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When to Plant Chickpeas in Grant County, NM

Grant County, New Mexico Zone 7b May

May to-do list for Grant County, New Mexico

Here's what deserves your attention in Grant County, New Mexico this month. Everything below is tailored to Zone 7b and timed around your local frost dates.

Avg. last frost April 27
Avg. first frost October 22
Soil temp (4") 58°F
Watering Critical
Pest pressure Moderate
Daylight 13.7 hrs
Before June arrives, get these ready
  • Starting indoors: chickpeas

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Chickpeas (garbanzo beans) are a drought-tolerant legume producing round, nutty-flavored beans. They are the base for hummus, falafel, and many global dishes.

Grant County, New Mexico is in USDA Zone 7b. The average last spring frost is April 27 and the first fall frost is October 22, giving you a growing season of approximately 178 days.

At an elevation of 3,721 feet, Grant County receives approximately 15.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 92°F, providing good warmth for Chickpeas during the growing season. Sandy soil warms quickly in spring — great for early planting — but Chickpeas will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Chickpeas successfully. Mulch heavily to conserve soil moisture.

Grant County, NM (Zone 7b) Moderate season
178 days
Last Spring Frost April 27
178 growing days
First Fall Frost October 22
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Grant County Soil Profile

Soil Type

Sandy Loam

Soil pH

6.9-8.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (55 days to spare)
Start indoors: Mar 13 Transplant: Apr 17 🍅 Harvest: Jul 10 – Aug 21
Recommended (50%) ✓ Fits season (52 days to spare)
Start indoors: Mar 23 Transplant: Apr 27 🍅 Harvest: Jul 20 – Aug 31
Safe Start (90%) ✓ Fits season (43 days to spare)
Start indoors: Apr 17 Transplant: May 22 🍅 Harvest: Aug 14 – Sep 25

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 Grant County

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

Soil pH

Your soil pH (6.9–8.2) overlaps with Chickpeas's range (6.0–8.0), though not a perfect match.

Soil Texture

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

Drainage

Drainage is adequate for Chickpeas.

Organic Matter

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

How to Plant Chickpeas

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

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

Succession Planting Chickpeas

2
successive plantings in your 178-day season

Sow every 9.1 weeks. Last sowing by Jul 04 to harvest before frost.

For a dedicated fall crop, sow by Aug 13.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
0.4″/week
You supply
0.3″/week
Watering frequency 1-2 times/week
Season total 527 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Chickpeas

Chickpeas needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Chickpeas Needs Rainfall You Supplement Action
Jan 1" 0" ❄️ Dormant
Feb 0.9" 0" ❄️ Dormant
Mar 0.8" 0" ❄️ Dormant
Apr 2.2" 0.5" 1.7" 🚿 Regular watering
May 2.2" 0.3" 1.9" 🚿 Regular watering
Jun 2.2" 0.6" 1.6" 🚿 Regular watering
Jul 2.2" 2.8" 0" ✅ Rainfall sufficient
Aug 2.2" 2.8" 0" ✅ Rainfall sufficient
Sep 2.2" 2.4" 0" ✅ Rainfall sufficient
Oct 2.2" 1.6" 0.6" 💧 Light watering
Nov 0.9" 0" ❄️ Dormant
Dec 1.1" 0" ❄️ Dormant

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

Chickpeas 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.

Chickpeas needs ~1,805 GDD — county provides 3,382 GDD Excellent fit

Chickpeas Planting Timeline — Grant County, NM

Chickpeas Planting Calendar

Activity When Date Range
Start Indoors March 23 Mar 23 – Apr 6
Transplant Outdoors April 27 Apr 27 – May 11
Direct Sow April 13 Apr 13 – May 4
Harvest July 20 Jul 20 – Aug 31
Fall Sowing August 13 Aug 13 – Aug 27

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · 1-2 times/week

📅 Days to Maturity

80–110 days

🧪 Soil pH

Needs 6–8 · Your soil: acceptable

🗺️ USDA Zone

Zone 7b

📆 Growing Season

178 days in Grant County

Growing Tips for Chickpeas in Grant County

Direct sow Chickpeas outdoors after April 27 in Grant County when soil has warmed and frost danger has passed.

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

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

Grant County receives only 16" of rain annually. Chickpeas needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

General growing tips

Direct sow 4 weeks before last frost as chickpeas prefer cool growing conditions. Avoid overhead watering to prevent fungal diseases. Harvest when pods rattle with dry beans inside.

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 Chickpeas in Grant County, NM?

Grant County is in Zone 7b with an average last frost of April 27. Plan your Chickpeas planting based on this frost date — see the calendar above for exact timing.

What planting zone is Grant County, NM?

Grant County, New Mexico is in USDA Hardiness Zone 7b. The average last spring frost is April 27 and first fall frost is October 22.

🌱

Your Grant County Garden Planner — Free

A 24-page printable planner built for Grant County (Zone 7b). 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 Grant 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.