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When to Plant Brussel Sprout in Blanchard, Michigan (49310)

Location

Blanchard, Michigan

ZIP Code

49310

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Direct Sow Outdoors Saturday, March 14, 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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Growing Brussel Sprout in Zone 5b

Brussel Sprout (Brassica oleracea) is a popular garden vegetable. In Blanchard, Michigan, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, March 14, 2026.

Your average last frost date is Saturday, April 25, 2026. Brussel Sprout grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.