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When to Plant Christmas Lima Beans in Henderson County, KY

Henderson County, Kentucky Zone 6b April

What to do in April

Here's what deserves your attention in Henderson County, Kentucky this month. Everything below is tailored to Zone 6b and timed around your local frost dates.

Avg. last frost April 5
Avg. first frost October 31
Soil temp (4") 43°F
Watering Low
Pest pressure Low
Daylight 13 hrs
  1. Plant out christmas lima beans

    Harden off for 7 days — a little more sun each day — before planting. That's the difference between a seedling that thrives and one that stalls.

  2. Seed christmas lima beans outdoors

    Sow every 2 weeks for a continuous harvest. A single big planting means a single big glut.

Before May arrives, get these ready
  • Starting indoors: christmas lima beans

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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.

Henderson County, Kentucky is in USDA Zone 6b. The average last spring frost is April 5 and the first fall frost is October 31, giving you a growing season of approximately 209 days.

At an elevation of 3,992 feet, Henderson County receives approximately 47.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Christmas Lima Beans during the growing season.

Henderson County, KY (Zone 6b) Long season
209 days
Last Spring Frost April 5
209 growing days
First Fall Frost October 31
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Henderson County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-7.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (76 days to spare)
Start indoors: Feb 1 Transplant: Apr 12 🍅 Harvest: Jul 5 – Aug 9
Recommended (50%) ✓ Fits season (76 days to spare)
Start indoors: Feb 8 Transplant: Apr 19 🍅 Harvest: Jul 12 – Aug 16
Safe Start (90%) ✓ Fits season (84 days to spare)
Start indoors: Feb 21 Transplant: May 2 🍅 Harvest: Jul 25 – Aug 29

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.

Soil Compatibility in Henderson County

How your county's soil matches Christmas Lima Beans's growing requirements.

Soil pH

Your soil pH (5.3–7.1) overlaps with Christmas Lima Beans's range (6.0–7.0), though not a perfect match.

Soil Texture

The silt loam soil in Henderson County is excellent for Christmas Lima Beans — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Christmas Lima Beans.

Organic Matter

Organic matter is moderate (2.6%). Annual compost additions will help Christmas Lima Beans.

How to Plant Christmas Lima Beans

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Succession Planting Christmas Lima Beans

3
successive plantings in your 209-day season

Sow every 9.1 weeks. Last sowing by Jul 23 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Christmas Lima Beans

Christmas Lima Beans needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Christmas Lima Beans Needs Rainfall You Supplement Action
Jan 3.6" 0" ❄️ Dormant
Feb 3.3" 0" ❄️ Dormant
Mar 4.9" 0" ❄️ Dormant
Apr 4.3" 4" 0.3" 💧 Light watering
May 4.3" 4.2" 0.1" 💧 Light watering
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 4.5" 0" ✅ Rainfall sufficient
Aug 4.3" 4.9" 0" ✅ Rainfall sufficient
Sep 4.3" 3.3" 1" 💧 Light watering
Oct 4.3" 2.8" 1.5" 💧 Light watering
Nov 3.5" 0" ❄️ Dormant
Dec 3.9" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Henderson County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Christmas Lima Beans Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Christmas Lima Beans needs ~1,508 GDD — county provides 3,500 GDD Excellent fit

Christmas Lima Beans Planting Timeline — Henderson County, KY

Christmas Lima Beans Planting Calendar

Activity When Date Range
Start Indoors February 8 Feb 8 – Feb 22
Transplant Outdoors April 19 Apr 19 – May 3
Direct Sow April 12 Apr 12 – May 3
Harvest July 12 Jul 12 – Aug 16

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 6b

📆 Growing Season

209 days in Henderson County

Growing Tips for Christmas Lima Beans in Henderson County

Direct sow Christmas Lima Beans outdoors after April 05 in Henderson County when soil has warmed and frost danger has passed.

Common pests for Christmas Lima Beans in this region include bean beetles and aphids. Use row covers early in the season and inspect plants weekly.

General growing tips

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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Christmas Lima Beans in Henderson County, KY?

Henderson County is in Zone 6b with an average last frost of April 5. Plan your Christmas Lima Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Henderson County, KY?

Henderson County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 5 and first fall frost is October 31.

🌱

Your Henderson County Garden Planner — Free

A 24-page printable planner built for Henderson County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Henderson County, KY. Local conditions may vary. Last updated: April 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.