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-9.1°
Severe frost tonight at 05:00. Frost temperatures between 01:00 – tomorrow 23:00. Bring in or cover sensitive plants
-5.7°
Last 24h: Moderate frost recorded yesterday at 23:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 17 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 90 days 17 Jun – 15 Sep
Probability that frost is over

75% = Half of years are frost-free by this date. More about frost & season →

Custom date
Note: This location has a shorter growing season. Plants marked with Fleece, Greenhouse or Season too short need extra protection or are difficult to grow here.

Vegetables

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Season too short
4 – 18 May
5-7 wk
22 Jun
1 wk after
8 Jun
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
23 May – 6 Jun
4-6 wk
4 Jul
3 wk after
13 Jun
Vid frost
Chili pepper
Capsicum annuum
Season too short
28 Apr – 26 May
8-12 wk
21 Jul
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
5 – 19 Apr
5-7 wk
24 May
2 wk before
9 Jun
Vid frost
Cucumber
Cucumis sativus
Season too short
23 – 30 Jun
3-4 wk
21 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
Season too short
16 – 23 Jun
4-5 wk
21 Jul
5 wk after
30 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
2 – 9 Jul
3-4 wk
30 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
25 Mar – 22 Apr
8-12 wk
17 Jun
Vid frost
30 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
17 Jun
Sweetcorn
Zea mays
Season too short
21 – 28 Jun
3-4 wk
19 Jul
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
Greenhouse
25 May – 1 Jun
3-4 wk
22 Jun
1 wk after
17 Jun
Carrot
Daucus carota subsp. sativus var. sativus
9 Jun
Vid frost
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
5 – 19 Apr
5-7 wk
24 May
2 wk before
9 Jun
Vid frost
Potato
Solanum tuberosum
Season too short
3 – 17 May
4-6 wk
14 Jun
14 Jun
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
5 – 19 Apr
5-7 wk
24 May
2 wk before
13 Jun
Vid frost
Pumpkin
Cucurbita pepo
Season too short
23 – 30 Jun
3-4 wk
21 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
25 May – 1 Jun
3-4 wk
22 Jun
1 wk after
17 Jun
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
23 May – 6 Jun
4-6 wk
4 Jul
3 wk after
Lettuce
Lactuca sativa
13 – 20 May
3-4 wk
10 Jun
1 wk before
13 Jun
Vid frost
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
29 Apr – 13 May
4-6 wk
10 Jun
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
4 – 18 May
2-4 wk
1 Jun
2 wk before
1 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
8 Jun
1 wk before
Spinach
Spinacia oleracea
5 – 12 May
3-4 wk
2 Jun
1 wk before
4 Jun
Vid frost
Sweet potato
Ipomoea batatas
5 – 19 Jul
4-6 wk
16 Aug
7 wk after
Tomato
Solanum lycopersicum
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Season too short
16 – 30 Jun
2-4 wk
14 Jul
4 wk after
30 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
23 May – 6 Jun
4-6 wk
4 Jul
3 wk after
Pea
Pisum sativum
5 – 12 May
3-4 wk
2 Jun
1 wk before
13 Jun
Vid frost
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Season too short
7 – 21 Jun
4-6 wk
19 Jul
5 wk after
Lemon balm
Melissa officinalis
8 – 22 Apr
8-10 wk
17 Jun
Vid frost
12 Jul
4 wk after
Dill
Anethum graveolens
13 Jun
Vid frost
Chives
Allium schoenoprasum
29 Mar – 12 Apr
6-8 wk
24 May
2 wk before
13 Jun
Vid frost
Spearmint
Mentha spicata
10 Mar – 7 Apr
8-12 wk
2 Jun
1 wk before
12 Jul
4 wk after
Coriander
Coriandrum sativum
30 Jun
2 wk after
Sage
Salvia officinalis
Season too short
13 – 27 Apr
8-10 wk
22 Jun
1 wk after
Thyme
Thymus vulgaris
25 Apr – 9 May
8-10 wk
4 Jul
3 wk after
Oregano
Origanum vulgare
28 Apr – 12 May
6-8 wk
23 Jun
1 wk after
12 Jul
4 wk after
Parsley
Petroselinum crispum
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
13 Jun
Vid frost
Rosemary
Salvia rosmarinus
Season too short
16 Mar – 13 Apr
10-14 wk
22 Jun
1 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
30 Jun – 7 Jul
3-4 wk
28 Jul
6 wk after
Cornflower
Centaurea cyanus
2 Jun
1 wk before
13 Jun
Vid frost
