When to Plant Stevia in Iron, Minnesota (55751)
Location
Iron, Minnesota
ZIP Code
55751
USDA Zone
3b
Last Frost
Wednesday, May 20, 2026
📅 Planting Calendar
Pro Tip: Start Stevia seeds indoors 10 weeks before your last frost date, then transplant outdoors around Wednesday, June 3, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Moderate (consistent moisture)
↔️
Spacing
18" apart
🌱
Planting Depth
0.13" deep
Seeds typically germinate in 14-21 days
Ready to Plant Stevia in Iron?
Get your seeds now so they're ready by Wednesday, March 11, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Other Plants for Iron
Growing Stevia in Zone 3b
Stevia (Stevia rebaudiana) is a popular garden vegetable. In Iron, Minnesota, which is in USDA Hardiness Zone 3b, you should start seeds indoors around Wednesday, March 11, 2026.
Your average last frost date is Wednesday, May 20, 2026. Plan to transplant your Stevia seedlings outdoors around Wednesday, June 3, 2026, about 2 weeks after your last frost date.