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When to plant Potatoes in Wayne County County,

For Potatoes in Wayne County County, the safe spring window opens around March 23 and closes around April 13. Last expected frost is March 16, first fall frost November 13, giving a 242-day growing season.

When to Plant Potatoes in Wayne County, MS

Potatoes
Wayne County, Mississippi Zone 8b June

What to do in June

Your Wayne County, Mississippi garden is entering a new phase. Here's what's on the schedule for June and why each task matters now.

Avg. last frost March 16
Avg. first frost November 13
Soil temp (4") 84°F
Watering Low
Pest pressure High
Daylight 14.1 hrs
  1. Start harvesting potatoes

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

Get ahead of July
  • First harvests: potatoes

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

Wayne County, Mississippi is in USDA Zone 8b. The average last spring frost is March 16 and the first fall frost is November 13, giving you a growing season of approximately 242 days.

At an elevation of 153 feet, Wayne County receives approximately 54 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Potatoes may need afternoon shade and extra watering during peak heat. 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.

Wayne County, MS (Zone 8b) Long season
242 days
Last Spring Frost March 16
242 growing days
First Fall Frost November 13

Wayne County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.2

Drainage

Well Drained

Potatoes Planting Risk Windows

Early Start (70% safe) ✓ Fits season (87 days to spare)
Start indoors: Jan 16 Transplant: Mar 20 🍅 Harvest: May 29 – Aug 7
Recommended (50%) ✓ Fits season (88 days to spare)
Start indoors: Jan 26 Transplant: Mar 30 🍅 Harvest: Jun 8 – Aug 17
Safe Start (90%) ✓ Fits season (83 days to spare)
Start indoors: Feb 17 Transplant: Apr 21 🍅 Harvest: Jun 30 – Sep 8

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.

Soil Compatibility in Wayne County

How your county's soil matches Potatoes's growing requirements.

Soil pH

Your soil pH (5.3–6.2) is within Potatoes's preferred range (5.0–6.5).

Soil Texture

Your soil has 34% clay, which can cause forked or stunted roots for Potatoes. Use raised beds with loose, sandy mix for best results.

Organic Matter

Organic matter is moderate (2.7%). Annual compost additions will help Potatoes.

How to Plant Potatoes

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Succession Planting Potatoes

4
successive plantings in your 242-day season

Sow every 8 weeks. Last sowing by Jul 16 to harvest before frost.

Potatoes Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 162 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

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 3.9" 0" ❄️ Dormant
Feb 4.8" 0" ❄️ Dormant
Mar 4.3" 4.8" 0" ✅ Rainfall sufficient
Apr 4.3" 3.7" 0.6" 💧 Light watering
May 4.3" 4" 0.3" 💧 Light watering
Jun 4.3" 5.1" 0" ✅ Rainfall sufficient
Jul 4.3" 5.9" 0" ✅ Rainfall sufficient
Aug 4.3" 5.5" 0" ✅ Rainfall sufficient
Sep 4.3" 4.1" 0.2" 💧 Light watering
Oct 4.3" 3.8" 0.5" 💧 Light watering
Nov 4.3" 4.3" 0" ✅ Rainfall sufficient
Dec 4.2" 0" ❄️ Dormant

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

Potatoes Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Potatoes needs ~2,090 GDD — county provides 5,324 GDD Excellent fit

Potatoes Planting Timeline — Wayne County, MS

Potatoes Planting Calendar

Activity When Date Range
Start Indoors January 26 Jan 26 – Feb 9
Transplant Outdoors March 30 Mar 30 – Apr 13
Direct Sow March 23 Mar 23 – Apr 13
Harvest June 8 Jun 8 – Aug 17

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

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Start Indoors
March Transplant Outdoors Direct Sow
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

1"/week · Only during dry spells

📅 Days to Maturity

70–120 days

🧪 Soil pH

Needs 5–6.5 · Your soil: ideal

🗺️ USDA Zone

Zone 8b

📆 Growing Season

242 days in Wayne County

Growing Tips for Potatoes in Wayne County

Direct sow Potatoes outdoors after March 16 in Wayne County when soil has warmed and frost danger has passed.

With Wayne County's clay soil (34% clay), work in 3-4 inches of compost before planting Potatoes. Avoid tilling when soil is wet to prevent compaction.

With summer highs reaching 96°F in Wayne County, provide afternoon shade for Potatoes and water deeply in the morning.

Common pests for Potatoes in this region include tomato hornworm and aphids. Use row covers early in the season and inspect plants weekly.

General growing tips

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 Wayne County, MS?

Wayne County is in Zone 8b with an average last frost of March 16. Plan your Potatoes planting based on this frost date — see the calendar above for exact timing.

What planting zone is Wayne County, MS?

Wayne County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 16 and first fall frost is November 13.

When should I plant Potatoes in Wayne County, ?

In Wayne County, , plant Potatoes after the last frost (around March 16) and before the first frost (around November 13). Best results when soil holds above 50°F.

What growing zone is Wayne County, for Potatoes?

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

Can Potatoes grow in Wayne County's climate?

Yes — Potatoes grows well in Wayne County's temperate climate. Wayne County averages a 242-day frost-free season, with last frost around March 16 and first frost around November 13.

🌱

Your Wayne County Garden Planner — Free

A 22-page printable planner built for Wayne County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Wayne County, MS. Local conditions may vary. Last updated: June 2026.

Sources & credits

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