When to Plant Turnip in Big Piney, Wyoming (83113)

Location

Big Piney, Wyoming

ZIP Code

83113

USDA Zone

Last Frost

Friday, May 15, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Friday, April 3, 2026

Based on last frost Friday, May 15, 2026 · Zone 4a

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 Big Piney?

Get your seeds now so they're ready by Friday, April 3, 2026.

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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 Big Piney, Wyoming? +

In Big Piney (Zone 4a), direct sow Turnip outdoors around Friday, April 3, 2026.

What is the last frost date for Big Piney, Wyoming? +

The average last spring frost date for Big Piney, Wyoming (ZIP 83113) is around Friday, May 15, 2026. This is based on NOAA climate normals for USDA Zone 4a.

How long does Turnip take to grow? +

Turnip typically matures in about 91 days from direct sowing. In Big Piney, that means you can expect harvest around Friday, April 3, 2026 plus 91 days.

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

Turnip does best when direct sown outdoors. In Big Piney, sow directly around Friday, April 3, 2026.

📚 More Turnip Planting Guides

🗺️

Turnip in Wyoming

Zone-by-zone breakdown · Full state guide

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Zone 4a Turnip Guide

All cities in your zone · Avg dates

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Growing Turnip in Zone 4a

Turnip (Brassica rapa) is a popular garden vegetable. In Big Piney, Wyoming, which is in USDA Hardiness Zone 4a, you should direct sow seeds around Friday, April 3, 2026.

Your average last frost date is Friday, May 15, 2026. Turnip grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.