GreenlyMendoza: frost dates
Argentina
| Last spring frost | around 10 August |
|---|---|
| First autumn frost | around 17 June |
| Frost-free days | 311 days |
Median of 2016–2025 for the 25 km grid cell of the city: the last day at or below 0 °C in spring and the first in autumn (ERA5 reanalysis via Open-Meteo). In a cold year a frost can come a week or two later — Greenly warns 48 hours ahead.
When to sow and plant
| Crop | Sow for seedlings | Plant out in a greenhouse | Open ground |
|---|---|---|---|
| Bell Pepper | 16 June | 29 August | 19 September |
| Chili Pepper | 23 June | 5 September | 26 September |
| Corn | — | 27 July | sow 17 August |
| Cucumber | 18 July | 29 August | 19 September |
| Eggplant | 20 June | 29 August | 19 September |
| Green Beans | 20 June | 27 July | 17 August |
| Melon | 8 July | 29 August | 19 September |
| Peas | — | 29 June | sow 20 July |
| Physalis | 5 July | 19 August | 9 September |
| Pumpkin | 13 July | 19 August | 9 September |
| Sweet Corn | — | 27 July | sow 17 August |
| Tomato | 23 June | 19 August | 9 September |
| Watermelon | 28 July | 29 August | 19 September |
| Zucchini | 18 July | 19 August | 9 September |
Planting out: a week after the last frost once the soil is warm enough for the crop; frost-hardy crops three weeks before it; an unheated greenhouse three weeks earlier. Seedlings are sown so they are ready on that day.
Planted in autumn
A month before the first autumn frost, so the roots grow before winter.