When to plant Soybeans in Hancock County, IA
In Hancock County, plant Soybeans in spring between May 6 and May 27, once soil temps hold above 50°F. Hancock County's last frost averages April 29, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between and — roughly 80–120 days before the first frost on October 7.
When to Plant Soybeans in Hancock County, IA
Soybeans (edamame) are a high-protein legume that fixes nitrogen in the soil. Fresh green soybeans harvested at the edamame stage are a nutritious snack.
Hancock County, Iowa is in USDA Zone 5a. The average last spring frost is April 29 and the first fall frost is October 7, giving you a growing season of approximately 161 days.
At an elevation of 979 feet, Hancock County receives approximately 36.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Soybeans to ensure they mature before fall.
Hancock County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Soybeans Planting Timeline — Hancock County, IA
Soybeans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | May 6 | May 6 – May 27 |
| Harvest | July 29 | Jul 29 – Sep 23 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Direct Sow |
| June | — |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
80–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5a
📆 Growing Season
161 days in Hancock County
Growing Tips for Hancock County
Direct sow after soil warms to 60F. Plant in blocks rather than rows for better pollination. Harvest for edamame when pods are plump and bright green.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Soybeans in Other Locations
Frequently Asked Questions
When should I plant Soybeans in Hancock County, IA?
Hancock County is in Zone 5a with an average last frost of April 29. Plan your Soybeans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Hancock County, IA?
Hancock County, Iowa is in USDA Hardiness Zone 5a. The average last spring frost is April 29 and first fall frost is October 7.
When should I plant Soybeans in Hancock County, IA?
In Hancock County, IA, plant Soybeans after the last frost (around April 29) and before the first frost (around October 7). Best results when soil holds above 50°F.
What growing zone is Hancock County, IA for Soybeans?
Hancock County sits in USDA Zone 5a. Soybeans grows reliably in zones 3a through 10b, so it's a good fit here.
Can Soybeans grow in Hancock County's climate?
Yes — Soybeans grows well in Hancock County's temperate climate. Hancock County averages a 161-day frost-free season, with last frost around April 29 and first frost around October 7.
Your Hancock County Garden Planner — Free
A 22-page printable planner built for Hancock County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.