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When to Plant Sorrel in Biwabik, Minnesota (55708)

Location

Biwabik, Minnesota

ZIP Code

55708

USDA Zone

3b

Last Frost

Wednesday, May 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Wednesday, April 22, 2026

Pro Tip: Sow Sorrel directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Rumex acetosa
Days to Maturity 60 days
Mature Height 12-24"
Spread 18"

☀️ Growing Requirements

☀️

Sun

Partial to Full Sun (4-6 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 7-14 days

Ready to Plant Sorrel in Biwabik?

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

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🤝 Good Companions

StrawberryCarrotHerb

⚠️ Avoid Planting Near

Fennel

Other Plants for Biwabik

Growing Sorrel in Zone 3b

Sorrel (Rumex acetosa) is a popular garden vegetable. In Biwabik, Minnesota, 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. Sorrel grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.