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When to Plant Corn in Haywood County, TN

Corn is a warm-season grass grown for its sweet ears, which are best eaten soon after harvest. It is wind-pollinated and must be planted in blocks for good kernel fill.

Haywood County, Tennessee is in USDA Zone 7b. The average last spring frost is April 1 and the first fall frost is October 29, giving you a growing season of approximately 211 days.

At an elevation of 3,782 feet, Haywood County receives approximately 51.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93ยฐF, providing good warmth for Corn during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Corn root diseases.

Haywood County, TN (Zone 7b) Long season
211 days
Last Spring Frost April 1
211 growing days
First Fall Frost October 29

Haywood County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-7.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (93 days to spare)
Transplant: Mar 26 🍅 Harvest: May 28 – Jul 23
Recommended (50%) ✓ Fits season (92 days to spare)
Transplant: Apr 1 🍅 Harvest: Jun 3 – Jul 29
Safe Start (90%) ✓ Fits season (97 days to spare)
Transplant: Apr 17 🍅 Harvest: Jun 19 – Aug 14

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Corn needs ~1,580 GDD — county provides 4,167 GDD Excellent fit

Corn Planting Timeline โ€” Haywood County, TN

Corn Planting Calendar

Activity When Date Range
Direct Sow April 8 Apr 8 โ€“ Apr 29
Harvest June 10 Jun 10 โ€“ Aug 5

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

60โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7b

Growing Season

211 days

Growing Tips for Haywood County

Plant in blocks of at least 4 rows rather than single rows for proper pollination. Direct sow after soil reaches 60F. Side-dress with nitrogen when plants are knee-high.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Celery

Level Up Your Garden

Frequently Asked Questions

When should I plant Corn in Haywood County, TN?

Haywood County is in Zone 7b with an average last frost of April 1. Plan your Corn planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Haywood County, TN?

Haywood County, Tennessee is in USDA Hardiness Zone 7b. The average last spring frost is April 1 and first fall frost is October 29.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Haywood County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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Free download. Plan your entire garden season in minutes.

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