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When to Plant Celeriac in Lincoln County, KY

Celeriac is a celery relative grown for its knobby, flavorful root rather than its stalks. It has a rich celery flavor and is excellent roasted, mashed, or in soups.

Lincoln County, Kentucky is in USDA Zone 6b. The average last spring frost is April 12 and the first fall frost is October 26, giving you a growing season of approximately 197 days.

At an elevation of 2,190 feet, Lincoln County receives approximately 48.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90ยฐF, providing good warmth for Celeriac during the growing season.

Lincoln County, KY (Zone 6b) Moderate season
197 days
Last Spring Frost April 12
197 growing days
First Fall Frost October 26

Lincoln County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (56 days to spare)
Start indoors: Mar 3 Transplant: Apr 7 🍅 Harvest: Jul 21 – Aug 25
Recommended (50%) ✓ Fits season (57 days to spare)
Start indoors: Mar 8 Transplant: Apr 12 🍅 Harvest: Jul 26 – Aug 30
Safe Start (90%) ✓ Fits season (49 days to spare)
Start indoors: Mar 25 Transplant: Apr 29 🍅 Harvest: Aug 12 – Sep 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
1.5″/week
Rainfall provides
1.0″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 802 gal / 100 sq ft
Celeriac needs ~1,925 GDD — county provides 3,447 GDD Excellent fit

Celeriac Planting Timeline โ€” Lincoln County, KY

Celeriac Planting Calendar

Activity When Date Range
Start Indoors March 8 Mar 8 โ€“ Mar 22
Transplant Outdoors April 12 Apr 12 โ€“ Apr 26
Direct Sow March 29 Mar 29 โ€“ Apr 19
Fall Sowing August 17 Aug 17 โ€“ Aug 31
Harvest July 26 Jul 26 โ€“ Aug 30

Plant 1" deep ยท 15" apart ยท Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

High โ€” keep soil consistently moist

Days to Maturity

100โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

197 days

Growing Tips for Lincoln County

Start seeds indoors 10-12 weeks before last frost. Remove side roots as they develop to encourage a single large bulb. Harvest after a light frost for best flavor.

Companion Planting

Good Companions

Avoid Planting Near

  • Carrots
  • Parsnip

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Frequently Asked Questions

When should I plant Celeriac in Lincoln County, KY?

Lincoln County is in Zone 6b with an average last frost of April 12. Plan your Celeriac planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Lincoln County, KY?

Lincoln County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 12 and first fall frost is October 26.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Lincoln County gardeners in Zone 6b 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 Lincoln County, KY. Local conditions may vary. Last updated: April 2026.