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When to Plant Daikon in Shelby 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.

Shelby County, Texas is in USDA Zone 8b. The average last spring frost is March 6 and the first fall frost is November 16, giving you a growing season of approximately 255 days.

At an elevation of 251 feet, Shelby County receives approximately 63.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 94°F, providing good warmth for Daikon during the growing season. Sandy soil warms quickly in spring — great for early planting — but Daikon will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Daikon root diseases.

Shelby County, TX (Zone 8b) Long season
255 days
Last Spring Frost March 6
255 growing days
First Fall Frost November 16

Shelby County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.6-6.3

Drainage

Well Drained

Monthly Watering Guide for Daikon

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

Month Daikon Needs Rainfall You Supplement Action
Jan 1.7" 0" ❄️ Dormant
Feb 2.2" 0" ❄️ Dormant
Mar 4.3" 4.3" 0" ✅ Rainfall sufficient
Apr 4.3" 5.7" 0" ✅ Rainfall sufficient
May 4.3" 9.5" 0" ✅ Rainfall sufficient
Jun 4.3" 10.1" 0" ✅ Rainfall sufficient
Jul 4.3" 9.1" 0" ✅ Rainfall sufficient
Aug 4.3" 7.5" 0" ✅ Rainfall sufficient
Sep 4.3" 5.9" 0" ✅ Rainfall sufficient
Oct 4.3" 3.9" 0.4" 💧 Light watering
Nov 4.3" 2.4" 1.9" 💧 Light watering
Dec 1.4" 0" ❄️ Dormant

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

Daikon Planting Timeline — Shelby County, TX

Daikon Planting Calendar

Activity When Date Range
Direct Sow February 20 Feb 20 – Mar 13
Harvest April 17 Apr 17 – May 15
Fall Sowing September 7 Sep 7 – Sep 21

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 5.8–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8b

📆 Growing Season

255 days in Shelby County

Growing Tips for Shelby 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Daikon in Shelby County, TX?

Shelby County is in Zone 8b with an average last frost of March 6. Plan your Daikon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Shelby County, TX?

Shelby County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 6 and first fall frost is November 16.

🌱

Your Shelby County Garden Planner — Free

A 22-page printable planner built for Shelby County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Shelby County, TX. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.