When to Plant Arugula in Rolette, North Dakota (58366)

Location

Rolette, North Dakota

ZIP Code

58366

USDA Zone

Last Frost

Wednesday, May 20, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Wednesday, April 22, 2026

Based on last frost Wednesday, May 20, 2026 · Zone 3b

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 Rolette?

Get your seeds now so they're ready by Wednesday, April 22, 2026.

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🤝 Good Companions

CarrotLettuceRadishBean

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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 Rolette, North Dakota? +

In Rolette (Zone 3b), direct sow Arugula outdoors around Wednesday, April 22, 2026.

What is the last frost date for Rolette, North Dakota? +

The average last spring frost date for Rolette, North Dakota (ZIP 58366) is around Wednesday, May 20, 2026. This is based on NOAA climate normals for USDA Zone 3b.

How long does Arugula take to grow? +

Arugula typically matures in about 40 days from direct sowing. In Rolette, that means you can expect harvest around Wednesday, April 22, 2026 plus 40 days.

Should I start Arugula indoors or direct sow in North Dakota? +

Arugula does best when direct sown outdoors. In Rolette, sow directly around Wednesday, April 22, 2026.

📚 More Arugula Planting Guides

🗺️

Arugula in North Dakota

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 3b Arugula Guide

All cities in your zone · Avg dates

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Growing Arugula in Zone 3b

Arugula (Eruca vesicaria subsp. sativa) is a popular garden vegetable. In Rolette, North Dakota, which is in USDA Hardiness Zone 3b, you should direct sow seeds around Wednesday, April 22, 2026.

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