip Planting Calendar — Zone 8a

Activity When Date Range
Direct Sow February 22 Feb 22 – Mar 15
Harvest April 5 Apr 5 – May 10
Fall Sowing September 9 Sep 9 – Sep 23

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

Month-by-Month Timeline

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

Free Zone 8a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 8a with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

40–60 days

Soil pH

6 – 7

Zone Temperature Range

10°F to 15°F average annual minimum

Growing Season

255 days (Zone 8a average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing4 inches apart
Row Spacing12 inches between rows

Succession Planting Turnip in Zone 8a

7
successive plantings in Zone 8a's ~255-day season

Sow every 4.6 weeks for continuous harvest throughout the season.

Growing Tips for Turnip in Zone 8a

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

Saving Turnip Seeds

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Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

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Garden Plant Markers $6-12

Keep your garden organized with durable, weather-resistant plant labels.

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Frequently Asked Questions

When should I plant Turnip in Zone 8a?

In Zone 8a, plan your Turnip planting around the average last frost date of March 8. Direct sow outdoors around February 22.

Can Turnip grow in Zone 8a?

Yes, Turnip can grow well in Zone 8a, hardy in USDA zones 2a through 10b. Zone 8a has a growing season of approximately 255 days, which is sufficient for Turnip (40-60 days to maturity).

When can I harvest Turnip in Zone 8a?

In Zone 8a, expect to harvest Turnip from April 5 – May 10. Turnip takes 40-60 days from planting to harvest.

What is the last frost date for Zone 8a?

The average last spring frost in Zone 8a is around March 8, and the first fall frost is around November 18. This gives a growing season of approximately 255 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Turnip?

Good companion plants for Turnip include Peas, Lettuce, Onion. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — organize your planting dates for Zone 8a, track your crops, and plan your garden season from seed to harvest.

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Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: April 2026.