When to plant zucchini in Tennessee
Tennessee spans USDA zones 7a–8a, so the right time to plant zucchini shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 23 in Memphis to April 29 in Halls — below are local dates for 67 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Nashville-Davidson | 7b | April 1 | October 31 | April 8 – April 15 |
| Memphis | 8a | March 16 | November 16 | March 23 – March 30 |
| Knoxville | 7b | April 11 | October 28 | April 18 – April 25 |
| Chattanooga | 8a | March 24 | November 9 | March 31 – April 7 |
| Clarksville | 7b | April 3 | November 1 | April 10 – April 17 |
| Murfreesboro | 7b | April 9 | October 27 | April 16 – April 23 |
| Franklin | 7b | April 3 | October 31 | April 10 – April 17 |
| Johnson City | 7b | April 19 | October 24 | April 26 – May 3 |
Zucchini in Tennessee: FAQ
When can I plant zucchini in Tennessee?
Across Tennessee, the time to transplant zucchini spans roughly March 23 in Memphis to April 29 in Halls, each following that city's local frost dates.
Does the zucchini planting date vary across Tennessee?
Yes. Tennessee publishes 67 cities with their own frost dates, so the right zucchini 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 zucchini take to grow in Tennessee?
Zucchini takes about 45–60 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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