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When to plant Potatoes in Dickinson County, KS

Potatoes planted in Dickinson County between April 22 and May 13 matures in 70–120 days — well before the October 22 first frost.

When to Plant Potatoes in Dickinson County, KS

Potatoes

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

Dickinson County, Kansas is in USDA Zone 6b. The average last spring frost is April 15 and the first fall frost is October 22, giving you a growing season of approximately 190 days.

At an elevation of 754 feet, Dickinson County receives approximately 21.2 inches of rainfall annually with predominantly loam soil. Summer highs average 86°F, providing good warmth for Potatoes during the growing season.

Dickinson County, KS (Zone 6b) Moderate season
190 days
Last Spring Frost April 15
190 growing days
First Fall Frost October 22

Dickinson County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.6

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 Dickinson County's 190-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 0.6" 0" ❄️ Dormant
Feb 0.8" 0" ❄️ Dormant
Mar 1.4" 0" ❄️ Dormant
Apr 4.3" 2.4" 1.9" 💧 Light watering
May 4.3" 2.9" 1.4" 💧 Light watering
Jun 4.3" 3.1" 1.2" 💧 Light watering
Jul 4.3" 2.6" 1.7" 💧 Light watering
Aug 4.3" 2.8" 1.5" 💧 Light watering
Sep 4.3" 2.1" 2.2" 🚿 Regular watering
Oct 4.3" 1.4" 2.9" 🚿 Regular watering
Nov 0.7" 0" ❄️ Dormant
Dec 0.6" 0" ❄️ Dormant

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

Potatoes Planting Timeline — Dickinson County, KS

Potatoes Planting Calendar

Activity When Date Range
Start Indoors February 18 Feb 18 – Mar 4
Transplant Outdoors April 29 Apr 29 – May 13
Direct Sow April 22 Apr 22 – May 13
Harvest July 8 Jul 8 – Sep 16

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

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Start Indoors
April Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Harvest
August Harvest
September Harvest
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 6b

📆 Growing Season

190 days in Dickinson County

Growing Tips for Dickinson 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 Dickinson County, KS?

Dickinson County is in Zone 6b with an average last frost of April 15. Plan your Potatoes planting based on this frost date — see the calendar above for exact timing.

What planting zone is Dickinson County, KS?

Dickinson County, Kansas is in USDA Hardiness Zone 6b. The average last spring frost is April 15 and first fall frost is October 22.

When should I plant Potatoes in Dickinson County, KS?

In Dickinson County, KS, plant Potatoes after the last frost (around April 15) and before the first frost (around October 22). Best results when soil holds above 50°F.

What growing zone is Dickinson County, KS for Potatoes?

Dickinson County sits in USDA Zone 6b. Potatoes grows reliably in zones 3a through 10b, so it's a good fit here.

Can Potatoes grow in Dickinson County's climate?

Yes — Potatoes grows well in Dickinson County's temperate climate. Dickinson County averages a 190-day frost-free season, with last frost around April 15 and first frost around October 22.

🌱

Your Dickinson County Garden Planner — Free

A 22-page printable planner built for Dickinson County (Zone 6b). 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 Dickinson County, KS. 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.