🌱 MyLocalPlanting

When to Plant Leek in Isabella, Minnesota (55607)

Location

Isabella, Minnesota

ZIP Code

55607

USDA Zone

3b

Last Frost

Wednesday, May 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Wednesday, April 8, 2026

Pro Tip: Leek can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Allium porrum
Days to Maturity 7 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 1-7 days

🤝 Good Companions

CeleryAppleCarrot

⚠️ Avoid Planting Near

Swiss Chard

Other Plants for Isabella

Growing Leek in Zone 3b

Leek (Allium porrum) is a popular garden vegetable. In Isabella, Minnesota, which is in USDA Hardiness Zone 3b, you should direct sow seeds around Wednesday, April 8, 2026.

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