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When to Plant Daikon in Upshur 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.

Upshur County, Texas is in USDA Zone 8b. The average last spring frost is March 9 and the first fall frost is November 17, giving you a growing season of approximately 253 days.

At an elevation of 51 feet, Upshur County receives approximately 74 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 95°F, so Daikon may need afternoon shade and extra watering during peak heat. 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.

Upshur County, TX (Zone 8b) Long season
253 days
Last Spring Frost March 9
253 growing days
First Fall Frost November 17

Upshur County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.6-6.4

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 2.1" 0" ❄️ Dormant
Feb 2.8" 0" ❄️ Dormant
Mar 4.3" 5.3" 0" ✅ Rainfall sufficient
Apr 4.3" 7.9" 0" ✅ Rainfall sufficient
May 4.3" 10.3" 0" ✅ Rainfall sufficient
Jun 4.3" 10.4" 0" ✅ Rainfall sufficient
Jul 4.3" 11.1" 0" ✅ Rainfall sufficient
Aug 4.3" 8.5" 0" ✅ Rainfall sufficient
Sep 4.3" 6.3" 0" ✅ Rainfall sufficient
Oct 4.3" 5" 0" ✅ Rainfall sufficient
Nov 4.3" 2.4" 1.9" 💧 Light watering
Dec 1.9" 0" ❄️ Dormant

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

Daikon Planting Timeline — Upshur County, TX

Daikon Planting Calendar

Activity When Date Range
Direct Sow February 23 Feb 23 – Mar 16
Harvest April 20 Apr 20 – May 18
Fall Sowing September 8 Sep 8 – Sep 22

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

253 days in Upshur County

Growing Tips for Upshur 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 Upshur County, TX?

Upshur County is in Zone 8b with an average last frost of March 9. Plan your Daikon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Upshur County, TX?

Upshur County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 9 and first fall frost is November 17.

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Your Upshur County Garden Planner — Free

A 22-page printable planner built for Upshur 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 Upshur County, TX. Local conditions may vary. Last updated: July 2026.

Sources & credits

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