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When to Plant Radish in Terrell County, TX

Radishes are one of the fastest-growing vegetables, with some varieties ready in under a month. They come in round, elongated, and large winter types.

Terrell County, Texas is in USDA Zone 7b. The average last spring frost is March 2 and the first fall frost is November 27, giving you a growing season of approximately 270 days.

At an elevation of 3,434 feet, Terrell County receives approximately 45.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 96Β°F, so Radish may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring β€” great for early planting β€” but Radish will need more frequent watering and organic matter to retain nutrients.

Terrell County, TX (Zone 7b) Year-round
270 days
Last Spring Frost March 2
270 growing days
First Fall Frost November 27

Terrell County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.3-8.4

Drainage

Well Drained

Monthly Watering Guide for Radish

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

Month Radish Needs Rainfall You Supplement Action
Jan β€” 3" 0" ❄️ Dormant
Feb β€” 2.4" 0" ❄️ Dormant
Mar 4.3" 2.8" 1.5" πŸ’§ Light watering
Apr 4.3" 1.7" 2.6" 🚿 Regular watering
May 4.3" 1.1" 3.2" 🚿 Regular watering
Jun 4.3" 1.7" 2.6" 🚿 Regular watering
Jul 4.3" 7.7" 0" βœ… Rainfall sufficient
Aug 4.3" 9" 0" βœ… Rainfall sufficient
Sep 4.3" 5.6" 0" βœ… Rainfall sufficient
Oct 4.3" 4.9" 0" βœ… Rainfall sufficient
Nov 4.3" 2.5" 1.8" πŸ’§ Light watering
Dec β€” 3.4" 0" ❄️ Dormant

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

Radish Planting Timeline β€” Terrell County, TX

Radish Planting Calendar

Activity When Date Range
Direct Sow February 16 Feb 16 – Mar 9
Harvest March 16 Mar 16 – Apr 6
Fall Sowing September 18 Sep 18 – Oct 2

Plant 0.5" deep Β· 2" apart Β· Rows 6" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

22–35 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

270 days in Terrell County

Growing Tips for Terrell County

Direct sow every 1-2 weeks for continuous harvest. Do not transplant. Harvest spring radishes promptly to prevent them from becoming pithy and hot.

Companion Planting

Good Companions

Avoid Planting Near

  • Hyssop

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Radish in Terrell County, TX?

Terrell County is in Zone 7b with an average last frost of March 2. Plan your Radish planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Terrell County, TX?

Terrell County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 2 and first fall frost is November 27.

🌱

Plan Your Garden with Confidence

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