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When to plant Corn in Brooks County, GA

Brooks County gardeners should plant Corn between March 12 and April 2 in spring. With Brooks County's Zone 9a climate (last frost March 5), Corn needs 60–100 days to mature — plant by August 14 for a full harvest.

When to Plant Corn in Brooks County, GA

Corn

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.

Brooks County, Georgia is in USDA Zone 9a. The average last spring frost is March 5 and the first fall frost is November 22, giving you a growing season of approximately 262 days.

At an elevation of 425 feet, Brooks County receives approximately 48.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, 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.

Brooks County, GA (Zone 9a) Long season
262 days
Last Spring Frost March 5
262 growing days
First Fall Frost November 22

Brooks County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.6

Drainage

Well Drained

How Much Corn to Grow

1-2 ears
Average yield per plant
15
Plants per person
30 sq ft
Space per person

For a family of 4, plant approximately 60 corn plants in about 120 sq ft. In Brooks County's 262-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Monthly Watering Guide for Corn

Corn needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Corn Needs Rainfall You Supplement Action
Jan 4.4" 0" ❄️ Dormant
Feb 3.6" 0" ❄️ Dormant
Mar 4.3" 4" 0.3" 💧 Light watering
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 4" 0.3" 💧 Light watering
Jul 4.3" 5.1" 0" ✅ Rainfall sufficient
Aug 4.3" 5" 0" ✅ Rainfall sufficient
Sep 4.3" 4.1" 0.2" 💧 Light watering
Oct 4.3" 2.8" 1.5" 💧 Light watering
Nov 4.3" 3.7" 0.6" 💧 Light watering
Dec 4.1" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Brooks County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Corn Planting Timeline — Brooks County, GA

Corn Planting Calendar

Activity When Date Range
Direct Sow March 12 Mar 12 – Apr 2
Harvest May 14 May 14 – Jul 9

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 9a

📆 Growing Season

262 days in Brooks County

Growing Tips for Brooks 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Corn in Brooks County, GA?

Brooks County is in Zone 9a with an average last frost of March 5. Plan your Corn planting based on this frost date — see the calendar above for exact timing.

What planting zone is Brooks County, GA?

Brooks County, Georgia is in USDA Hardiness Zone 9a. The average last spring frost is March 5 and first fall frost is November 22.

When should I plant Corn in Brooks County, GA?

In Brooks County, GA, plant Corn after the last frost (around March 5) and before the first frost (around November 22). Best results when soil holds above 50°F.

What growing zone is Brooks County, GA for Corn?

Brooks County sits in USDA Zone 9a. Corn grows reliably in zones 3a through 11b, so it's a good fit here.

Can Corn grow in Brooks County's climate?

Yes — Corn grows well in Brooks County's temperate climate. Brooks County averages a 262-day frost-free season, with last frost around March 5 and first frost around November 22.

🌱

Your Brooks County Garden Planner — Free

A 22-page printable planner built for Brooks County (Zone 9a). 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 Brooks County, GA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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