When to Plant Turnip in Charleston, South Carolina (29413)

Location

Charleston, South Carolina

ZIP Code

29413

USDA Zone

Last Frost

Friday, February 20, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Friday, January 9, 2026

Based on last frost Friday, February 20, 2026 · Zone 9a

Pro tip: Sow Turnip directly outdoors 6 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Brassica rapa

Days to Maturity 91 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 1-7 days

Ready to Plant Turnip in Charleston?

Get your seeds now so they're ready by Friday, January 9, 2026.

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🛠️ Supplies You'll Need

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🌾 Seed Saving Guide

🟡 Moderate

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Biennial — allow roots to overwinter and harvest seed pods in year 2 when dry.

Processing

Thresh dried stalks, winnow seeds from pod fragments.

Seed Viability

Up to 4 years when stored cool, dark, and dry.

Pro Tip

Brassica rapa — crosses with bok choy, napa cabbage, and other rapa crops. Isolate by 300 feet.

Frequently Asked Questions

When should I plant Turnip in Charleston, South Carolina? +

In Charleston (Zone 9a), direct sow Turnip outdoors around Friday, January 9, 2026.

What is the last frost date for Charleston, South Carolina? +

The average last spring frost date for Charleston, South Carolina (ZIP 29413) is around Friday, February 20, 2026. This is based on NOAA climate normals for USDA Zone 9a.

How long does Turnip take to grow? +

Turnip typically matures in about 91 days from direct sowing. In Charleston, that means you can expect harvest around Friday, January 9, 2026 plus 91 days.

Should I start Turnip indoors or direct sow in South Carolina? +

Turnip does best when direct sown outdoors. In Charleston, sow directly around Friday, January 9, 2026.

📚 More Turnip Planting Guides

🗺️

Turnip in South Carolina

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9a Turnip Guide

All cities in your zone · Avg dates

→

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Growing Turnip in Zone 9a

Turnip (Brassica rapa) is a popular garden vegetable. In Charleston, South Carolina, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, January 9, 2026.

Your average last frost date is Friday, February 20, 2026. Turnip grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.