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When to Plant Lima Beans in Trumbull County, OH

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.

Trumbull County, Ohio is in USDA Zone 5b. The average last spring frost is May 4 and the first fall frost is October 17, giving you a growing season of approximately 166 days.

At an elevation of 651 feet, Trumbull County receives approximately 34.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86ยฐF, providing good warmth for Lima Beans during the growing season.

Trumbull County, OH (Zone 5b) Moderate season
166 days
Last Spring Frost May 4
166 growing days
First Fall Frost October 17

Trumbull County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Lima Beans Planting Timeline โ€” Trumbull County, OH

Lima Beans Planting Calendar

Activity When Date Range
Direct Sow May 11 May 11 โ€“ Jun 1
Harvest July 13 Jul 13 โ€“ Aug 24

Plant 1" deep ยท 15" apart ยท Rows 24" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Direct Sow
June Direct Sow
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

Moderate โ€” regular watering

๐Ÿ“… Days to Maturity

60โ€“90 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: N/A

๐Ÿ—บ๏ธ USDA Zone

Zone 5b

๐Ÿ“† Growing Season

166 days in Trumbull County

Growing Tips for Trumbull 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

  • Onion
  • Garlic
  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Lima Beans in Trumbull County, OH?

Trumbull County is in Zone 5b with an average last frost of May 4. Plan your Lima Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Trumbull County, OH?

Trumbull County, Ohio is in USDA Hardiness Zone 5b. The average last spring frost is May 4 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Trumbull County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Trumbull County, OH. Local conditions may vary. Last updated: April 2026.