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When to plant Celeriac in Lapeer County, MI

In Lapeer County, plant Celeriac in spring between April 16 and May 7, once soil temps hold above 50°F. Lapeer County's last frost averages April 30, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between August 10 and August 24 — roughly 100–120 days before the first frost on October 19.

When to Plant Celeriac in Lapeer County, MI

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.

Lapeer County, Michigan is in USDA Zone 6a. The average last spring frost is April 30 and the first fall frost is October 19, giving you a growing season of approximately 172 days.

At an elevation of 1,011 feet, Lapeer County receives approximately 36.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Celeriac to ensure they mature before fall.

Lapeer County, MI (Zone 6a) Moderate season
172 days
Last Spring Frost April 30
172 growing days
First Fall Frost October 19

Lapeer County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Celeriac Planting Timeline — Lapeer County, MI

Celeriac Planting Calendar

Activity When Date Range
Start Indoors March 26 Mar 26 – Apr 9
Transplant Outdoors April 30 Apr 30 – May 14
Direct Sow April 16 Apr 16 – May 7
Harvest August 13 Aug 13 – Sep 17
Fall Sowing August 10 Aug 10 – Aug 24

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

172 days in Lapeer County

Growing Tips for Lapeer 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 Lapeer County, MI?

Lapeer County is in Zone 6a with an average last frost of April 30. Plan your Celeriac planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lapeer County, MI?

Lapeer County, Michigan is in USDA Hardiness Zone 6a. The average last spring frost is April 30 and first fall frost is October 19.

When should I plant Celeriac in Lapeer County, MI?

In Lapeer County, MI, plant Celeriac after the last frost (around April 30) and before the first frost (around October 19). Best results when soil holds above 50°F.

What growing zone is Lapeer County, MI for Celeriac?

Lapeer County sits in USDA Zone 6a. Celeriac grows reliably in zones 3a through 9b, so it's a good fit here.

Can Celeriac grow in Lapeer County's climate?

Yes — Celeriac grows well in Lapeer County's temperate climate. Lapeer County averages a 172-day frost-free season, with last frost around April 30 and first frost around October 19.

🌱

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A 22-page printable planner built for Lapeer 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 Lapeer County, MI. Local conditions may vary. Last updated: June 2026.

Sources & credits

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