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When to plant Celery in Perry County, IL

Plant Celery in Perry County from March 26 to April 16 in spring. Perry County sits in USDA Zone 7a, with last frost around April 9 and first frost on October 20. A second sowing from August 11 to August 25 extends the harvest into fall.

When to Plant Celery in Perry County, IL

Celery

Celery is a marshland plant that requires consistent moisture and cool temperatures to produce crisp, flavorful stalks. It is a rewarding but demanding garden crop.

Perry County, Illinois is in USDA Zone 7a. The average last spring frost is April 9 and the first fall frost is October 20, giving you a growing season of approximately 194 days.

At an elevation of 806 feet, Perry County receives approximately 36.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Celery during the growing season.

Perry County, IL (Zone 7a) Moderate season
194 days
Last Spring Frost April 9
194 growing days
First Fall Frost October 20

Perry County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Celery Planting Timeline — Perry County, IL

Celery 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 2 Jul 2 – Aug 27
Fall Sowing August 11 Aug 11 – Aug 25

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

80–120 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

194 days in Perry County

Growing Tips for Perry County

Start seeds indoors 10-12 weeks before last frost. Keep soil consistently moist and never let it dry out. Blanch stalks by mounding soil or using collars for milder 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 Celery in Perry County, IL?

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

What planting zone is Perry County, IL?

Perry County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 9 and first fall frost is October 20.

When should I plant Celery in Perry County, IL?

In Perry County, IL, plant Celery after the last frost (around April 9) and before the first frost (around October 20). Best results when soil holds above 50°F.

What growing zone is Perry County, IL for Celery?

Perry County sits in USDA Zone 7a. Celery grows reliably in zones 2a through 10b, so it's a good fit here.

Can Celery grow in Perry County's climate?

Yes — Celery grows well in Perry County's temperate climate. Perry County averages a 194-day frost-free season, with last frost around April 9 and first frost around October 20.

🌱

Your Perry County Garden Planner — Free

A 22-page printable planner built for Perry 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 Perry County, IL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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