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When to plant Belgian Endive in Lake County, IL

Aim to plant Belgian Endive in Lake County on or after April 7; the window stays open through April 28. Lake County's 182-day frost-free season gives you enough for a full main crop and a short fall succession. A second sowing from August 11 to August 25 extends the harvest into fall.

When to Plant Belgian Endive in Lake County, IL

Belgian endive is produced by forcing chicory roots in darkness to create tight, pale, torpedo-shaped heads called chicons. They have a mild bitterness and elegant crunch.

Lake County, Illinois is in USDA Zone 6a. The average last spring frost is April 21 and the first fall frost is October 20, giving you a growing season of approximately 182 days.

At an elevation of 1,080 feet, Lake County receives approximately 33.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Belgian Endive to ensure they mature before fall.

Lake County, IL (Zone 6a) Moderate season
182 days
Last Spring Frost April 21
182 growing days
First Fall Frost October 20

Lake County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Belgian Endive Planting Timeline — Lake County, IL

Belgian Endive Planting Calendar

Activity When Date Range
Start Indoors March 17 Mar 17 – Mar 31
Transplant Outdoors April 21 Apr 21 – May 5
Direct Sow April 7 Apr 7 – Apr 28
Harvest August 11 Aug 11 – Oct 6
Fall Sowing August 11 Aug 11 – Aug 25

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

110–150 days

🧪 Soil pH

Needs 5.5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

182 days in Lake County

Growing Tips for Lake County

Grow chicory roots in the garden during summer, then dig in fall. Trim tops and force roots in moist sand in a dark cellar at 50-60F. Chicons emerge in 3-4 weeks.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Belgian Endive in Lake County, IL?

Lake County is in Zone 6a with an average last frost of April 21. Plan your Belgian Endive planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lake County, IL?

Lake County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 21 and first fall frost is October 20.

When should I plant Belgian Endive in Lake County, IL?

In Lake County, IL, plant Belgian Endive after the last frost (around April 21) and before the first frost (around October 20). Best results when soil holds above 50°F.

What growing zone is Lake County, IL for Belgian Endive?

Lake County sits in USDA Zone 6a. Belgian Endive grows reliably in zones 3a through 10b, so it's a good fit here.

Can Belgian Endive grow in Lake County's climate?

Yes — Belgian Endive grows well in Lake County's temperate climate. Lake County averages a 182-day frost-free season, with last frost around April 21 and first frost around October 20.

🌱

Your Lake County Garden Planner — Free

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

Sources & credits

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