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When to plant Sweet Corn in Fleming County, KY

Fleming County gardeners should plant Sweet Corn between April 23 and May 14 in spring. With Fleming County's Zone 6b climate (last frost April 16), Sweet Corn needs 60–90 days to mature — plant by July 26 for a full harvest.

When to Plant Sweet Corn in Fleming County, KY

Sweet corn is bred for high sugar content in its kernels, which convert to starch rapidly after harvest. Modern supersweet varieties hold their sweetness longer.

Fleming County, Kentucky is in USDA Zone 6b. The average last spring frost is April 16 and the first fall frost is October 24, giving you a growing season of approximately 191 days.

At an elevation of 2,599 feet, Fleming County receives approximately 43.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Sweet Corn during the growing season.

Fleming County, KY (Zone 6b) Moderate season
191 days
Last Spring Frost April 16
191 growing days
First Fall Frost October 24

Fleming County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Sweet Corn Planting Timeline — Fleming County, KY

Sweet Corn Planting Calendar

Activity When Date Range
Direct Sow April 23 Apr 23 – May 14
Harvest June 25 Jun 25 – Aug 6

Plant 1" deep · 12" apart · Rows 36" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6b

📆 Growing Season

191 days in Fleming County

Growing Tips for Fleming County

Plant in blocks of at least 4 rows for wind pollination. Direct sow after soil is warm. Isolate supersweet varieties from other corn types to prevent cross-pollination.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Sweet Corn in Fleming County, KY?

Fleming County is in Zone 6b with an average last frost of April 16. Plan your Sweet Corn planting based on this frost date — see the calendar above for exact timing.

What planting zone is Fleming County, KY?

Fleming County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 16 and first fall frost is October 24.

When should I plant Sweet Corn in Fleming County, KY?

In Fleming County, KY, plant Sweet Corn after the last frost (around April 16) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Fleming County, KY for Sweet Corn?

Fleming County sits in USDA Zone 6b. Sweet Corn grows reliably in zones 3a through 11b, so it's a good fit here.

Can Sweet Corn grow in Fleming County's climate?

Yes — Sweet Corn grows well in Fleming County's temperate climate. Fleming County averages a 191-day frost-free season, with last frost around April 16 and first frost around October 24.

🌱

Your Fleming County Garden Planner — Free

A 22-page printable planner built for Fleming County (Zone 6b). 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 Fleming County, KY. Local conditions may vary. Last updated: August 2026.

Sources & credits

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