When to Plant Turnip in Corning, California (96021)

Location

Corning, California

ZIP Code

96021

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Tuesday, December 30, 2025

Based on last frost Tuesday, February 10, 2026 · Zone 9b

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 Corning?

Get your seeds now so they're ready by Tuesday, December 30, 2025.

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🛠️ Supplies You'll Need

🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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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 Corning, California? +

In Corning (Zone 9b), direct sow Turnip outdoors around Tuesday, December 30, 2025.

What is the last frost date for Corning, California? +

The average last spring frost date for Corning, California (ZIP 96021) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.

How long does Turnip take to grow? +

Turnip typically matures in about 91 days from direct sowing. In Corning, that means you can expect harvest around Tuesday, December 30, 2025 plus 91 days.

Should I start Turnip indoors or direct sow in California? +

Turnip does best when direct sown outdoors. In Corning, sow directly around Tuesday, December 30, 2025.

📚 More Turnip Planting Guides

🗺️

Turnip in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9b Turnip Guide

All cities in your zone · Avg dates

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Growing Turnip in Zone 9b

Turnip (Brassica rapa) is a popular garden vegetable. In Corning, California, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, December 30, 2025.

Your average last frost date is Tuesday, February 10, 2026. Turnip grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.