When to plant Daikon in Iron County, MI
For Daikon in Iron County, the safe spring window opens around May 19 and closes around June 9. Last expected frost is May 26, first fall frost September 21, giving a 118-day growing season. A second sowing from June 29 to July 13 extends the harvest into fall.
When to Plant Daikon in Iron County, MI
Daikon is a large, mild Japanese radish that can grow over a foot long. It is excellent for pickling, stir-fries, and as a soil-breaking cover crop.
Iron County, Michigan is in USDA Zone 4a. The average last spring frost is May 26 and the first fall frost is September 21, giving you a growing season of approximately 118 days.
At an elevation of 531 feet, Iron County receives approximately 42 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Daikon to ensure they mature before fall.
Iron County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Daikon Planting Timeline — Iron County, MI
Daikon Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | May 19 | May 19 – Jun 9 |
| Harvest | July 14 | Jul 14 – Aug 11 |
| Fall Sowing | June 29 | Jun 29 – Jul 13 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Direct Sow |
| June | Direct Sow Fall Sowing |
| July | Fall Sowing Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
50–70 days
🧪 Soil pH
Needs 5.8–7 · Your soil: N/A
🗺️ USDA Zone
Zone 4a
📆 Growing Season
118 days in Iron County
Growing Tips for Iron County
Direct sow in late summer for fall harvest. Loosen soil deeply before planting. Thin seedlings to 6 inches apart. Harvest before hard freeze as exposed shoulders may crack.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Daikon in Other Locations
Frequently Asked Questions
When should I plant Daikon in Iron County, MI?
Iron County is in Zone 4a with an average last frost of May 26. Plan your Daikon planting based on this frost date — see the calendar above for exact timing.
What planting zone is Iron County, MI?
Iron County, Michigan is in USDA Hardiness Zone 4a. The average last spring frost is May 26 and first fall frost is September 21.
When should I plant Daikon in Iron County, MI?
In Iron County, MI, plant Daikon after the last frost (around May 26) and before the first frost (around September 21). Best results when soil holds above 50°F.
What growing zone is Iron County, MI for Daikon?
Iron County sits in USDA Zone 4a. Daikon grows reliably in zones 2a through 11b, so it's a good fit here.
Can Daikon grow in Iron County's climate?
Yes — Daikon grows well in Iron County's temperate climate. Iron County averages a 118-day frost-free season, with last frost around May 26 and first frost around September 21.
Your Iron County Garden Planner — Free
A 22-page printable planner built for Iron County (Zone 4a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.