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When to Plant Brussel Sprout in Callaway, Minnesota (56521)

Location

Callaway, Minnesota

ZIP Code

56521

USDA Zone

4a

Last Frost

Friday, May 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, April 3, 2026

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

🌿 Plant Details

Scientific Name Brassica oleracea
Days to Maturity 84 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 1-7 days

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Other Plants for Callaway

Growing Brussel Sprout in Zone 4a

Brussel Sprout (Brassica oleracea) is a popular garden vegetable. In Callaway, Minnesota, 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. Brussel Sprout grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.