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When to Plant Daikon in Randolph County, NC

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.

Randolph County, North Carolina is in USDA Zone 7b. The average last spring frost is April 7 and the first fall frost is October 29, giving you a growing season of approximately 205 days.

At an elevation of 792 feet, Randolph County receives approximately 47.1 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91ยฐF, providing good warmth for Daikon during the growing season. Clay soil retains moisture well for Daikon, but amend with compost to improve drainage and prevent root rot.

Randolph County, NC (Zone 7b) Long season
205 days
Last Spring Frost April 7
205 growing days
First Fall Frost October 29

Randolph County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (123 days to spare)
Transplant: Mar 30 🍅 Harvest: May 25 – Jun 22
Recommended (50%) ✓ Fits season (121 days to spare)
Transplant: Apr 7 🍅 Harvest: Jun 2 – Jun 30
Safe Start (90%) ✓ Fits season (117 days to spare)
Transplant: Apr 23 🍅 Harvest: Jun 18 – Jul 16

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
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 64 gal / 100 sq ft
Daikon needs ~1,095 GDD — county provides 3,741 GDD Excellent fit

Daikon Planting Timeline โ€” Randolph County, NC

Daikon Planting Calendar

Activity When Date Range
Direct Sow March 24 Mar 24 โ€“ Apr 14
Fall Sowing August 20 Aug 20 โ€“ Sep 3
Harvest May 19 May 19 โ€“ Jun 16

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

Month-by-Month Timeline

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

205 days

Growing Tips for Randolph 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 Randolph County, NC?

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

What planting zone is Randolph County, NC?

Randolph County, North Carolina is in USDA Hardiness Zone 7b. The average last spring frost is April 7 and first fall frost is October 29.

๐ŸŒฑ

Plan Your Garden with Confidence

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