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When to plant Catnip in Genesee County, MI

Genesee County's short 172-day growing season means one Catnip planting between May 5 and May 19. No fall crop in Zone 6a.

When to Plant Catnip in Genesee County, MI

Catnip is a hardy perennial herb in the mint family known for its effect on cats. It also makes a calming tea and is a useful companion plant that repels some pests.

Genesee County, Michigan is in USDA Zone 6a. The average last spring frost is April 28 and the first fall frost is October 17, giving you a growing season of approximately 172 days.

At an elevation of 1,023 feet, Genesee County receives approximately 39.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Catnip to ensure they mature before fall.

Genesee County, MI (Zone 6a) Moderate season
172 days
Last Spring Frost April 28
172 growing days
First Fall Frost October 17

Genesee County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Catnip Planting Timeline — Genesee County, MI

Catnip Planting Calendar

Activity When Date Range
Transplant Outdoors May 5 May 5 – May 19
Harvest July 7 Jul 7 – Sep 8

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

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

60–80 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

172 days in Genesee County

Growing Tips for Genesee County

Direct sow or start indoors. Catnip is very easy to grow and can become invasive. Harvest leaves before flowering for tea. Protect young plants from cats.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Catnip in Genesee County, MI?

Genesee County is in Zone 6a with an average last frost of April 28. Plan your Catnip planting based on this frost date — see the calendar above for exact timing.

What planting zone is Genesee County, MI?

Genesee County, Michigan is in USDA Hardiness Zone 6a. The average last spring frost is April 28 and first fall frost is October 17.

When should I plant Catnip in Genesee County, MI?

In Genesee County, MI, plant Catnip after the last frost (around April 28) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Genesee County, MI for Catnip?

Genesee County sits in USDA Zone 6a. Catnip grows reliably in zones 3a through 9b, so it's a good fit here.

Can Catnip grow in Genesee County's climate?

Yes — Catnip grows well in Genesee County's temperate climate. Genesee County averages a 172-day frost-free season, with last frost around April 28 and first frost around October 17.

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Your Genesee County Garden Planner — Free

A 22-page printable planner built for Genesee 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 Genesee County, MI. Local conditions may vary. Last updated: June 2026.

Sources & credits

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