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When to Plant Daikon in Coleman County, TX

Daikon is a large, mild Japanese radish that can grow over a foot long. It is excellent for pickling, stir-fries, and as a soil-breaking cover crop.

Coleman County, Texas is in USDA Zone 7b. The average last spring frost is March 17 and the first fall frost is November 16, giving you a growing season of approximately 244 days.

At an elevation of 1,129 feet, Coleman County receives approximately 59.4 inches of rainfall annually with predominantly loam soil. Summer highs average 90ยฐF, providing good warmth for Daikon during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Daikon root diseases.

Coleman County, TX (Zone 7b) Long season
244 days
Last Spring Frost March 17
244 growing days
First Fall Frost November 16

Coleman County Soil Profile

Soil Type

Loam

Soil pH

6.3-7.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (164 days to spare)
Transplant: Mar 8 🍅 Harvest: May 3 – May 31
Recommended (50%) ✓ Fits season (160 days to spare)
Transplant: Mar 17 🍅 Harvest: May 12 – Jun 9
Safe Start (90%) ✓ Fits season (157 days to spare)
Transplant: Apr 8 🍅 Harvest: Jun 3 – Jul 1

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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Daikon needs ~1,050 GDD — county provides 4,270 GDD Excellent fit

Daikon Planting Timeline โ€” Coleman County, TX

Daikon Planting Calendar

Activity When Date Range
Direct Sow March 3 Mar 3 โ€“ Mar 24
Fall Sowing September 7 Sep 7 โ€“ Sep 21
Harvest April 28 Apr 28 โ€“ May 26

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“70 days

Soil pH

5.8 โ€“ 7

USDA Zone

Zone 7b

Growing Season

244 days

Growing Tips for Coleman County

Direct sow in late summer for fall harvest. Loosen soil deeply before planting. Thin seedlings to 6 inches apart. Harvest before hard freeze as exposed shoulders may crack.

Companion Planting

Good Companions

Avoid Planting Near

  • Hyssop

Level Up Your Garden

Frequently Asked Questions

When should I plant Daikon in Coleman County, TX?

Coleman County is in Zone 7b with an average last frost of March 17. Plan your Daikon planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Coleman County, TX?

Coleman County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 17 and first fall frost is November 16.

๐ŸŒฑ

Plan Your Garden with Confidence

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