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When to Plant Peas in New Hanover County, NC

New Hanover County, North Carolina Zone 8b May

Your May gardening checklist

If you only do a handful of things in the garden this May, make it these. They're sequenced around your zone's frost timing.

Avg. last frost March 23
Avg. first frost November 16
Soil temp (4") 72°F
Watering Moderate
Pest pressure High
Daylight 13.8 hrs
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Peas are a cool-season legume that fixes nitrogen in the soil. Garden peas are shelled, while snap and snow peas are eaten pod and all.

New Hanover County, North Carolina is in USDA Zone 8b. The average last spring frost is March 23 and the first fall frost is November 16, giving you a growing season of approximately 238 days.

At an elevation of 674 feet, New Hanover County receives approximately 43.1 inches of rainfall annually with predominantly clay loam soil. Summer highs average 90°F, providing good warmth for Peas during the growing season. Clay soil retains moisture well for Peas, but amend with compost to improve drainage and prevent root rot.

New Hanover County, NC (Zone 8b) Long season
238 days
Last Spring Frost March 23
238 growing days
First Fall Frost November 16
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New Hanover County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (125 days to spare)
Start indoors: Feb 7 Transplant: Mar 14 🍅 Harvest: May 9 – Jul 4
Recommended (50%) ✓ Fits season (126 days to spare)
Start indoors: Feb 16 Transplant: Mar 23 🍅 Harvest: May 18 – Jul 13
Safe Start (90%) ✓ Fits season (123 days to spare)
Start indoors: Mar 5 Transplant: Apr 9 🍅 Harvest: Jun 4 – Jul 30

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 New Hanover County

How your county's soil matches Peas's growing requirements.

Soil pH

Your soil pH (5.3–6.2) is more acidic than Peas prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

The clay loam soil in New Hanover County is excellent for Peas — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.4%). Annual compost additions will help Peas.

How to Plant Peas

1"
Planting Depth
4"
Between Plants
18"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Peas

5
successive plantings in your 238-day season

Sow every 6.3 weeks. Last sowing by Sep 07 to harvest before frost.

For a dedicated fall crop, sow by Sep 07.

Plant Water Budget

Plant needs
0.7″/week
Rainfall provides
0.8″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Peas

Peas needs approximately 0.7 inches of water per week (3" per month). Here's how your county's rainfall compares month by month.

Month Peas Needs Rainfall You Supplement Action
Jan 3.5" 0" ❄️ Dormant
Feb 3.3" 0" ❄️ Dormant
Mar 3" 4.3" 0" ✅ Rainfall sufficient
Apr 3" 3.1" 0" ✅ Rainfall sufficient
May 3" 3.6" 0" ✅ Rainfall sufficient
Jun 3" 3.5" 0" ✅ Rainfall sufficient
Jul 3" 5.2" 0" ✅ Rainfall sufficient
Aug 3" 4.3" 0" ✅ Rainfall sufficient
Sep 3" 3.1" 0" ✅ Rainfall sufficient
Oct 3" 2.6" 0.4" 💧 Light watering
Nov 3" 3.2" 0" ✅ Rainfall sufficient
Dec 3.5" 0" ❄️ Dormant

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

Peas 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.

Peas needs ~1,094 GDD — county provides 4,165 GDD Excellent fit

Peas Planting Timeline — New Hanover County, NC

Peas Planting Calendar

Activity When Date Range
Start Indoors February 16 Feb 16 – Mar 2
Transplant Outdoors March 23 Mar 23 – Apr 6
Direct Sow March 9 Mar 9 – Mar 30
Harvest May 18 May 18 – Jul 13
Fall Sowing September 7 Sep 7 – Sep 21

Plant 1" deep · 4" apart · Rows 18" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.7"/week · Natural rainfall sufficient

📅 Days to Maturity

55–70 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8b

📆 Growing Season

238 days in New Hanover County

Growing Tips for Peas in New Hanover County

Direct sow Peas outdoors after March 23 in New Hanover County when soil has warmed and frost danger has passed.

With New Hanover County's clay soil (27% clay), work in 3-4 inches of compost before planting Peas. Avoid tilling when soil is wet to prevent compaction.

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

General growing tips

Direct sow as early as soil can be worked in spring. Inoculate seeds with rhizobium for best nitrogen fixation. Provide trellising for climbing varieties.

Recommended Peas Varieties for New Hanover County

Heat-tolerant peas — plant very early or as fall crop

Wando (68d) Oregon Sugar Pod (60d)

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Peas Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Let pods dry brown and papery on the vine.
Storage Store airtight; viable 3 years at 35°F, under 45% humidity.

Very easy to save. Self-pollinating means varieties stay true.

Frequently Asked Questions

When should I plant Peas in New Hanover County, NC?

New Hanover County is in Zone 8b with an average last frost of March 23. Plan your Peas planting based on this frost date — see the calendar above for exact timing.

What planting zone is New Hanover County, NC?

New Hanover County, North Carolina is in USDA Hardiness Zone 8b. The average last spring frost is March 23 and first fall frost is November 16.

🌱

Your New Hanover County Garden Planner — Free

A 24-page printable planner built for New Hanover County (Zone 8b). 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 New Hanover 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.