When to Plant Carrots in Michigan
Patience is the secret ingredient. Carrots are slow to germinate but deliver sweet, crunchy rewards.
The Short Answer
Michigan Frost Dates
Your planting dates depend on which part of Michigan you're in. Here are the frost date ranges by region:
| Region | Zones | Last Frost (Spring) | First Frost (Fall) |
|---|---|---|---|
| Upper Peninsula | 4a, 4b, 5a | May 15 - Jun 5 | Sep 10 - Sep 25 |
| Northern Lower Michigan | 5a, 5b | May 10 - May 25 | Sep 20 - Oct 5 |
| Southern Michigan | 5b, 6a, 6b | Apr 25 - May 10 | Oct 1 - Oct 15 |
Carrots Planting Schedule for Michigan
Upper Peninsula (Zones 4a, 4b, 5a)
Average last frost: May 15 - Jun 5 · Average first frost: Sep 10 - Sep 25
Northern Lower Michigan (Zones 5a, 5b)
Average last frost: May 10 - May 25 · Average first frost: Sep 20 - Oct 5
Southern Michigan (Zones 5b, 6a, 6b)
Average last frost: Apr 25 - May 10 · Average first frost: Oct 1 - Oct 15
Growing Carrots in Michigan
State-Specific Growing Tips
Direct sow from mid-April (southern MI) to early May (northern MI). Michigan's sandy western soils are carrot heaven — loose, deep, well-drained. Southeast Michigan's clay needs raised beds. Succession plant every 3 weeks through mid-July for continuous harvest. Fall carrots from a July sowing can be left in the ground under heavy mulch and harvested through winter — the soil temperature keeps them fresh while the cold keeps them sweet.
Recommended Varieties for Michigan
Nantes and Bolero for Michigan's sandy soils. Scarlet Nantes is an MSU favorite. For clay areas: Danvers and Chantenay. Baby carrots for containers. Fall storage: Bolero holds quality in the ground for months.
Common Challenges in Michigan
Carrot rust fly — use row cover. Slow germination means weed competition. In the UP, the short season limits fall carrot size — plant early for full-size roots.
Growing Tips
Loose, sandy soil is ideal. Rocky or clay soil causes forked roots. Keep soil consistently moist until seeds germinate.
Companion Planting
Plant carrots alongside these companions for better growth:
Keep carrots away from:
The Bottom Line
Last reviewed: March 29, 2026