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When to plant Shiso in Gogebic County, MI

Gogebic County sits in cold Zone 4b. Plant Shiso May 29–June 19 for the single annual harvest; the September 25 first frost closes the window.

When to Plant Shiso in Gogebic County, MI

Shiso (perilla) is a fragrant Japanese herb with large, ruffled leaves in green or purple varieties. It has a unique flavor combining mint, basil, and anise.

Gogebic County, Michigan is in USDA Zone 4b. The average last spring frost is May 22 and the first fall frost is September 25, giving you a growing season of approximately 126 days.

At an elevation of 695 feet, Gogebic County receives approximately 33.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Shiso to ensure they mature before fall.

Gogebic County, MI (Zone 4b) Short season
126 days
Last Spring Frost May 22
126 growing days
First Fall Frost September 25

Gogebic County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Shiso Planting Timeline — Gogebic County, MI

Shiso Planting Calendar

Activity When Date Range
Start Indoors March 27 Mar 27 – Apr 10
Transplant Outdoors June 12 Jun 12 – Jun 26
Direct Sow May 29 May 29 – Jun 19
Harvest August 7 Aug 7 – Oct 2

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 5.5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 4b

📆 Growing Season

126 days in Gogebic County

Growing Tips for Gogebic County

Direct sow after last frost or start indoors. Both green and red varieties are available. Pinch tips to encourage bushiness. Self-sows prolifically; deadhead to control.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Shiso in Gogebic County, MI?

Gogebic County is in Zone 4b with an average last frost of May 22. Plan your Shiso planting based on this frost date — see the calendar above for exact timing.

What planting zone is Gogebic County, MI?

Gogebic County, Michigan is in USDA Hardiness Zone 4b. The average last spring frost is May 22 and first fall frost is September 25.

When should I plant Shiso in Gogebic County, MI?

In Gogebic County, MI, plant Shiso after the last frost (around May 22) and before the first frost (around September 25). Best results when soil holds above 50°F.

What growing zone is Gogebic County, MI for Shiso?

Gogebic County sits in USDA Zone 4b. Shiso grows reliably in zones 3a through 11b, so it's a good fit here.

Can Shiso grow in Gogebic County's climate?

Yes — Shiso grows well in Gogebic County's temperate climate. Gogebic County averages a 126-day frost-free season, with last frost around May 22 and first frost around September 25.

🌱

Your Gogebic County Garden Planner — Free

A 22-page printable planner built for Gogebic County (Zone 4b). 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 Gogebic County, MI. Local conditions may vary. Last updated: June 2026.

Sources & credits

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