GreenlyStockholm: frost dates
Sweden
In Stockholm the last spring frost usually comes around 5 May and the first autumn frost around 28 October, which leaves about 176 frost-free days (median of 2016–2025). Tomato seedlings can go into open ground around 7 June.
| Last spring frost | around 5 May |
|---|---|
| First autumn frost | around 28 October |
| Frost-free days | 176 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 |
|---|---|---|---|
| Achocha | 14 March | 23 April | 14 May |
| Arugula | — | 24 March | sow 14 April |
| Basil | 22 April | 30 May | 20 June |
| Beet | — | 24 March | sow 14 April |
| Bell Pepper | 17 March | 30 May | 20 June |
| Black-eyed Susan | 13 March | — | 14 May |
| Bok Choy | 19 March | 23 April | 14 May |
| Broad bean | — | 24 March | sow 14 April |
| Broccoli | — | 24 March | sow 14 April |
| Brussels Sprouts | 7 February | 24 March | 14 April |
| Cabbage | — | 24 March | sow 14 April |
| Calendula | — | 24 March | sow 14 April |
| Carrot | — | — | sow 14 April |
| Cauliflower | 10 February | 24 March | 14 April |
| Celeriac | 5 February | 23 April | 14 May |
| Celery | 5 February | 23 April | 14 May |
| Celosia | 3 April | 18 May | 8 June |
| Chamomile | — | 24 March | sow 14 April |
| Chayote | 31 January | 29 April | 20 May |
| Chickpea | — | — | sow 14 April |
| Chili Pepper | 4 April | 17 June | 8 July |
| China aster | 8 April | 30 May | 20 June |
| Chives | — | — | sow 14 April |
| Cilantro | — | 24 March | sow 14 April |
| Corn | — | 29 April | sow 20 May |
| Cosmos | 3 April | 18 May | 8 June |
| Cucumber | 18 April | 30 May | 20 June |
| Daikon | — | 24 March | sow 14 April |
| Delphinium | 14 February | — | 14 April |
| Dill | — | 24 March | sow 14 April |
| Eggplant | 21 March | 30 May | 20 June |
| Florence fennel | 9 March | 23 April | 14 May |
| Garden sorrel | — | 24 March | sow 14 April |
| Green Beans | 23 March | 29 April | 20 May |
| Hyssop | — | — | sow 14 April |
| Kale | — | 24 March | sow 14 April |
| Kiwano | 15 April | 17 May | 7 June |
| Kohlrabi | — | 24 March | sow 14 April |
| Leek | 13 January | 24 March | 14 April |
| Lemon balm | — | 24 March | sow 14 April |
| Lettuce | — | 24 March | sow 14 April |
| Lisianthus | 27 December | 24 March | 14 April |
| Lovage | — | — | sow 14 April |
| Luffa | 18 April | 30 May | 20 June |
| Marigold | 12 March | 23 April | 14 May |
| Melon | 8 April | 30 May | 20 June |
| Microgreens | — | 18 May | sow 8 June |
| Moringa | 23 April | 17 June | 8 July |
| Mustard greens | — | 24 March | sow 14 April |
| Napa cabbage | 21 March | 23 April | 14 May |
| Nasturtium | 16 March | 23 April | 14 May |
| Okra | 18 April | 30 May | 20 June |
| Oregano | 23 January | 24 March | 14 April |
| Pansy | 27 January | 24 March | 14 April |
| Parsley | — | 24 March | sow 14 April |
| Parsnip | — | — | sow 14 April |
| Peanut | 23 April | 30 May | 20 June |
| Peas | — | 24 March | sow 14 April |
| Petunia | 28 March | 30 May | 20 June |
| Physalis | 2 April | 17 May | 7 June |
| Pumpkin | 10 April | 17 May | 7 June |
| Purple coneflower | 11 February | — | 14 April |
| Radish | — | — | sow 14 April |
| Sage | 3 February | 24 March | 14 April |
| Snapdragon | 18 January | 24 March | 14 April |
| Spinach | — | 24 March | sow 14 April |
| Stevia | 29 March | 17 May | 7 June |
| Stock | — | 24 March | sow 14 April |
| Sunflower | — | 18 May | sow 8 June |
| Sweet Corn | — | 29 April | sow 20 May |
| Sweet pea | 10 February | 24 March | 14 April |
| Sweet William | — | — | sow 14 April |
| Swiss Chard | — | 24 March | sow 14 April |
| Thyme | — | 24 March | sow 14 April |
| Tomato | 21 March | 17 May | 7 June |
| Turnip | — | 24 March | sow 14 April |
| Watercress | — | 24 March | sow 14 April |
| Watermelon | 28 April | 30 May | 20 June |
| Zinnia | 13 May | 17 June | 8 July |
| Zucchini | 15 April | 17 May | 7 June |
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.
Stockholm: weather for the next 7 days
Forecast by Open-Meteo. Nights at or below 0 °C are marked as frost.
Planted in autumn
| Crop | Plant around |
|---|---|
| Bearded Iris | 28 September |
| Crocus | 28 September |
| Daffodil | 28 September |
| Garlic | 28 September |
| Hyacinth | 28 September |
| Lily | 28 September |
| Peony | 28 September |
| Saffron | 28 September |
| Tulip | 28 September |
| Wild garlic | 28 September |
A month before the first autumn frost, so the roots grow before winter.