Statice
Limonium sinuatum
Season too short
5 – 19 May
8-10 wk
14 Jul
4 wk after
Sweet William
Dianthus barbatus
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
25 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
19 Jul
5 wk after
Dahlia
Dahlia × pinnata
Season too short
11 – 25 May
6-8 wk
6 Jul
3 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
28 Apr – 26 May
4-8 wk
23 Jun
1 wk after
23 Jun
1 wk after
Foxglove
Digitalis purpurea
24 Mar – 7 Apr
8-10 wk
2 Jun
1 wk before
30 Jun
2 wk after
Busy lizzie
Impatiens walleriana
Season too short
28 Apr – 26 May
8-12 wk
21 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
16 – 30 Jun
4-6 wk
28 Jul
6 wk after
Chinese lantern
Physalis alkekengi
Season too short
13 – 27 Apr
8-10 wk
22 Jun
1 wk after
Love in a mist
Nigella damascena
13 Jun
Vid frost
Strawflower
Xerochrysum bracteatum
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
19 Jul
5 wk after
Tall verbena
Verbena bonariensis
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
1 wk after
Cardoon
Cynara cardunculus
Season too short
21 Apr – 19 May
8-12 wk
14 Jul
4 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
28 Apr – 26 May
8-12 wk
21 Jul
5 wk after
Globe amaranth
Gomphrena globosa
Season too short
26 May – 9 Jun
6-8 wk
21 Jul
5 wk after
Corn poppy
Papaver rhoeas
13 Jun
Vid frost
Snapdragon
Antirrhinum majus
18 Mar – 15 Apr
8-12 wk
10 Jun
1 wk before
25 Jun
1 wk after
Flossflower
Ageratum houstonianum
Season too short
12 – 26 May
8-10 wk
21 Jul
5 wk after
Sweet pea
Lathyrus odoratus
7 – 28 Apr
5-8 wk
2 Jun
1 wk before
Stock
Matthiola incana
15 – 29 Apr
6-8 wk
10 Jun
1 wk before
30 Jun
2 wk after
Wormwood
Artemisia absinthium
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
30 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
9 – 23 Jun
4-6 wk
21 Jul
5 wk after
Pansy
Viola × wittrockiana
15 – 29 Mar
8-10 wk
24 May
2 wk before
25 Jun
1 wk after
Petunia
Petunia
Season too short
21 Apr – 19 May
8-12 wk
14 Jul
4 wk after
Scabious
Scabiosa atropurpurea
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
1 wk after
30 Jun
2 wk after
Zinnia
Zinnia elegans
Season too short
2 – 16 Jun
4-6 wk
14 Jul
4 wk after
Common morning glory
Ipomoea purpurea
Season too short
16 – 30 Jun
3-5 wk
21 Jul
5 wk after
Cosmos
Cosmos bipinnatus
Season too short
2 – 16 Jun
4-6 wk
14 Jul
4 wk after
30 Jun
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
5 May – 2 Jun
8-12 wk
28 Jul
6 wk after
Bee balm
Monarda didyma
25 Mar – 22 Apr
8-12 wk
17 Jun
Vid frost
12 Jul
4 wk after
Yarrow
Achillea millefolium
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
30 Jun
2 wk after
Safflower
Carthamus tinctorius
2 Jun
1 wk before
13 Jun
Vid frost
Iceland poppy
Papaver nudicaule
29 Mar – 12 Apr
6-8 wk
24 May
2 wk before
9 Jun
Vid frost
Bishop's flower
Ammi majus
17 – 31 May
4-6 wk
28 Jun
1 wk after
30 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
28 Apr – 12 May
10-12 wk
21 Jul
5 wk after
Sunflower
Helianthus annuus
Season too short
16 – 23 Jun
3-4 wk
14 Jul
4 wk after
23 Jun
1 wk after
China aster
Callistephus chinensis
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
30 Jun
2 wk after
Annual phlox
Phlox drummondii
Season too short
1 – 15 May
6-8 wk
26 Jun
1 wk after
30 Jun
2 wk after
Hollyhock
Alcea rosea
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
30 Jun
2 wk after
Delphinium
Delphinium elatum
11 Apr – 9 May
8-12 wk
4 Jul
3 wk after
12 Jul
4 wk after
African marigold
Tagetes erecta
Season too short
19 May – 2 Jun
6-8 wk
14 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
1 wk after
30 Jun
2 wk after
Woodland sage
Salvia nemorosa
14 – 28 Apr
8-10 wk
23 Jun
1 wk after
12 Jul
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
12 May – 9 Jun
6-10 wk
21 Jul
5 wk after
California goldenpoppy
Eschscholzia californica
13 Jun
Vid frost
Painted tongue
Salpiglossis sinuata
Season too short
5 – 19 May
8-10 wk
14 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
7 – 21 Apr
6-8 wk
2 Jun
1 wk before
30 Jun
2 wk after
Current date Soon Date passed