When to plant Black Beans in Fremont County, IA
For Black Beans in Fremont County, the safe spring window opens around May 1 and closes around May 22. Last expected frost is April 24, first fall frost October 10, giving a 169-day growing season.
When to Plant Black Beans in Fremont County, IA
Black beans are a warm-season legume producing small, dark, protein-rich beans that are a staple in Latin American and Caribbean cuisines.
Fremont County, Iowa is in USDA Zone 5b. The average last spring frost is April 24 and the first fall frost is October 10, giving you a growing season of approximately 169 days.
At an elevation of 1,032 feet, Fremont County receives approximately 35.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Black Beans to ensure they mature before fall.
Fremont County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Black Beans Planting Timeline — Fremont County, IA
Black Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | May 1 | May 1 – May 22 |
| Harvest | July 31 | Jul 31 – Sep 18 |
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
90–120 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
169 days in Fremont County
Growing Tips for Fremont County
Direct sow after last frost. Provide support for climbing varieties. Allow pods to dry fully on the vine before harvesting. Thresh dried pods by hand or in a pillowcase.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Black Beans in Other Locations
Frequently Asked Questions
When should I plant Black Beans in Fremont County, IA?
Fremont County is in Zone 5b with an average last frost of April 24. Plan your Black Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Fremont County, IA?
Fremont County, Iowa is in USDA Hardiness Zone 5b. The average last spring frost is April 24 and first fall frost is October 10.
When should I plant Black Beans in Fremont County, IA?
In Fremont County, IA, plant Black Beans after the last frost (around April 24) and before the first frost (around October 10). Best results when soil holds above 50°F.
What growing zone is Fremont County, IA for Black Beans?
Fremont County sits in USDA Zone 5b. Black Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Black Beans grow in Fremont County's climate?
Yes — Black Beans grows well in Fremont County's temperate climate. Fremont County averages a 169-day frost-free season, with last frost around April 24 and first frost around October 10.
Your Fremont County Garden Planner — Free
A 22-page printable planner built for Fremont County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.