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When to plant Radish in Schoolcraft County, MI

Plant Radish in Schoolcraft County from April 30 to May 21 in spring. Schoolcraft County sits in USDA Zone 5a, with last frost around May 14 and first frost on October 12. A second sowing from August 3 to August 17 extends the harvest into fall.

When to Plant Radish in Schoolcraft County, MI

Radishes are one of the fastest-growing vegetables, with some varieties ready in under a month. They come in round, elongated, and large winter types.

Schoolcraft County, Michigan is in USDA Zone 5a. The average last spring frost is May 14 and the first fall frost is October 12, giving you a growing season of approximately 151 days.

At an elevation of 1,121 feet, Schoolcraft County receives approximately 37.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 82°F, so choose short-season varieties of Radish to ensure they mature before fall.

Schoolcraft County, MI (Zone 5a) Moderate season
151 days
Last Spring Frost May 14
151 growing days
First Fall Frost October 12

Schoolcraft County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Radish Planting Timeline — Schoolcraft County, MI

Radish Planting Calendar

Activity When Date Range
Direct Sow April 30 Apr 30 – May 21
Harvest May 28 May 28 – Jun 18
Fall Sowing August 3 Aug 3 – Aug 17

Plant 0.5" deep · 2" apart · Rows 6" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Direct Sow Harvest
June Harvest
July
August Fall Sowing
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

22–35 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5a

📆 Growing Season

151 days in Schoolcraft County

Growing Tips for Schoolcraft County

Direct sow every 1-2 weeks for continuous harvest. Do not transplant. Harvest spring radishes promptly to prevent them from becoming pithy and hot.

Companion Planting

Good Companions

Avoid Planting Near

  • Hyssop

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Radish in Schoolcraft County, MI?

Schoolcraft County is in Zone 5a with an average last frost of May 14. Plan your Radish planting based on this frost date — see the calendar above for exact timing.

What planting zone is Schoolcraft County, MI?

Schoolcraft County, Michigan is in USDA Hardiness Zone 5a. The average last spring frost is May 14 and first fall frost is October 12.

When should I plant Radish in Schoolcraft County, MI?

In Schoolcraft County, MI, plant Radish after the last frost (around May 14) and before the first frost (around October 12). Best results when soil holds above 50°F.

What growing zone is Schoolcraft County, MI for Radish?

Schoolcraft County sits in USDA Zone 5a. Radish grows reliably in zones 2a through 11b, so it's a good fit here.

Can Radish grow in Schoolcraft County's climate?

Yes — Radish grows well in Schoolcraft County's temperate climate. Schoolcraft County averages a 151-day frost-free season, with last frost around May 14 and first frost around October 12.

🌱

Your Schoolcraft County Garden Planner — Free

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

Sources & credits

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