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When to Plant Endive in Otero County, NM

Endive is a leafy green with a slightly bitter flavor, available in curly (frisee) and broad-leaved (escarole) types. It adds texture and complexity to salads.

Otero County, New Mexico is in USDA Zone 7a. The average last spring frost is April 30 and the first fall frost is October 18, giving you a growing season of approximately 171 days.

At an elevation of 4,369 feet, Otero County receives approximately 13.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 88ยฐF, providing good warmth for Endive during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Endive will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Endive successfully. Mulch heavily to conserve soil moisture.

Otero County, NM (Zone 7a) Moderate season
171 days
Last Spring Frost April 30
171 growing days
First Fall Frost October 18

Otero County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.2-8.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (84 days to spare)
Start indoors: Mar 21 Transplant: Apr 25 🍅 Harvest: Jun 13 – Jul 18
Recommended (50%) ✓ Fits season (87 days to spare)
Start indoors: Mar 26 Transplant: Apr 30 🍅 Harvest: Jun 18 – Jul 23
Safe Start (90%) ✓ Fits season (86 days to spare)
Start indoors: Apr 9 Transplant: May 14 🍅 Harvest: Jul 2 – Aug 6

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
0.3″/week
You supply
1.2″/week
Watering frequency 2-3 times/week
Season total 1,755 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Endive needs ~880 GDD — county provides 2,736 GDD Excellent fit

Endive Planting Timeline โ€” Otero County, NM

Endive Planting Calendar

Activity When Date Range
Start Indoors March 26 Mar 26 โ€“ Apr 9
Transplant Outdoors April 30 Apr 30 โ€“ May 14
Direct Sow April 16 Apr 16 โ€“ May 7
Fall Sowing August 9 Aug 9 โ€“ Aug 23
Harvest June 18 Jun 18 โ€“ Jul 23

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

45โ€“65 days

Soil pH

5.5 โ€“ 7

USDA Zone

Zone 7a

Growing Season

171 days

Growing Tips for Otero County

Sow seeds directly in spring or fall. Blanch heads by tying outer leaves together 2-3 weeks before harvest to reduce bitterness. Keep soil evenly moist.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Level Up Your Garden

Frequently Asked Questions

When should I plant Endive in Otero County, NM?

Otero County is in Zone 7a with an average last frost of April 30. Plan your Endive planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Otero County, NM?

Otero County, New Mexico is in USDA Hardiness Zone 7a. The average last spring frost is April 30 and first fall frost is October 18.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Otero County gardeners in Zone 7a 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 Otero County, NM. Local conditions may vary. Last updated: April 2026.