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When to plant Potatoes in Cullman County, AL

Cullman County's spring Potatoes window runs April 4 through April 25. most warm-season crops establish quickly once soil holds above 60°F.

When to Plant Potatoes in Cullman County, AL

Potatoes

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

Cullman County, Alabama is in USDA Zone 8a. The average last spring frost is March 28 and the first fall frost is November 2, giving you a growing season of approximately 219 days.

At an elevation of 347 feet, Cullman County receives approximately 53.1 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91°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.

Cullman County, AL (Zone 8a) Long season
219 days
Last Spring Frost March 28
219 growing days
First Fall Frost November 2

Cullman County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.8

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 Cullman County's 219-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 4" 0" ❄️ Dormant
Feb 4" 0" ❄️ Dormant
Mar 4.3" 5.3" 0" ✅ Rainfall sufficient
Apr 4.3" 4.4" 0" ✅ Rainfall sufficient
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 4.8" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 5.4" 0" ✅ Rainfall sufficient
Sep 4.3" 4" 0.3" 💧 Light watering
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 4.3" 4.4" 0" ✅ Rainfall sufficient
Dec 3.9" 0" ❄️ Dormant

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

Potatoes Planting Timeline — Cullman County, AL

Potatoes Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 – Feb 21
Transplant Outdoors April 11 Apr 11 – Apr 25
Direct Sow April 4 Apr 4 – Apr 25
Harvest June 20 Jun 20 – Aug 29

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

70–120 days

🧪 Soil pH

Needs 5–6.5 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

219 days in Cullman County

Growing Tips for Cullman 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 Cullman County, AL?

Cullman County is in Zone 8a with an average last frost of March 28. Plan your Potatoes planting based on this frost date — see the calendar above for exact timing.

What planting zone is Cullman County, AL?

Cullman County, Alabama is in USDA Hardiness Zone 8a. The average last spring frost is March 28 and first fall frost is November 2.

When should I plant Potatoes in Cullman County, AL?

In Cullman County, AL, plant Potatoes after the last frost (around March 28) and before the first frost (around November 2). Best results when soil holds above 50°F.

What growing zone is Cullman County, AL for Potatoes?

Cullman County sits in USDA Zone 8a. Potatoes grows reliably in zones 3a through 10b, so it's a good fit here.

Can Potatoes grow in Cullman County's climate?

Yes — Potatoes grows well in Cullman County's temperate climate. Cullman County averages a 219-day frost-free season, with last frost around March 28 and first frost around November 2.

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Your Cullman County Garden Planner — Free

A 22-page printable planner built for Cullman County (Zone 8a). 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 Cullman County, AL. Local conditions may vary. Last updated: July 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.