When to plant lima bean in Michigan
Michigan spans USDA zones 4b–6b, so the right time to plant lima bean shifts by weeks across the state. The window to sow seed directly outdoors runs from about April 26 in Port Huron to May 26 in Cadillac — below are local dates for 101 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Detroit | 6b | April 27 | October 25 | May 4 – May 25 |
| Grand Rapids | 6a | May 6 | October 10 | May 13 – June 3 |
| Warren | 6b | April 21 | October 31 | April 28 – May 19 |
| Sterling Heights | 6b | April 30 | October 24 | May 7 – May 28 |
| Ann Arbor | 6a | May 5 | October 10 | May 12 – June 2 |
| Lansing | 6a | May 1 | October 13 | May 8 – May 29 |
| Dearborn | 6b | May 1 | October 15 | May 8 – May 29 |
| Livonia | 6b | May 1 | October 17 | May 8 – May 29 |
Lima Bean in Michigan: FAQ
When can I plant lima bean in Michigan?
Across Michigan, the time to direct-sow lima bean spans roughly April 26 in Port Huron to May 26 in Cadillac, each following that city's local frost dates.
Does the lima bean planting date vary across Michigan?
Yes. Michigan publishes 101 cities with their own frost dates, so the right lima bean planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does lima bean take to grow in Michigan?
Lima Bean takes about 65–90 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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