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When to Plant Radish in Bastrop 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.

Bastrop County, Texas is in USDA Zone 8b. The average last spring frost is February 27 and the first fall frost is December 1, giving you a growing season of approximately 277 days.

At an elevation of 3,716 feet, Bastrop County receives approximately 57 inches of rainfall annually with predominantly clay soil. Summer highs average 91ยฐF, providing good warmth for Radish during the growing season. Clay soil retains moisture well for Radish, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Radish root diseases.

Bastrop County, TX (Zone 8b) Year-round
277 days
Last Spring Frost February 27
277 growing days
First Fall Frost December 1

Bastrop County Soil Profile

Soil Type

Clay

Soil pH

7.2-7.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (230 days to spare)
Transplant: Feb 13 🍅 Harvest: Mar 13 – Apr 3
Recommended (50%) ✓ Fits season (228 days to spare)
Transplant: Feb 27 🍅 Harvest: Mar 27 – Apr 17
Safe Start (90%) ✓ Fits season (217 days to spare)
Transplant: Mar 22 🍅 Harvest: Apr 19 – May 10

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
0.9″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 412 gal / 100 sq ft
Drought risk

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

Radish needs ~520 GDD — county provides 5,073 GDD Excellent fit

Radish Planting Timeline โ€” Bastrop County, TX

Radish Planting Calendar

Activity When Date Range
Direct Sow February 13 Feb 13 โ€“ Mar 6
Fall Sowing September 22 Sep 22 โ€“ Oct 6
Harvest March 13 Mar 13 โ€“ Apr 3

Plant 0.5" deep ยท 2" apart ยท Rows 6" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

22โ€“35 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8b

Growing Season

277 days

Growing Tips for Bastrop 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Radish in Bastrop County, TX?

Bastrop County is in Zone 8b with an average last frost of February 27. Plan your Radish planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Bastrop County, TX?

Bastrop County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is February 27 and first fall frost is December 1.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Bastrop County gardeners in Zone 8b 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 Bastrop County, TX. Local conditions may vary. Last updated: April 2026.