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When to plant Mint in Mecosta County, MI

Mecosta County sits in cold Zone 5b. Plant Mint May 11–May 25 for the single annual harvest; the October 10 first frost closes the window.

When to Plant Mint in Mecosta County, MI

Mint

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

Mecosta County, Michigan is in USDA Zone 5b. The average last spring frost is May 4 and the first fall frost is October 10, giving you a growing season of approximately 159 days.

At an elevation of 885 feet, Mecosta County receives approximately 39.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Mint to ensure they mature before fall.

Mecosta County, MI (Zone 5b) Moderate season
159 days
Last Spring Frost May 4
159 growing days
First Fall Frost October 10

Mecosta County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Mint Planting Timeline — Mecosta County, MI

Mint Planting Calendar

Activity When Date Range
Transplant Outdoors May 11 May 11 – May 25
Harvest July 13 Jul 13 – Sep 21

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 5b

📆 Growing Season

159 days in Mecosta County

Growing Tips for Mecosta 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 Mecosta County, MI?

Mecosta County is in Zone 5b with an average last frost of May 4. Plan your Mint planting based on this frost date — see the calendar above for exact timing.

What planting zone is Mecosta County, MI?

Mecosta County, Michigan is in USDA Hardiness Zone 5b. The average last spring frost is May 4 and first fall frost is October 10.

When should I plant Mint in Mecosta County, MI?

In Mecosta County, MI, plant Mint after the last frost (around May 4) and before the first frost (around October 10). Best results when soil holds above 50°F.

What growing zone is Mecosta County, MI for Mint?

Mecosta County sits in USDA Zone 5b. Mint grows reliably in zones 3a through 10b, so it's a good fit here.

Can Mint grow in Mecosta County's climate?

Yes — Mint grows well in Mecosta County's temperate climate. Mecosta County averages a 159-day frost-free season, with last frost around May 4 and first frost around October 10.

🌱

Your Mecosta County Garden Planner — Free

A 22-page printable planner built for Mecosta County (Zone 5b). 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 Mecosta County, MI. Local conditions may vary. Last updated: June 2026.

Sources & credits

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