When to Plant Sweet Corn in Oak Island, Minnesota (56741)
Location
Oak Island, Minnesota
ZIP Code
56741
USDA Zone
3a
Last Frost
Monday, May 25, 2026
📅 Planting Calendar
Pro Tip: Sow Sweet Corn directly outdoors 2 weeks before your last frost date.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (8+ hours)
💧
Water
High (consistent moisture, especially at silking)
↔️
Spacing
12" apart
🌱
Planting Depth
1" deep
Seeds typically germinate in 5-10 days
Ready to Plant Sweet Corn in Oak Island?
Get your seeds now so they're ready by Monday, May 11, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Other Plants for Oak Island
Growing Sweet Corn in Zone 3a
Sweet Corn (Zea mays var. saccharata) is a popular garden vegetable. In Oak Island, Minnesota, which is in USDA Hardiness Zone 3a, you should direct sow seeds around Monday, May 11, 2026.
Your average last frost date is Monday, May 25, 2026. Sweet Corn grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.