When to plant shungiku (edible chrysanthemum) in Idaho
Idaho spans USDA zones 5a–7a, so the right time to plant shungiku (edible chrysanthemum) shifts by weeks across the state. The window to sow seed directly outdoors runs from about March 16 in Lewiston to April 26 in Garden City — below are local dates for 25 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Boise City | 7a | April 24 | October 21 | April 3 – May 8 |
| Meridian | 7a | April 24 | October 21 | April 3 – May 8 |
| Nampa | 7a | April 29 | October 13 | April 8 – May 13 |
| Idaho Falls | 5b | May 9 | October 1 | April 18 – May 23 |
| Caldwell | 7a | April 29 | October 13 | April 8 – May 13 |
| Pocatello | 6a | May 2 | October 11 | April 11 – May 16 |
| Coeur d'Alene | 6b | April 22 | October 18 | April 1 – May 6 |
| Twin Falls | 7a | April 30 | October 9 | April 9 – May 14 |
Shungiku (Edible Chrysanthemum) in Idaho: FAQ
When can I plant shungiku (edible chrysanthemum) in Idaho?
Across Idaho, the time to direct-sow shungiku (edible chrysanthemum) spans roughly March 16 in Lewiston to April 26 in Garden City, each following that city's local frost dates.
Does the shungiku (edible chrysanthemum) planting date vary across Idaho?
Yes. Idaho publishes 25 cities with their own frost dates, so the right shungiku (edible chrysanthemum) 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 shungiku (edible chrysanthemum) take to grow in Idaho?
Shungiku (Edible Chrysanthemum) takes about 30–45 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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