When to plant tulips in Italy: 11 August – end of December
Tulip in Italy: plant from 11 August to the end of December; the window opens earliest in Aosta and closes latest in Milan (26 cities).
From a month before the first autumn frost, so the roots grow before winter, to the late-planting limit on each crop’s page (about two weeks before the ground freezes, by ten years of weather).
Planting window by climate zone
| Zone | Cities | Window |
|---|---|---|
| 270 frost-free days or more | Rome, Milan, Palermo, Venice, Reggio Calabria, Ancona, Lecce, Foggia, Salerno, Pescara | 31 October – end of December |
| 210–269 frost-free days | Turin, Genoa, Bologna, Florence, Verona, Padua, Trieste, Modena, Perugia, Bolzano, Bergamo, Trento, Vicenza, Pisa, Piacenza, Novara, Arezzo, Udine, Treviso, Como, Cosenza, Potenza | 11 October – end of December |
| 150–209 frost-free days | L'Aquila | 13 October – end of December |
| Short season: under 150 frost-free days | Aosta | 11 August – 22 October |
Tulip: the window in each city
| City | Window | Zone |
|---|---|---|
| Aosta | 11 August – 22 October | Short season: under 150 frost-free days |
| Trento | 11 October – end of December | 210–269 frost-free days |
| L'Aquila | 13 October – end of December | 150–209 frost-free days |
| Bolzano | 17 October – end of December | 210–269 frost-free days |
| Bergamo | 19 October – end of December | 210–269 frost-free days |
| Pisa | 19 October – end of December | 210–269 frost-free days |
| Turin | 21 October – end of December | 210–269 frost-free days |
| Arezzo | 22 October – end of December | 210–269 frost-free days |
| Novara | 23 October – end of December | 210–269 frost-free days |
| Udine | 23 October – end of December | 210–269 frost-free days |
| Como | 24 October – end of December | 210–269 frost-free days |
| Treviso | 24 October – end of December | 210–269 frost-free days |
| Vicenza | 25 October – end of December | 210–269 frost-free days |
| Perugia | 26 October – end of December | 210–269 frost-free days |
| Potenza | 26 October – end of December | 210–269 frost-free days |
| Genoa | 27 October – end of December | 210–269 frost-free days |
| Florence | by 28 October | 210–269 frost-free days |
| Lecce | by 28 October | 270 frost-free days or more |
| Verona | 28 October – end of December | 210–269 frost-free days |
| Padua | 29 October – end of December | 210–269 frost-free days |
| Trieste | 29 October – end of December | 210–269 frost-free days |
| Bologna | 30 October – end of December | 210–269 frost-free days |
| Cosenza | 31 October – end of December | 210–269 frost-free days |
| Milan | 31 October – end of December | 270 frost-free days or more |
| Modena | 31 October – end of December | 210–269 frost-free days |
| Piacenza | 1 November – end of December | 210–269 frost-free days |
| Venice | 6 November – end of December | 270 frost-free days or more |
| Pescara | by 10 November | 270 frost-free days or more |
| Rome | by 10 November | 270 frost-free days or more |
| Ancona | by 11 November | 270 frost-free days or more |
| Salerno | by 11 November | 270 frost-free days or more |
| Reggio Calabria | by 19 November | 270 frost-free days or more |
| Foggia | by 20 November | 270 frost-free days or more |
| Palermo | 23 November – end of December | 270 frost-free days or more |