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When to plant Mint in Kearny County, KS

In Kearny County, Mint is a single-season spring crop — there's no second fall window. Plant May 3–May 17 for an 60–90-day harvest, finishing well before the October 16 first frost.

When to Plant Mint in Kearny County, KS

Mint

Mint is a vigorous perennial herb with refreshing, aromatic leaves used in teas, cocktails, and cooking. It spreads aggressively by underground runners.

Kearny County, Kansas is in USDA Zone 6a. The average last spring frost is April 26 and the first fall frost is October 16, giving you a growing season of approximately 173 days.

At an elevation of 720 feet, Kearny County receives approximately 22.9 inches of rainfall annually with predominantly loam soil. Summer highs average 91°F, providing good warmth for Mint during the growing season.

Kearny County, KS (Zone 6a) Moderate season
173 days
Last Spring Frost April 26
173 growing days
First Fall Frost October 16

Kearny County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Mint Planting Timeline — Kearny County, KS

Mint Planting Calendar

Activity When Date Range
Transplant Outdoors May 3 May 3 – May 17
Harvest July 5 Jul 5 – Sep 13

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

High — keep soil consistently moist

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

173 days in Kearny County

Growing Tips for Kearny County

Always grow mint in containers or with underground barriers to control spreading. Harvest regularly to keep plants compact. Cut plants back in late summer for a fresh fall flush.

Companion Planting

Good Companions

Avoid Planting Near

  • Parsley

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Mint in Kearny County, KS?

Kearny County is in Zone 6a with an average last frost of April 26. Plan your Mint planting based on this frost date — see the calendar above for exact timing.

What planting zone is Kearny County, KS?

Kearny County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is April 26 and first fall frost is October 16.

When should I plant Mint in Kearny County, KS?

In Kearny County, KS, plant Mint after the last frost (around April 26) and before the first frost (around October 16). Best results when soil holds above 50°F.

What growing zone is Kearny County, KS for Mint?

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

Can Mint grow in Kearny County's climate?

Yes — Mint grows well in Kearny County's temperate climate. Kearny County averages a 173-day frost-free season, with last frost around April 26 and first frost around October 16.

🌱

Your Kearny County Garden Planner — Free

A 22-page printable planner built for Kearny County (Zone 6a). 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 Kearny County, KS. Local conditions may vary. Last updated: July 2026.

Sources & credits

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