When to Plant Mustard in Barronett, Wisconsin (54813)
Location
Barronett, Wisconsin
ZIP Code
54813
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
📅 Planting Calendar
Direct Sow Outdoors Tuesday, March 24, 2026
Pro Tip: Mustard can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Brassica juncea
Days to Maturity 56 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
🤝 Good Companions
CabbageCauliflowerRadishBrussel SproutTurnip
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Growing Mustard in Zone 4b
Mustard (Brassica juncea) is a popular garden vegetable. In Barronett, Wisconsin, which is in USDA Hardiness Zone 4b, you should direct sow seeds around Tuesday, March 24, 2026.
Your average last frost date is Tuesday, May 5, 2026. Mustard grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.