When to Plant Stevia in Sioux City, Iowa (51101)
Location
Sioux City, Iowa
ZIP Code
51101
USDA Zone
5a
Last Frost
Sunday, May 10, 2026
📅 Planting Calendar
Pro Tip: Start Stevia seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, May 24, 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 Sioux City?
Get your seeds now so they're ready by Sunday, March 1, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Other Plants for Sioux City
Growing Stevia in Zone 5a
Stevia (Stevia rebaudiana) is a popular garden vegetable. In Sioux City, Iowa, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 1, 2026.
Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Stevia seedlings outdoors around Sunday, May 24, 2026, about 2 weeks after your last frost date.