When to plant fenugreek in Montana
Montana spans USDA zones 4b–5b, so the right time to plant fenugreek shifts by weeks across the state. The window to sow seed directly outdoors runs from about May 4 in Billings to June 13 in Butte-Silver Bow — below are local dates for 8 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Billings | 5a | May 4 | October 7 | May 4 – May 18 |
| Missoula | 5b | May 10 | October 1 | May 10 – May 24 |
| Great Falls | 4b | May 6 | October 1 | May 6 – May 20 |
| Bozeman | 5a | May 26 | September 22 | May 26 – June 9 |
| Butte-Silver Bow | 5a | June 13 | September 5 | June 13 – June 27 |
| Helena | 5a | May 9 | September 30 | May 9 – May 23 |
| Kalispell | 5b | May 31 | September 10 | May 31 – June 14 |
| Belgrade | 5a | May 26 | September 16 | May 26 – June 9 |
Fenugreek in Montana: FAQ
When can I plant fenugreek in Montana?
Across Montana, the time to direct-sow fenugreek spans roughly May 4 in Billings to June 13 in Butte-Silver Bow, each following that city's local frost dates.
Does the fenugreek planting date vary across Montana?
Yes. Montana publishes 8 cities with their own frost dates, so the right fenugreek 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 fenugreek take to grow in Montana?
Fenugreek takes about 30–40 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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