Blog

When to plant Blueberries in Marshall County, KY

In Marshall County, Blueberries is a single-season spring crop — there's no second fall window. Plant April 24–May 8 for an 730–1095-day harvest, finishing well before the November 1 first frost.

When to Plant Blueberries in Marshall County, KY

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.

Marshall County, Kentucky is in USDA Zone 7a. The average last spring frost is April 3 and the first fall frost is November 1, giving you a growing season of approximately 212 days.

At an elevation of 1,550 feet, Marshall County receives approximately 42.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Blueberries during the growing season.

Marshall County, KY (Zone 7a) Long season
212 days
Last Spring Frost April 3
212 growing days
First Fall Frost November 1

Marshall 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 Marshall County's 212-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Blueberries Planting Timeline — Marshall County, KY

Blueberries Planting Calendar

Activity When Date Range
Transplant Outdoors April 24 Apr 24 – May 8

· 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

212 days in Marshall County

Growing Tips for Marshall 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 Marshall County, KY?

Marshall County is in Zone 7a with an average last frost of April 3. Plan your Blueberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Marshall County, KY?

Marshall County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 3 and first fall frost is November 1.

When should I plant Blueberries in Marshall County, KY?

In Marshall County, KY, plant Blueberries after the last frost (around April 3) and before the first frost (around November 1). Best results when soil holds above 50°F.

What growing zone is Marshall County, KY for Blueberries?

Marshall 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 Marshall County's climate?

Yes — Blueberries grows well in Marshall County's temperate climate. Marshall County averages a 212-day frost-free season, with last frost around April 3 and first frost around November 1.

🌱

Your Marshall County Garden Planner — Free

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

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.