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When to plant Crosne in Ford County, IL

Plant Crosne in Ford County after April 18; the prime window is April 4–April 25. A second sowing from August 9 to August 23 extends the harvest into fall.

When to Plant Crosne in Ford County, IL

Crosne (Chinese artichoke) produces small, segmented white tubers with a crunchy texture and mild artichoke-nutty flavor. They are a rare delicacy in French cuisine.

Ford County, Illinois is in USDA Zone 6a. The average last spring frost is April 18 and the first fall frost is October 18, giving you a growing season of approximately 183 days.

At an elevation of 855 feet, Ford County receives approximately 36.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Crosne to ensure they mature before fall.

Ford County, IL (Zone 6a) Moderate season
183 days
Last Spring Frost April 18
183 growing days
First Fall Frost October 18

Ford County Soil Profile

Soil Type

Silt Loam

Soil pH

5.9-6.8

Drainage

Well Drained

Monthly Watering Guide for Crosne

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

Month Crosne Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.5" 0" ❄️ Dormant
Mar 2.3" 0" ❄️ Dormant
Apr 4.3" 4.2" 0.1" 💧 Light watering
May 4.3" 4" 0.3" 💧 Light watering
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 4.6" 0" ✅ Rainfall sufficient
Aug 4.3" 3.5" 0.8" 💧 Light watering
Sep 4.3" 3.1" 1.2" 💧 Light watering
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 2.8" 0" ❄️ Dormant
Dec 1.9" 0" ❄️ Dormant

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

Crosne Planting Timeline — Ford County, IL

Crosne Planting Calendar

Activity When Date Range
Direct Sow April 4 Apr 4 – Apr 25
Harvest September 5 Sep 5 – Oct 17
Fall Sowing August 9 Aug 9 – Aug 23

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

150–200 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

183 days in Ford County

Growing Tips for Ford County

Plant tubers 3 inches deep in spring. Mark the location well as plants die back. Harvest in late fall after frost. Leave some tubers in ground for next year. Very labor-intensive to harvest.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Crosne in Ford County, IL?

Ford County is in Zone 6a with an average last frost of April 18. Plan your Crosne planting based on this frost date — see the calendar above for exact timing.

What planting zone is Ford County, IL?

Ford County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 18 and first fall frost is October 18.

When should I plant Crosne in Ford County, IL?

In Ford County, IL, plant Crosne after the last frost (around April 18) and before the first frost (around October 18). Best results when soil holds above 50°F.

What growing zone is Ford County, IL for Crosne?

Ford County sits in USDA Zone 6a. Crosne grows reliably in zones 4a through 9b, so it's a good fit here.

Can Crosne grow in Ford County's climate?

Yes — Crosne grows well in Ford County's temperate climate. Ford County averages a 183-day frost-free season, with last frost around April 18 and first frost around October 18.

🌱

Your Ford County Garden Planner — Free

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

Sources & credits

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