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When to Plant New Zealand Spinach in Catron County, NM

New Zealand spinach is a heat-tolerant ground-cover plant with thick, triangular leaves that taste similar to true spinach. It thrives in hot weather when regular spinach bolts.

Catron County, New Mexico is in USDA Zone 5b. The average last spring frost is June 3 and the first fall frost is September 22, giving you a growing season of approximately 111 days.

At an elevation of 8,232 feet, Catron County receives approximately 10.4 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 83ยฐF, so choose short-season varieties of New Zealand Spinach to ensure they mature before fall. Sandy soil warms quickly in spring โ€” great for early planting โ€” but New Zealand Spinach will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing New Zealand Spinach successfully. Mulch heavily to conserve soil moisture.

Catron County, NM (Zone 5b) Short season
111 days
Last Spring Frost June 3
111 growing days
First Fall Frost September 22

Catron County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.3-8.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (14 days to spare)
Start indoors: Apr 3 Transplant: Jun 12 🍅 Harvest: Aug 7 – Sep 4
Recommended (50%) ✓ Fits season (13 days to spare)
Start indoors: Apr 8 Transplant: Jun 17 🍅 Harvest: Aug 12 – Sep 9
Safe Start (90%) ✓ Fits season (8 days to spare)
Start indoors: Apr 25 Transplant: Jul 4 🍅 Harvest: Aug 29 – Sep 26

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.4″/week
You supply
1.1″/week
Watering frequency 2-3 times/week
Season total 1,075 gal / 100 sq ft
Drought risk

Water stress score is 10/10 โ€” consider drought-tolerant varieties and mulching

New Zealand Spinach needs ~766 GDD — county provides 1,359 GDD Excellent fit

New Zealand Spinach Planting Timeline โ€” Catron County, NM

New Zealand Spinach Planting Calendar

Activity When Date Range
Start Indoors April 8 Apr 8 โ€“ Apr 22
Transplant Outdoors June 17 Jun 17 โ€“ Jul 1
Direct Sow June 10 Jun 10 โ€“ Jul 1
Harvest August 12 Aug 12 โ€“ Sep 9

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

55โ€“70 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 5b

Growing Season

111 days

Growing Tips for Catron County

Soak seeds overnight before planting. Direct sow after last frost. Pinch growing tips regularly to encourage bushy growth and tender new leaves.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant New Zealand Spinach in Catron County, NM?

Catron County is in Zone 5b with an average last frost of June 3. Plan your New Zealand Spinach planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Catron County, NM?

Catron County, New Mexico is in USDA Hardiness Zone 5b. The average last spring frost is June 3 and first fall frost is September 22.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Catron County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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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 Catron County, NM. Local conditions may vary. Last updated: April 2026.