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When to Plant Peas in Eddy County, NM

Eddy County, New Mexico Zone 8a May

Top priorities for Eddy County, New Mexico gardeners in May

May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Eddy County, New Mexico.

Avg. last frost April 7
Avg. first frost November 2
Soil temp (4") 61°F
Watering Critical
Pest pressure Moderate
Daylight 13.7 hrs
  1. Begin indoor sowing: peas

    You're about 25 weeks out from your last frost — the perfect window to get these germinating indoors.

Get ahead of June
  • First harvests: peas

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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.

Eddy County, New Mexico is in USDA Zone 8a. The average last spring frost is April 7 and the first fall frost is November 2, giving you a growing season of approximately 209 days.

At an elevation of 3,690 feet, Eddy County receives approximately 11.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 92°F, providing good warmth for Peas during the growing season. Sandy soil warms quickly in spring — great for early planting — but Peas will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Peas successfully. Mulch heavily to conserve soil moisture.

Eddy County, NM (Zone 8a) Long season
209 days
Last Spring Frost April 7
209 growing days
First Fall Frost November 2
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Eddy County Soil Profile

Soil Type

Sandy Loam

Soil pH

6.7-8.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (103 days to spare)
Start indoors: Feb 19 Transplant: Mar 26 🍅 Harvest: May 21 – Jul 16
Recommended (50%) ✓ Fits season (97 days to spare)
Start indoors: Mar 3 Transplant: Apr 7 🍅 Harvest: Jun 2 – Jul 28
Safe Start (90%) ✓ Fits season (100 days to spare)
Start indoors: Mar 16 Transplant: Apr 20 🍅 Harvest: Jun 15 – Aug 10

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 Eddy County

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

Soil pH

Your soil pH (6.7–8.5) is more alkaline than Peas prefers (6.0–7.5). Add sulfur or peat moss to lower pH.

Soil Texture

Sandy soil in Eddy County warms quickly in spring but drains fast. Peas will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Peas.

Organic Matter

Organic matter is low (0.8%). Add 2-3 inches of compost before planting 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

4
successive plantings in your 209-day season

Sow every 6.3 weeks. Last sowing by Aug 24 to harvest before frost.

For a dedicated fall crop, sow by Aug 24.

Plant Water Budget

Plant needs
0.7″/week
Rainfall provides
0.2″/week
You supply
0.8″/week
Watering frequency 2-3 times/week
Season total 1,502 gal / 100 sq ft
Drought risk

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

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 0.7" 0" ❄️ Dormant
Feb 0.7" 0" ❄️ Dormant
Mar 0.6" 0" ❄️ Dormant
Apr 3" 0.4" 2.6" 🚿 Regular watering
May 3" 0.3" 2.7" 🚿 Regular watering
Jun 3" 0.5" 2.5" 🚿 Regular watering
Jul 3" 2.1" 0.9" 💧 Light watering
Aug 3" 2.6" 0.4" 💧 Light watering
Sep 3" 1.6" 1.4" 💧 Light watering
Oct 3" 1" 2" 🚿 Regular watering
Nov 3" 0.6" 2.4" 🚿 Regular watering
Dec 0.8" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Nov in Eddy 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 ~1,188 GDD — county provides 3,971 GDD Excellent fit

Peas Planting Timeline — Eddy County, NM

Peas Planting Calendar

Activity When Date Range
Start Indoors March 3 Mar 3 – Mar 17
Transplant Outdoors April 7 Apr 7 – Apr 21
Direct Sow March 24 Mar 24 – Apr 14
Harvest June 2 Jun 2 – Jul 28
Fall Sowing August 24 Aug 24 – Sep 7

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.7"/week · 2-3 times/week

📅 Days to Maturity

55–70 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_alkaline

🗺️ USDA Zone

Zone 8a

📆 Growing Season

209 days in Eddy County

Growing Tips for Peas in Eddy County

Direct sow Peas outdoors after April 07 in Eddy County when soil has warmed and frost danger has passed.

Sandy soil in Eddy County dries quickly — mulch Peas with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Summer highs in Eddy County reach 92°F — grow Peas as a spring or fall crop. Use shade cloth if planting in summer.

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 Eddy 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 Eddy County, NM?

Eddy County is in Zone 8a with an average last frost of April 7. Plan your Peas planting based on this frost date — see the calendar above for exact timing.

What planting zone is Eddy County, NM?

Eddy County, New Mexico is in USDA Hardiness Zone 8a. The average last spring frost is April 7 and first fall frost is November 2.

🌱

Your Eddy County Garden Planner — Free

A 24-page printable planner built for Eddy County (Zone 8a). 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 Eddy County, NM. 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.