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When to Plant Green Beans in Tarrant County, TX

Green beans are a warm-season staple available as bush or pole types. Bush beans produce a concentrated harvest while pole beans provide a longer picking season.

Tarrant County, Texas is in USDA Zone 8a. The average last spring frost is March 18 and the first fall frost is November 12, giving you a growing season of approximately 239 days.

At an elevation of 3,487 feet, Tarrant County receives approximately 63.1 inches of rainfall annually with predominantly clay soil. Summer highs average 92Β°F, providing good warmth for Green Beans during the growing season. Clay soil retains moisture well for Green Beans, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Green Beans root diseases.

Tarrant County, TX (Zone 8a) Long season
239 days
Last Spring Frost March 18
239 growing days
First Fall Frost November 12

Tarrant County Soil Profile

Soil Type

Clay

Soil pH

7.3-8.1

Drainage

Well Drained

Monthly Watering Guide for Green Beans

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

Month Green Beans Needs Rainfall You Supplement Action
Jan β€” 1.8" 0" ❄️ Dormant
Feb β€” 2.2" 0" ❄️ Dormant
Mar 4.3" 3.8" 0.5" πŸ’§ Light watering
Apr 4.3" 7" 0" βœ… Rainfall sufficient
May 4.3" 9.8" 0" βœ… Rainfall sufficient
Jun 4.3" 10.1" 0" βœ… Rainfall sufficient
Jul 4.3" 7.2" 0" βœ… Rainfall sufficient
Aug 4.3" 8.1" 0" βœ… Rainfall sufficient
Sep 4.3" 5.5" 0" βœ… Rainfall sufficient
Oct 4.3" 4.1" 0.2" πŸ’§ Light watering
Nov 4.3" 2.2" 2.1" πŸ’§ Light watering
Dec β€” 1.3" 0" ❄️ Dormant

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

Green Beans Planting Timeline β€” Tarrant County, TX

Green Beans Planting Calendar

Activity When Date Range
Direct Sow March 25 Mar 25 – Apr 15
Harvest May 20 May 20 – Jul 15

Plant 1" deep Β· 15" apart Β· Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

50–65 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

239 days in Tarrant County

Growing Tips for Tarrant County

Direct sow after last frost when soil is warm. Provide sturdy supports for pole varieties. Pick beans regularly when young and tender to encourage continued production.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic
  • Fennel

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Green Beans Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Allow pods to dry fully on vine until they rattle.
Storage Store airtight; viable 4 years at 35Β°F, under 45% humidity.

Avoid harvesting during damp weather. Isolate 25 ft between varieties.

Frequently Asked Questions

When should I plant Green Beans in Tarrant County, TX?

Tarrant County is in Zone 8a with an average last frost of March 18. Plan your Green Beans planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Tarrant County, TX?

Tarrant County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 18 and first fall frost is November 12.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Tarrant County gardeners in Zone 8a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Tarrant County, TX. Local conditions may vary. Last updated: April 2026.