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When to plant Aronia in Kendall County, IL

Plant Aronia in Kendall County, between May 11 and May 25 — the only viable window. Zone 5b's short season (180 frost-free days) rules out a fall crop.

When to Plant Aronia in Kendall County, IL

Aronia (chokeberry) is an extremely hardy native shrub producing astringent dark berries rich in antioxidants. The berries are typically processed into juice, jam, or wine.

Kendall County, Illinois is in USDA Zone 5b. The average last spring frost is April 20 and the first fall frost is October 17, giving you a growing season of approximately 180 days.

At an elevation of 708 feet, Kendall County receives approximately 38.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Aronia during the growing season.

Kendall County, IL (Zone 5b) Moderate season
180 days
Last Spring Frost April 20
180 growing days
First Fall Frost October 17

Kendall County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Aronia Planting Timeline — Kendall County, IL

Aronia Planting Calendar

Activity When Date Range
Transplant Outdoors May 11 May 11 – May 25

· 48" apart · Rows 72" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May Transplant Outdoors
June
July
August
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

180 days in Kendall County

Growing Tips for Kendall County

Plant in full sun for best fruiting. Very adaptable to soil types. Minimal pest and disease problems. Harvest berries in fall when fully black. Suckers can be divided for propagation.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Aronia in Kendall County, IL?

Kendall County is in Zone 5b with an average last frost of April 20. Plan your Aronia planting based on this frost date — see the calendar above for exact timing.

What planting zone is Kendall County, IL?

Kendall County, Illinois is in USDA Hardiness Zone 5b. The average last spring frost is April 20 and first fall frost is October 17.

When should I plant Aronia in Kendall County, IL?

In Kendall County, IL, plant Aronia after the last frost (around April 20) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Kendall County, IL for Aronia?

Kendall County sits in USDA Zone 5b. Aronia grows reliably in zones 3a through 8b, so it's a good fit here.

Can Aronia grow in Kendall County's climate?

Yes — Aronia grows well in Kendall County's temperate climate. Kendall County averages a 180-day frost-free season, with last frost around April 20 and first frost around October 17.

🌱

Your Kendall County Garden Planner — Free

A 22-page printable planner built for Kendall County (Zone 5b). 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 Kendall County, IL. Local conditions may vary. Last updated: August 2026.

Sources & credits

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