When to plant Lima Beans in Madison County, IA
Lima Beans planted in Madison County between May 1 and May 22 matures in 60–90 days — well before the October 11 first frost.
When to Plant Lima Beans in Madison County, IA
Lima beans are a warm-season legume producing large, creamy beans with a buttery texture. Both bush and pole varieties are available, with pole types yielding more.
Madison County, Iowa is in USDA Zone 5b. The average last spring frost is April 24 and the first fall frost is October 11, giving you a growing season of approximately 170 days.
At an elevation of 1,022 feet, Madison County receives approximately 40.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Lima Beans to ensure they mature before fall.
Madison County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Lima Beans Planting Timeline — Madison County, IA
Lima Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | May 1 | May 1 – May 22 |
| Harvest | July 3 | Jul 3 – Aug 14 |
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 | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
170 days in Madison County
Growing Tips for Madison County
Direct sow after soil is thoroughly warm at 65F or above. Do not soak seeds before planting as they may crack. Harvest when pods are plump but still green for fresh limas.
Companion Planting
Good Companions
Avoid Planting Near
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Lima Beans in Other Locations
Frequently Asked Questions
When should I plant Lima Beans in Madison County, IA?
Madison County is in Zone 5b with an average last frost of April 24. Plan your Lima Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Madison County, IA?
Madison County, Iowa is in USDA Hardiness Zone 5b. The average last spring frost is April 24 and first fall frost is October 11.
When should I plant Lima Beans in Madison County, IA?
In Madison County, IA, plant Lima Beans after the last frost (around April 24) and before the first frost (around October 11). Best results when soil holds above 50°F.
What growing zone is Madison County, IA for Lima Beans?
Madison County sits in USDA Zone 5b. Lima Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Lima Beans grow in Madison County's climate?
Yes — Lima Beans grows well in Madison County's temperate climate. Madison County averages a 170-day frost-free season, with last frost around April 24 and first frost around October 11.
Your Madison County Garden Planner — Free
A 22-page printable planner built for Madison 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.