GreenlyKazan: frost dates
Russia
| Last spring frost | around 26 April |
|---|---|
| First autumn frost | around 13 October |
| Frost-free days | 170 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 | 26 February | 11 May | 1 June |
| Chili Pepper | 5 March | 18 May | 8 June |
| Corn | — | 18 April | sow 9 May |
| Cucumber | 30 March | 11 May | 1 June |
| Eggplant | 2 March | 11 May | 1 June |
| Green Beans | 12 March | 18 April | 9 May |
| Melon | 20 March | 11 May | 1 June |
| Peas | — | 15 March | sow 5 April |
| Physalis | 17 March | 1 May | 22 May |
| Pumpkin | 25 March | 1 May | 22 May |
| Sweet Corn | — | 18 April | sow 9 May |
| Tomato | 5 March | 1 May | 22 May |
| Watermelon | 9 April | 11 May | 1 June |
| Zucchini | 30 March | 1 May | 22 May |
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
| Crop | Plant around |
|---|---|
| Crocus | 13 September |
| Daffodil | 13 September |
| Garlic | 13 September |
| Hyacinth | 13 September |
| Lily | 13 September |
| Tulip | 13 September |
A month before the first autumn frost, so the roots grow before winter.