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When to Plant Corn in Lawrence County, AL

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.

Lawrence County, Alabama is in USDA Zone 7a. The average last spring frost is March 26 and the first fall frost is November 1, giving you a growing season of approximately 220 days.

At an elevation of 427 feet, Lawrence County receives approximately 54.7 inches of rainfall annually with predominantly clay loam soil. Summer highs average 94ยฐF, providing good warmth for Corn during the growing season. Clay soil retains moisture well for Corn, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Corn root diseases.

Lawrence County, AL (Zone 7a) Long season
220 days
Last Spring Frost March 26
220 growing days
First Fall Frost November 1

Lawrence County Soil Profile

Soil Type

Clay Loam

Soil pH

5.2-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (102 days to spare)
Transplant: Mar 20 🍅 Harvest: May 22 – Jul 17
Recommended (50%) ✓ Fits season (101 days to spare)
Transplant: Mar 26 🍅 Harvest: May 28 – Jul 23
Safe Start (90%) ✓ Fits season (100 days to spare)
Transplant: Apr 18 🍅 Harvest: Jun 20 – Aug 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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Corn needs ~1,640 GDD — county provides 4,510 GDD Excellent fit

Corn Planting Timeline โ€” Lawrence County, AL

Corn Planting Calendar

Activity When Date Range
Direct Sow April 2 Apr 2 โ€“ Apr 23
Harvest June 4 Jun 4 โ€“ Jul 30

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 โ€”
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 7a

Growing Season

220 days

Growing Tips for Lawrence 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 Lawrence County, AL?

Lawrence County is in Zone 7a with an average last frost of March 26. Plan your Corn planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Lawrence County, AL?

Lawrence County, Alabama is in USDA Hardiness Zone 7a. The average last spring frost is March 26 and first fall frost is November 1.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Lawrence County gardeners in Zone 7a 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 Lawrence County, AL. Local conditions may vary. Last updated: April 2026.