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When to Plant Corn in Carroll County, VA

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.

Carroll County, Virginia is in USDA Zone 6b. The average last spring frost is May 1 and the first fall frost is October 16, giving you a growing season of approximately 168 days.

At an elevation of 883 feet, Carroll County receives approximately 43.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91ยฐF, providing good warmth for Corn during the growing season.

Carroll County, VA (Zone 6b) Moderate season
168 days
Last Spring Frost May 1
168 growing days
First Fall Frost October 16

Carroll County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (45 days to spare)
Transplant: Apr 23 🍅 Harvest: Jun 25 – Aug 20
Recommended (50%) ✓ Fits season (49 days to spare)
Transplant: May 1 🍅 Harvest: Jul 3 – Aug 28
Safe Start (90%) ✓ Fits season (42 days to spare)
Transplant: May 19 🍅 Harvest: Jul 21 – Sep 15

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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Corn needs ~1,460 GDD — county provides 3,066 GDD Excellent fit

Corn Planting Timeline โ€” Carroll County, VA

Corn Planting Calendar

Activity When Date Range
Direct Sow May 8 May 8 โ€“ May 29
Harvest July 10 Jul 10 โ€“ Sep 4

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Direct Sow
June โ€”
July Harvest
August Harvest
September Harvest
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 6b

Growing Season

168 days

Growing Tips for Carroll 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 Carroll County, VA?

Carroll County is in Zone 6b with an average last frost of May 1. Plan your Corn planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Carroll County, VA?

Carroll County, Virginia is in USDA Hardiness Zone 6b. The average last spring frost is May 1 and first fall frost is October 16.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Carroll County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

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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 Carroll County, VA. Local conditions may vary. Last updated: April 2026.