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When to plant Celeriac in Pulaski County, IL

Pulaski County gardeners should plant Celeriac between March 26 and April 16 in spring. With Pulaski County's Zone 7a climate (last frost April 9), Celeriac needs 100–120 days to mature — plant by June 24 for a full harvest. A second sowing from August 13 to August 27 extends the harvest into fall.

When to Plant Celeriac in Pulaski County, IL

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.

Pulaski County, Illinois is in USDA Zone 7a. The average last spring frost is April 9 and the first fall frost is October 22, giving you a growing season of approximately 196 days.

At an elevation of 1,244 feet, Pulaski County receives approximately 30.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Celeriac during the growing season.

Pulaski County, IL (Zone 7a) Moderate season
196 days
Last Spring Frost April 9
196 growing days
First Fall Frost October 22

Pulaski County Soil Profile

Soil Type

Silt Loam

Soil pH

6-7.1

Drainage

Well Drained

Monthly Watering Guide for Celeriac

Celeriac needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Celeriac Needs Rainfall You Supplement Action
Jan 1.2" 0" ❄️ Dormant
Feb 1.4" 0" ❄️ Dormant
Mar 1.9" 0" ❄️ Dormant
Apr 4.3" 2.8" 1.5" 💧 Light watering
May 4.3" 4" 0.3" 💧 Light watering
Jun 4.3" 4.1" 0.2" 💧 Light watering
Jul 4.3" 3.5" 0.8" 💧 Light watering
Aug 4.3" 3.3" 1" 💧 Light watering
Sep 4.3" 2.8" 1.5" 💧 Light watering
Oct 4.3" 2.6" 1.7" 💧 Light watering
Nov 2" 0" ❄️ Dormant
Dec 1.4" 0" ❄️ Dormant

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

Celeriac Planting Timeline — Pulaski County, IL

Celeriac Planting Calendar

Activity When Date Range
Start Indoors March 5 Mar 5 – Mar 19
Transplant Outdoors April 9 Apr 9 – Apr 23
Direct Sow March 26 Mar 26 – Apr 16
Harvest July 23 Jul 23 – Aug 27
Fall Sowing August 13 Aug 13 – Aug 27

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May
June
July Harvest
August Fall Sowing Harvest
September
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 7a

📆 Growing Season

196 days in Pulaski County

Growing Tips for Pulaski 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 Pulaski County, IL?

Pulaski County is in Zone 7a with an average last frost of April 9. Plan your Celeriac planting based on this frost date — see the calendar above for exact timing.

What planting zone is Pulaski County, IL?

Pulaski County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 9 and first fall frost is October 22.

When should I plant Celeriac in Pulaski County, IL?

In Pulaski County, IL, plant Celeriac after the last frost (around April 9) and before the first frost (around October 22). Best results when soil holds above 50°F.

What growing zone is Pulaski County, IL for Celeriac?

Pulaski County sits in USDA Zone 7a. Celeriac grows reliably in zones 3a through 9b, so it's a good fit here.

Can Celeriac grow in Pulaski County's climate?

Yes — Celeriac grows well in Pulaski County's temperate climate. Pulaski County averages a 196-day frost-free season, with last frost around April 9 and first frost around October 22.

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Your Pulaski County Garden Planner — Free

A 22-page printable planner built for Pulaski County (Zone 7a). 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 Pulaski County, IL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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