When to plant tomatoes in Italy: 5 April – 2 September
Tomato in Italy: plant out into open ground from 5 April to 2 September; the window opens earliest in Foggia and closes latest in Palermo (40 cities).
Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.
Planting window by climate zone
| Zone | Cities | Window |
|---|---|---|
| 270 frost-free days or more | Rome, Milan, Palermo, Venice, Reggio Calabria, Ancona, Lecce, Rimini, Foggia, Salerno, Pescara, Ravenna, Mantua | 5 April – 2 September |
| 210–269 frost-free days | Turin, Genoa, Bologna, Florence, Verona, Padua, Trieste, Brescia, Parma, Modena, Perugia, Bolzano, Ferrara, Bergamo, Trento, Vicenza, Pisa, Piacenza, Novara, Arezzo, Udine, Treviso, Como, Cosenza, Potenza, Siena | 14 April – 11 August |
| 150–209 frost-free days | L'Aquila | 10 June – 23 July |
| Short season: under 150 frost-free days | Aosta | from 4 July |
| Frost without a regular season | Bari, Catania, Messina, Taranto, Livorno | from 19 April |
Tomato: the window in each city
| City | Window | Zone |
|---|---|---|
| Catania | from 25 March | Frost without a regular season |
| Foggia | 5 April – 30 August | 270 frost-free days or more |
| Taranto | from 7 April | Frost without a regular season |
| Ferrara | 14 April – 8 August | 210–269 frost-free days |
| Lecce | 14 April – 7 August | 270 frost-free days or more |
| Rome | 14 April – 20 August | 270 frost-free days or more |
| Milan | 15 April – 10 August | 270 frost-free days or more |
| Turin | 16 April – 31 July | 210–269 frost-free days |
| Piacenza | 17 April – 11 August | 210–269 frost-free days |
| Bologna | 18 April – 9 August | 210–269 frost-free days |
| Novara | 18 April – 2 August | 210–269 frost-free days |
| Bari | from 19 April | Frost without a regular season |
| Mantua | 19 April – 8 August | 270 frost-free days or more |
| Modena | 19 April – 10 August | 210–269 frost-free days |
| Ancona | 20 April – 21 August | 270 frost-free days or more |
| Livorno | from 20 April | Frost without a regular season |
| Padua | 20 April – 8 August | 210–269 frost-free days |
| Pescara | 20 April – 20 August | 270 frost-free days or more |
| Venice | 20 April – 16 August | 270 frost-free days or more |
| Parma | 22 April – 9 August | 210–269 frost-free days |
| Siena | 22 April – 7 August | 210–269 frost-free days |
| Brescia | 23 April – 8 August | 210–269 frost-free days |
| Ravenna | 23 April – 22 August | 270 frost-free days or more |
| Messina | from 25 April | Frost without a regular season |
| Rimini | 25 April – 22 August | 270 frost-free days or more |
| Treviso | 27 April – 3 August | 210–269 frost-free days |
| Udine | 29 April – 2 August | 210–269 frost-free days |
| Como | 30 April – 3 August | 210–269 frost-free days |
| Vicenza | 30 April – 4 August | 210–269 frost-free days |
| Bolzano | 2 May – 27 July | 210–269 frost-free days |
| Florence | 3 May – 7 August | 210–269 frost-free days |
| Reggio Calabria | 3 May – 29 August | 270 frost-free days or more |
| Verona | 3 May – 7 August | 210–269 frost-free days |
| Perugia | 9 May – 5 August | 210–269 frost-free days |
| Bergamo | 11 May – 29 July | 210–269 frost-free days |
| Cosenza | 13 May – 10 August | 210–269 frost-free days |
| Palermo | 13 May – 2 September | 270 frost-free days or more |
| Trieste | 18 May – 8 August | 210–269 frost-free days |
| Salerno | 21 May – 21 August | 270 frost-free days or more |
| Arezzo | 23 May – 1 August | 210–269 frost-free days |
| Potenza | 29 May – 5 August | 210–269 frost-free days |
| Genoa | 30 May – 6 August | 210–269 frost-free days |
| Pisa | 30 May – 29 July | 210–269 frost-free days |
| Trento | 1 June – 21 July | 210–269 frost-free days |
| L'Aquila | 10 June – 23 July | 150–209 frost-free days |
| Aosta | from 4 July | Short season: under 150 frost-free days |