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When to plant Microgreens in Will County, IL

The best window to plant Microgreens in Will County, is April 9–April 30, when soil warms to 50°F. Last frost typically hits April 23; first frost October 17. A second sowing from August 8 to August 22 extends the harvest into fall.

When to Plant Microgreens in Will County, IL

Microgreens are young seedlings of vegetables and herbs harvested at the cotyledon or first true leaf stage. They pack concentrated flavors and nutrients in a tiny package.

Will County, Illinois is in USDA Zone 6a. The average last spring frost is April 23 and the first fall frost is October 17, giving you a growing season of approximately 177 days.

At an elevation of 655 feet, Will County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Microgreens to ensure they mature before fall.

Will County, IL (Zone 6a) Moderate season
177 days
Last Spring Frost April 23
177 growing days
First Fall Frost October 17

Will County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Microgreens Planting Timeline — Will County, IL

Microgreens Planting Calendar

Activity When Date Range
Start Indoors March 19 Mar 19 – Apr 2
Transplant Outdoors April 23 Apr 23 – May 7
Direct Sow April 9 Apr 9 – Apr 30
Harvest April 30 Apr 30 – May 28
Fall Sowing August 8 Aug 8 – Aug 22

Plant 0.5" deep · 2" apart · Rows 6" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

7–21 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

177 days in Will County

Growing Tips for Will County

Sow seeds densely on shallow trays of moist growing medium. Cover until germination, then provide light. Harvest with scissors when 1-3 inches tall. Grow year-round indoors.

Frequently Asked Questions

When should I plant Microgreens in Will County, IL?

Will County is in Zone 6a with an average last frost of April 23. Plan your Microgreens planting based on this frost date — see the calendar above for exact timing.

What planting zone is Will County, IL?

Will County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 23 and first fall frost is October 17.

When should I plant Microgreens in Will County, IL?

In Will County, IL, plant Microgreens after the last frost (around April 23) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Will County, IL for Microgreens?

Will County sits in USDA Zone 6a. Microgreens grows reliably in zones 1a through 13b, so it's a good fit here.

Can Microgreens grow in Will County's climate?

Yes — Microgreens grows well in Will County's temperate climate. Will County averages a 177-day frost-free season, with last frost around April 23 and first frost around October 17.

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Your Will County Garden Planner — Free

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

Sources & credits

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