When to Plant Shallot in Saint Donatus, Iowa (52071)
Location
Saint Donatus, Iowa
ZIP Code
52071
USDA Zone
5a
Last Frost
Sunday, May 10, 2026
📅 Planting Calendar
Start Seeds Indoors Sunday, March 15, 2026
Transplant Outdoors Sunday, May 24, 2026
Pro Tip: Start Shallot seeds indoors 8 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Allium cepa
Days to Maturity 7 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 8-21 days
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Growing Shallot in Zone 5a
Shallot (Allium cepa) is a popular garden vegetable. In Saint Donatus, Iowa, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 15, 2026.
Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Shallot seedlings outdoors around Sunday, May 24, 2026, about 2 weeks after your last frost date.