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-3.9°
Moderate frost tonight at 04:00. Frost temperatures between 22:00 – tomorrow 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 5 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 102 days 5 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
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
19 May – 2 Jun
10 Jun
5-7 wk
7 Jul
15 Jul
5 wk after
6 Jun
5 Jul
Vid frost
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 May
22 Jun
4-6 wk
24 Jun
20 Jul
3 wk after
6 Jun
10 Jul
Vid frost
Chili pepper
Capsicum annuum
Season too short
16 Apr – 14 May
8-12 wk
9 Jul
5 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
4 – 18 Apr
5 Jun
5-7 wk
23 May
10 Jul
2 wk before
5 Jun
30 Jun
Vid frost
Garden cucumber
Cucumis sativus
Greenhouse
11 – 18 Jun
3-4 wk
9 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
17 – 24 Jun
4-5 wk
22 Jul
7 wk after
18 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
25 Jun – 2 Jul
3-4 wk
23 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
13 Mar – 10 Apr
8-12 wk
5 Jun
Vid frost
18 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
6 Jun
Vid frost
6 Jun
Vid frost
Maize
Zea mays
Greenhouse
4 – 11 Jun
3-4 wk
2 Jul
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
9 – 16 Jun
29 Jun
3-4 wk
7 Jul
20 Jul
5 wk after
18 Jun
10 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
5 Jun
20 Jun
Vid frost
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
4 – 18 Apr
5 Jun
5-7 wk
23 May
10 Jul
2 wk before
5 Jun
30 Jun
Vid frost
Potato
Solanum tuberosum
Fleece
25 Apr – 9 May
17 May
4-6 wk
6 Jun
14 Jun
6 Jun
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
4 – 18 Apr
15 Jun
5-7 wk
23 May
20 Jul
2 wk before
6 Jun
10 Jul
Vid frost
Pumpkin
Cucurbita pepo
Fleece
18 – 25 Jun
3-4 wk
16 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
27 May – 3 Jun
28 May
3-4 wk
24 Jun
3 wk after
11 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 May
17 Jun
4-6 wk
24 Jun
15 Jul
3 wk after
Lettuce
Lactuca sativa
3 – 10 May
4 Jul
3-4 wk
31 May
25 Jul
1 wk before
6 Jun
15 Jul
Vid frost
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
19 Apr – 3 May
17 Jun
4-6 wk
31 May
15 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
8 – 22 May
14 May
2-4 wk
5 Jun
Vid frost
5 Jun
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
6 Jun
Vid frost
6 Jun
Vid frost
Spinach
Spinacia oleracea
28 Apr – 5 May
19 Jul
3-4 wk
26 May
9 Aug
1 wk before
2 Jun
30 Jul
Vid frost
Sweet potato
Ipomoea batatas
30 Jun – 14 Jul
4-6 wk
11 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
7 – 21 May
8 May
6-8 wk
2 Jul
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
11 – 25 Jun
15 Jun
2-4 wk
9 Jul
5 wk after
30 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 May
17 Jun
4-6 wk
24 Jun
15 Jul
3 wk after
Garden pea
Pisum sativum
28 Apr – 5 May
19 Jun
3-4 wk
26 May
10 Jul
1 wk before
6 Jun
30 Jun
Vid frost

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
Fleece
4 – 18 Jun
4-6 wk
16 Jul
6 wk after
Lemon balm
Melissa officinalis
27 Mar – 10 Apr
15 May
8-10 wk
5 Jun
10 Jul
Vid frost
30 Jun
30 Jun
4 wk after
Dill
Anethum graveolens
6 Jun
20 Jul
Vid frost
Wild chives
Allium schoenoprasum
28 Mar – 11 Apr
29 May
6-8 wk
23 May
10 Jul
2 wk before
6 Jun
30 Jun
Vid frost
Spearmint
Mentha spicata
3 – 31 Mar
15 May
8-12 wk
26 May
10 Jul
1 wk before
30 Jun
30 Jun
4 wk after
Coriander
Coriandrum sativum
18 Jun
30 Jul
2 wk after
Garden sage
Salvia officinalis
28 Apr – 12 May
30 Apr
8-10 wk
7 Jul
5 wk after
Common thyme
Thymus vulgaris
15 – 29 Apr
5 May
8-10 wk
24 Jun
30 Jun
3 wk after
Oregano
Origanum vulgare
15 – 29 Apr
19 May
6-8 wk
10 Jun
30 Jun
1 wk after
30 Jun
4 wk after
Parsley
Petroselinum crispum
31 Mar – 14 Apr
19 May
6-8 wk
26 May
30 Jun
1 wk before
6 Jun
20 Jun
Vid frost
Rosemary
Salvia rosmarinus
Fleece
18 Mar – 15 Apr
1 Apr
10-14 wk
24 Jun
3 wk after

Annual flowers

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