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When to Plant Celeriac in Franklin County, NE

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.

Franklin County, Nebraska is in USDA Zone 6a. The average last spring frost is April 29 and the first fall frost is October 10, giving you a growing season of approximately 164 days.

At an elevation of 1,023 feet, Franklin County receives approximately 27.3 inches of rainfall annually with predominantly loam soil. Summer highs average 87°F, providing good warmth for Celeriac during the growing season.

Franklin County, NE (Zone 6a) Moderate season
164 days
Last Spring Frost April 29
164 growing days
First Fall Frost October 10

Franklin County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Celeriac Planting Timeline — Franklin County, NE

Celeriac Planting Calendar

Activity When Date Range
Start Indoors March 25 Mar 25 – Apr 8
Transplant Outdoors April 29 Apr 29 – May 13
Direct Sow April 15 Apr 15 – May 6
Harvest August 12 Aug 12 – Sep 16
Fall Sowing August 1 Aug 1 – Aug 15

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

High — keep soil consistently moist

📅 Days to Maturity

100–120 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

164 days in Franklin County

Growing Tips for Franklin 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Celeriac in Franklin County, NE?

Franklin County is in Zone 6a with an average last frost of April 29. Plan your Celeriac planting based on this frost date — see the calendar above for exact timing.

What planting zone is Franklin County, NE?

Franklin County, Nebraska is in USDA Hardiness Zone 6a. The average last spring frost is April 29 and first fall frost is October 10.

🌱

Your Franklin County Garden Planner — Free

A 22-page printable planner built for Franklin County (Zone 6a). 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 Franklin County, NE. 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.