When to Plant Watermelon in Bird Island, Minnesota (55310)
Location
Bird Island, Minnesota
ZIP Code
55310
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
📅 Planting Calendar
Pro Tip: Start Watermelon seeds indoors 4 weeks before your last frost date, then transplant outdoors around Tuesday, May 19, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (8+ hours)
💧
Water
Regular (1-2 inches/week)
↔️
Spacing
72" apart
🌱
Planting Depth
1" deep
Seeds typically germinate in 4-12 days
Ready to Plant Watermelon in Bird Island?
Get your seeds now so they're ready by Tuesday, April 7, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Other Plants for Bird Island
Growing Watermelon in Zone 4b
Watermelon (Citrullus lanatus) is a popular garden vegetable. In Bird Island, Minnesota, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, April 7, 2026.
Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Watermelon seedlings outdoors around Tuesday, May 19, 2026, about 2 weeks after your last frost date.