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When to plant Daikon in Robertson County, KY

For Robertson County, gardeners: plant Daikon April 2 through April 23 once soil reads 50°F. A second sowing from August 17 to August 31 extends the harvest into fall.

When to Plant Daikon in Robertson County, KY

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.

Robertson County, Kentucky is in USDA Zone 6b. The average last spring frost is April 16 and the first fall frost is October 26, giving you a growing season of approximately 193 days.

At an elevation of 2,352 feet, Robertson County receives approximately 43 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Daikon during the growing season.

Robertson County, KY (Zone 6b) Moderate season
193 days
Last Spring Frost April 16
193 growing days
First Fall Frost October 26

Robertson County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Daikon Planting Timeline — Robertson County, KY

Daikon Planting Calendar

Activity When Date Range
Direct Sow April 2 Apr 2 – Apr 23
Harvest May 28 May 28 – Jun 25
Fall Sowing August 17 Aug 17 – Aug 31

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

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Harvest
June Harvest
July
August Fall Sowing
September
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 6b

📆 Growing Season

193 days in Robertson County

Growing Tips for Robertson 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 Robertson County, KY?

Robertson County is in Zone 6b with an average last frost of April 16. Plan your Daikon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Robertson County, KY?

Robertson County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 16 and first fall frost is October 26.

When should I plant Daikon in Robertson County, KY?

In Robertson County, KY, plant Daikon after the last frost (around April 16) and before the first frost (around October 26). Best results when soil holds above 50°F.

What growing zone is Robertson County, KY for Daikon?

Robertson County sits in USDA Zone 6b. Daikon grows reliably in zones 2a through 11b, so it's a good fit here.

Can Daikon grow in Robertson County's climate?

Yes — Daikon grows well in Robertson County's temperate climate. Robertson County averages a 193-day frost-free season, with last frost around April 16 and first frost around October 26.

🌱

Your Robertson County Garden Planner — Free

A 22-page printable planner built for Robertson County (Zone 6b). 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 Robertson County, KY. Local conditions may vary. Last updated: June 2026.

Sources & credits

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