When to Plant Arugula 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 17, 2026

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

Pro tip: Sow Arugula directly outdoors 4 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Eruca vesicaria subsp. sativa

Days to Maturity 40 days

Mature Height 6-12"

Spread 6"

Type Leaf

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (keep moist)

↔️

Spacing

6" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 3-7 days

Ready to Plant Arugula in Big Piney?

Get your seeds now so they're ready by Friday, April 17, 2026.

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🤝 Good Companions

CarrotLettuceRadishBean

🤝

Full Companion Planting Guide for Arugula

See which plants help Arugula thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

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

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🌾 Seed Saving Guide

🟢 Easy

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Let plants bolt and seed pods dry on the stalk. Harvest before pods shatter.

Processing

Cut stalks into a bag, dry, thresh to separate seeds from pods.

Seed Viability

Up to 5 years when stored cool, dark, and dry.

Pro Tip

Arugula cross-pollinates readily — isolate by 300 feet from other arugula varieties for pure seed.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 4 per sq ft of Arugula. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Arugula in Big Piney, Wyoming? +

In Big Piney (Zone 4a), direct sow Arugula outdoors around Friday, April 17, 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 Arugula take to grow? +

Arugula typically matures in about 40 days from direct sowing. In Big Piney, that means you can expect harvest around Friday, April 17, 2026 plus 40 days.

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

Arugula does best when direct sown outdoors. In Big Piney, sow directly around Friday, April 17, 2026.

📚 More Arugula Planting Guides

🗺️

Arugula in Wyoming

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 4a Arugula Guide

All cities in your zone · Avg dates

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Growing Arugula in Zone 4a

Arugula (Eruca vesicaria subsp. sativa) is a popular garden vegetable. In Big Piney, Wyoming, which is in USDA Hardiness Zone 4a, you should direct sow seeds around Friday, April 17, 2026.

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