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When to plant Blueberries in Pulaski County, IL

Plant Blueberries in Pulaski County, between April 30 and May 14 — the only viable window. Zone 7a's short season (196 frost-free days) rules out a fall crop.

When to Plant Blueberries in Pulaski County, IL

Blueberries

Blueberries are long-lived shrubs producing sweet, antioxidant-rich berries. They require acidic soil and are attractive ornamental plants with fall color and spring flowers.

Pulaski County, Illinois is in USDA Zone 7a. The average last spring frost is April 9 and the first fall frost is October 22, giving you a growing season of approximately 196 days.

At an elevation of 1,244 feet, Pulaski County receives approximately 30.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Blueberries during the growing season.

Pulaski County, IL (Zone 7a) Moderate season
196 days
Last Spring Frost April 9
196 growing days
First Fall Frost October 22

Pulaski County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

How Much Blueberries to Grow

5-10 lbs
Average yield per plant
2
Plants per person
4 sq ft
Space per person

For a family of 4, plant approximately 8 blueberries plants in about 16 sq ft. In Pulaski County's 196-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Blueberries Planting Timeline — Pulaski County, IL

Blueberries Planting Calendar

Activity When Date Range
Transplant Outdoors April 30 Apr 30 – May 14

· 48" apart · Rows 72" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Transplant Outdoors
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 4.5–5.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

196 days in Pulaski County

Growing Tips for Pulaski County

Plant at least two varieties for cross-pollination. Acidify soil with sulfur or pine needle mulch to maintain pH 4.5-5.5. Protect ripening berries from birds with netting.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Blueberries in Pulaski County, IL?

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

What planting zone is Pulaski County, IL?

Pulaski County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 9 and first fall frost is October 22.

When should I plant Blueberries in Pulaski County, IL?

In Pulaski County, IL, plant Blueberries after the last frost (around April 9) and before the first frost (around October 22). Best results when soil holds above 50°F.

What growing zone is Pulaski County, IL for Blueberries?

Pulaski County sits in USDA Zone 7a. Blueberries grows reliably in zones 3a through 8b, so it's a good fit here.

Can Blueberries grow in Pulaski County's climate?

Yes — Blueberries grows well in Pulaski County's temperate climate. Pulaski County averages a 196-day frost-free season, with last frost around April 9 and first frost around October 22.

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Your Pulaski County Garden Planner — Free

A 22-page printable planner built for Pulaski 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.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Pulaski County, IL. Local conditions may vary. Last updated: August 2026.

Sources & credits

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