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When to Plant Christmas Lima Beans in Dare County, NC

Dare County, North Carolina Zone 9a May

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Avg. last frost March 23
Avg. first frost November 21
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 13.9 hrs
  1. Sow christmas lima beans in trays indoors

    These need a head start before your last frost (March 23). Sow into cells now so you're ready to transplant in a few weeks.

Coming up in June — start thinking about
  • First harvests: 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.

Dare County, North Carolina is in USDA Zone 9a. The average last spring frost is March 23 and the first fall frost is November 21, giving you a growing season of approximately 243 days.

At an elevation of 787 feet, Dare County receives approximately 51.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°F, providing good warmth for Christmas Lima Beans during the growing season. Clay soil retains moisture well for Christmas Lima Beans, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Christmas Lima Beans root diseases.

Dare County, NC (Zone 9a) Long season
243 days
Last Spring Frost March 23
243 growing days
First Fall Frost November 21
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Dare County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (114 days to spare)
Start indoors: Feb 2 Transplant: Mar 23 🍅 Harvest: Jun 15 – Jul 20
Recommended (50%) ✓ Fits season (117 days to spare)
Start indoors: Feb 9 Transplant: Mar 30 🍅 Harvest: Jun 22 – Jul 27
Safe Start (90%) ✓ Fits season (119 days to spare)
Start indoors: Feb 28 Transplant: Apr 18 🍅 Harvest: Jul 11 – Aug 15

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 Dare County

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

Soil pH

Your soil pH (5.3–6.6) is more acidic than Christmas Lima Beans prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

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

Organic Matter

Organic matter is moderate (2.4%). 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 243-day season

Sow every 9.1 weeks. Last sowing by Aug 13 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 223 gal / 100 sq ft

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 3.9" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.3" 5.1" 0" ✅ Rainfall sufficient
Apr 4.3" 3.5" 0.8" 💧 Light watering
May 4.3" 4.5" 0" ✅ Rainfall sufficient
Jun 4.3" 5" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 5.2" 0" ✅ Rainfall sufficient
Sep 4.3" 3.6" 0.7" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 4.3" 4.2" 0.1" 💧 Light watering
Dec 4.1" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Dare 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 ~1,710 GDD — county provides 4,617 GDD Excellent fit

Christmas Lima Beans Planting Timeline — Dare County, NC

Christmas Lima Beans Planting Calendar

Activity When Date Range
Start Indoors February 9 Feb 9 – Feb 23
Transplant Outdoors March 30 Mar 30 – Apr 13
Direct Sow March 23 Mar 23 – Apr 13
Harvest June 22 Jun 22 – Jul 27

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 9a

📆 Growing Season

243 days in Dare County

Growing Tips for Christmas Lima Beans in Dare County

Direct sow Christmas Lima Beans outdoors after March 23 in Dare County when soil has warmed and frost danger has passed.

With Dare County's clay soil (32% clay), work in 3-4 inches of compost before planting Christmas Lima Beans. Avoid tilling when soil is wet to prevent compaction.

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 Dare County, NC?

Dare County is in Zone 9a with an average last frost of March 23. Plan your Christmas Lima Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Dare County, NC?

Dare County, North Carolina is in USDA Hardiness Zone 9a. The average last spring frost is March 23 and first fall frost is November 21.

🌱

Your Dare County Garden Planner — Free

A 24-page printable planner built for Dare County (Zone 9a). 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 Dare County, NC. Local conditions may vary. Last updated: May 2026.

Sources & credits

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