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When to Plant Christmas Lima Beans in Morton County, KS

Christmas lima beans are a large, beautifully marbled heirloom bean with a rich, chestnut-like flavor. They are a climbing variety that produces generously in warm weather.

Morton County, Kansas is in USDA Zone 6b. The average last spring frost is April 20 and the first fall frost is October 17, giving you a growing season of approximately 180 days.

At an elevation of 1,054 feet, Morton County receives approximately 23.7 inches of rainfall annually with predominantly loam soil. Summer highs average 91ยฐF, providing good warmth for Christmas Lima Beans during the growing season.

Morton County, KS (Zone 6b) Moderate season
180 days
Last Spring Frost April 20
180 growing days
First Fall Frost October 17

Morton County Soil Profile

Soil Type

Loam

Soil pH

6.7-7.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (49 days to spare)
Start indoors: Feb 17 Transplant: Apr 28 🍅 Harvest: Jul 21 – Aug 25
Recommended (50%) ✓ Fits season (47 days to spare)
Start indoors: Feb 23 Transplant: May 4 🍅 Harvest: Jul 27 – Aug 31
Safe Start (90%) ✓ Fits season (51 days to spare)
Start indoors: Mar 8 Transplant: May 17 🍅 Harvest: Aug 9 – Sep 13

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.6″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 859 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Christmas Lima Beans needs ~1,642 GDD — county provides 3,285 GDD Excellent fit

Christmas Lima Beans Planting Timeline โ€” Morton County, KS

Christmas Lima Beans Planting Calendar

Activity When Date Range
Start Indoors February 23 Feb 23 โ€“ Mar 9
Transplant Outdoors May 4 May 4 โ€“ May 18
Direct Sow April 27 Apr 27 โ€“ May 18
Harvest July 27 Jul 27 โ€“ Aug 31

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

80โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

180 days

Growing Tips for Morton County

Direct sow after soil is warm. Provide tall trellising for vigorous vines. Harvest for fresh shelling when pods are plump or allow to dry on the vine for storage.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

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Frequently Asked Questions

When should I plant Christmas Lima Beans in Morton County, KS?

Morton County is in Zone 6b with an average last frost of April 20. Plan your Christmas Lima Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Morton County, KS?

Morton County, Kansas is in USDA Hardiness Zone 6b. The average last spring frost is April 20 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Morton County gardeners in Zone 6b 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 Morton County, KS. Local conditions may vary. Last updated: April 2026.