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When to Plant Jicama in Eastland County, TX

Jicama is a tropical legume grown for its crisp, sweet, starchy root. It requires a very long, warm growing season but produces a refreshing, water chestnut-like tuber.

Eastland County, Texas is in USDA Zone 7b. The average last spring frost is April 1 and the first fall frost is November 10, giving you a growing season of approximately 223 days.

At an elevation of 2,811 feet, Eastland County receives approximately 63.6 inches of rainfall annually with predominantly loam soil. Summer highs average 90ยฐF, providing good warmth for Jicama during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Jicama root diseases.

Eastland County, TX (Zone 7b) Long season
223 days
Last Spring Frost April 1
223 growing days
First Fall Frost November 10

Eastland County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (14 days to spare)
Start indoors: Jan 30 Transplant: Apr 3 🍅 Harvest: Aug 7 – Oct 16
Recommended (50%) ✓ Fits season (13 days to spare)
Start indoors: Feb 11 Transplant: Apr 15 🍅 Harvest: Aug 19 – Oct 28
Safe Start (90%) ✓ Fits season (12 days to spare)
Start indoors: Feb 26 Transplant: Apr 30 🍅 Harvest: Sep 3 – Nov 12

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
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Jicama needs ~2,625 GDD — county provides 3,902 GDD Excellent fit

Jicama Planting Timeline โ€” Eastland County, TX

Jicama Planting Calendar

Activity When Date Range
Start Indoors February 11 Feb 11 โ€“ Feb 25
Transplant Outdoors April 15 Apr 15 โ€“ Apr 29
Direct Sow April 8 Apr 8 โ€“ Apr 29
Harvest August 19 Aug 19 โ€“ Oct 28

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

120โ€“180 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

223 days

Growing Tips for Eastland County

Start seeds indoors 8-10 weeks before last frost. Pinch off flowers to direct energy to root development. Harvest before first frost when roots are 3-6 inches across.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Level Up Your Garden

Frequently Asked Questions

When should I plant Jicama in Eastland County, TX?

Eastland County is in Zone 7b with an average last frost of April 1. Plan your Jicama planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Eastland County, TX?

Eastland County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is April 1 and first fall frost is November 10.

๐ŸŒฑ

Plan Your Garden with Confidence

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