When to Plant Lima Bean in Black Hawk, South Dakota (57718)
Location
Black Hawk, South Dakota
ZIP Code
57718
USDA Zone
5a
Last Frost
Sunday, May 10, 2026
📅 Planting Calendar
Direct Sow Outdoors Sunday, March 29, 2026
Pro Tip: Lima Bean can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Phaseolus lunatus
Days to Maturity 75 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Lima Bean in Zone 5a
Lima Bean (Phaseolus lunatus) is a popular garden vegetable. In Black Hawk, South Dakota, which is in USDA Hardiness Zone 5a, you should direct sow seeds around Sunday, March 29, 2026.
Your average last frost date is Sunday, May 10, 2026. Lima Bean grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.