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When to Plant Potatoes in Walker County, AL

Potatoes are a versatile staple crop that produces tubers underground. They come in hundreds of varieties with varying colors, textures, and maturity dates.

Walker County, Alabama is in USDA Zone 7a. The average last spring frost is March 30 and the first fall frost is November 3, giving you a growing season of approximately 218 days.

At an elevation of 129 feet, Walker County receives approximately 51.6 inches of rainfall annually with predominantly clay loam soil. Summer highs average 88Β°F, providing good warmth for Potatoes during the growing season. Clay soil retains moisture well for Potatoes, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Potatoes root diseases.

Walker County, AL (Zone 7a) Long season
218 days
Last Spring Frost March 30
218 growing days
First Fall Frost November 3

Walker County Soil Profile

Soil Type

Clay Loam

Soil pH

5.5-6.3

Drainage

Well Drained

How Much Potatoes to Grow

3-5 lbs
Average yield per plant
5
Plants per person
10 sq ft
Space per person

For a family of 4, plant approximately 20 potatoes plants in about 40 sq ft. In Walker County's 218-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Monthly Watering Guide for Potatoes

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

Month Potatoes Needs Rainfall You Supplement Action
Jan β€” 4.3" 0" ❄️ Dormant
Feb β€” 3.5" 0" ❄️ Dormant
Mar 4.3" 4.8" 0" βœ… Rainfall sufficient
Apr 4.3" 4" 0.3" πŸ’§ Light watering
May 4.3" 4.6" 0" βœ… Rainfall sufficient
Jun 4.3" 4.5" 0" βœ… Rainfall sufficient
Jul 4.3" 5.2" 0" βœ… Rainfall sufficient
Aug 4.3" 5.5" 0" βœ… Rainfall sufficient
Sep 4.3" 3.7" 0.6" πŸ’§ Light watering
Oct 4.3" 2.9" 1.4" πŸ’§ Light watering
Nov 4.3" 4.1" 0.2" πŸ’§ Light watering
Dec β€” 4.5" 0" ❄️ Dormant

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

Potatoes Planting Timeline β€” Walker County, AL

Potatoes Planting Calendar

Activity When Date Range
Start Indoors February 9 Feb 9 – Feb 23
Transplant Outdoors April 13 Apr 13 – Apr 27
Direct Sow April 6 Apr 6 – Apr 27
Harvest June 22 Jun 22 – Aug 31

Plant 1" deep Β· 15" apart Β· Rows 24" apart

Month-by-Month Timeline

MonthActivities
January β€”
February Start Indoors
March β€”
April Transplant Outdoors Direct Sow
May β€”
June Harvest
July Harvest
August Harvest
September β€”
October β€”
November β€”
December β€”

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

70–120 days

πŸ§ͺ Soil pH

Needs 5–6.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7a

πŸ“† Growing Season

218 days in Walker County

Growing Tips for Walker County

Plant seed potatoes (not grocery store potatoes) 4 inches deep in spring. Hill soil around stems as plants grow to prevent greening. Stop watering when plants die back.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Cucumber
  • Squash Summer

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Potatoes in Walker County, AL?

Walker County is in Zone 7a with an average last frost of March 30. Plan your Potatoes planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Walker County, AL?

Walker County, Alabama is in USDA Hardiness Zone 7a. The average last spring frost is March 30 and first fall frost is November 3.

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Plan Your Garden with Confidence

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

Get Your Free Garden Planner →

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 Walker County, AL. Local conditions may vary. Last updated: April 2026.