When to plant scorzonera in Arizona
Arizona spans USDA zones 6a–10a, so the right time to plant scorzonera shifts by weeks across the state. The window to sow seed directly outdoors runs from about December 21 in Bullhead City to May 21 in Flagstaff — below are local dates for 68 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Phoenix | 9b | January 8 | December 25 | December 25 – January 22 |
| Tucson | 9b | February 5 | December 9 | January 22 – February 19 |
| Mesa | 9b | February 1 | December 10 | January 18 – February 15 |
| Gilbert | 9b | February 1 | December 11 | January 18 – February 15 |
| Chandler | 9b | February 13 | December 5 | January 30 – February 27 |
| Glendale | 9b | January 20 | December 15 | January 6 – February 3 |
| Scottsdale | 10a | January 27 | December 21 | January 13 – February 10 |
| Peoria | 9b | February 5 | December 11 | January 22 – February 19 |
Scorzonera in Arizona: FAQ
When can I plant scorzonera in Arizona?
Across Arizona, the time to direct-sow scorzonera spans roughly December 21 in Bullhead City to May 21 in Flagstaff, each following that city's local frost dates.
Does the scorzonera planting date vary across Arizona?
Yes. Arizona publishes 68 cities with their own frost dates, so the right scorzonera 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 scorzonera take to grow in Arizona?
Scorzonera takes about 110–150 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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