When to Plant Mâche in Carrington, North Dakota (58421)

Location

Carrington, North Dakota

ZIP Code

58421

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 Mâche directly outdoors 6 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Valerianella locusta

Days to Maturity 45 days

Mature Height 4-8"

Spread 4"

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Moderate (1 inch/week)

↔️

Spacing

4" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Mâche in Carrington?

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

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🤝 Good Companions

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Full Companion Planting Guide for Mâche

See which plants help Mâche 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

Allow plants to flower and seed pods to dry on the plant.

Processing

Thresh dried plants over a bowl, separate seeds from chaff by winnowing.

Seed Viability

Up to 3 years when stored cool, dark, and dry.

Pro Tip

Mâche self-sows freely — allow some plants to go to seed in place for a perpetual crop.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 9 per sq ft of Mâche. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Mâche in Carrington, North Dakota? +

In Carrington (Zone 4a), direct sow Mâche outdoors around Friday, April 3, 2026.

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

The average last spring frost date for Carrington, North Dakota (ZIP 58421) is around Friday, May 15, 2026. This is based on NOAA climate normals for USDA Zone 4a.

How long does Mâche take to grow? +

Mâche typically matures in about 45 days from direct sowing. In Carrington, that means you can expect harvest around Friday, April 3, 2026 plus 45 days.

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

Mâche does best when direct sown outdoors. In Carrington, sow directly around Friday, April 3, 2026.

📚 More Mâche Planting Guides

🗺️

Mâche in North Dakota

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 4a Mâche Guide

All cities in your zone · Avg dates

→

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Growing Mâche in Zone 4a

Mâche (Valerianella locusta) is a popular garden vegetable. In Carrington, North Dakota, 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. Mâche grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.