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When to Plant Jicama in Crockett 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.

Crockett County, Texas is in USDA Zone 7b. The average last spring frost is March 28 and the first fall frost is November 11, giving you a growing season of approximately 228 days.

At an elevation of 3,010 feet, Crockett County receives approximately 48.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 93Β°F, providing good warmth for Jicama during the growing season. Sandy soil warms quickly in spring β€” great for early planting β€” but Jicama will need more frequent watering and organic matter to retain nutrients.

Crockett County, TX (Zone 7b) Long season
228 days
Last Spring Frost March 28
228 growing days
First Fall Frost November 11

Crockett County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.3-8.3

Drainage

Well Drained

Monthly Watering Guide for Jicama

Jicama needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Jicama Needs Rainfall You Supplement Action
Jan β€” 3.1" 0" ❄️ Dormant
Feb β€” 2.7" 0" ❄️ Dormant
Mar 4.3" 3" 1.3" πŸ’§ Light watering
Apr 4.3" 1.8" 2.5" 🚿 Regular watering
May 4.3" 1" 3.3" 🚿 Regular watering
Jun 4.3" 1.8" 2.5" 🚿 Regular watering
Jul 4.3" 7.2" 0" βœ… Rainfall sufficient
Aug 4.3" 10.1" 0" βœ… Rainfall sufficient
Sep 4.3" 7.6" 0" βœ… Rainfall sufficient
Oct 4.3" 4.3" 0" βœ… Rainfall sufficient
Nov 4.3" 3.2" 1.1" πŸ’§ Light watering
Dec β€” 3.1" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Crockett County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Jicama Planting Timeline β€” Crockett County, TX

Jicama Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 – Feb 21
Transplant Outdoors April 11 Apr 11 – Apr 25
Direct Sow April 4 Apr 4 – Apr 25
Harvest August 15 Aug 15 – Oct 24

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

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

120–180 days

πŸ§ͺ Soil pH

Needs 6–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

228 days in Crockett County

Growing Tips for Crockett 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Jicama in Crockett County, TX?

Crockett County is in Zone 7b with an average last frost of March 28. Plan your Jicama planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Crockett County, TX?

Crockett County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 28 and first fall frost is November 11.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Crockett 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 Crockett County, TX. Local conditions may vary. Last updated: April 2026.