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-2.3°
Slight frost tonight at 04:00. Frost temperatures between 23:00 – tomorrow 07:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 10 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 104 days 10 Jun – 22 Sep
Probability that frost is over

90% = 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)
22 Apr – 6 May
16 Jun
5-7 wk
10 Jun
21 Jul
0 wk
14 Jun
11 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
29 Apr – 13 May
28 Jun
4-6 wk
10 Jun
26 Jul
0 wk
14 Jun
16 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
2 – 30 Apr
8-12 wk
25 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
22 Apr – 6 May
11 Jun
5-7 wk
10 Jun
16 Jul
0 wk
10 Jun
6 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
28 May – 4 Jun
3-4 wk
25 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
18 – 25 Jun
4-5 wk
23 Jul
6 wk after
29 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
30 Jun – 7 Jul
3-4 wk
28 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
18 Mar – 15 Apr
1 Apr
8-12 wk
10 Jun
0 wk
1 Jul
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
14 Jun
16 Jun
1 wk after
14 Jun
1 wk after
Maize
Zea mays
Season too short
14 – 21 May
3-4 wk
11 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
21 – 28 May
5 Jul
3-4 wk
18 Jun
26 Jul
1 wk after
1 Jul
16 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
10 Jun
6 Jul
0 wk
10 Jun
26 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
22 Apr – 6 May
11 Jun
5-7 wk
10 Jun
16 Jul
0 wk
10 Jun
6 Jul
0 wk
Potato
Solanum tuberosum
15 – 29 May
30 May
4-6 wk
26 Jun
27 Jun
2 wk after
26 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
22 Apr – 6 May
21 Jun
5-7 wk
10 Jun
26 Jul
0 wk
14 Jun
16 Jul
1 wk after
Pumpkin
Cucurbita pepo
Season too short
28 May – 4 Jun
3-4 wk
25 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
21 – 28 May
3 Jun
3-4 wk
18 Jun
24 Jun
1 wk after
1 Jul
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
29 Apr – 13 May
23 Jun
4-6 wk
10 Jun
21 Jul
0 wk
Lettuce
Lactuca sativa
13 – 20 May
10 Jul
3-4 wk
10 Jun
31 Jul
0 wk
14 Jun
21 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
29 Apr – 13 May
23 Jun
4-6 wk
10 Jun
21 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
13 – 27 May
2 Jun
2-4 wk
10 Jun
16 Jun
0 wk
10 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
14 Jun
16 Jun
1 wk after
14 Jun
1 wk after
Spinach
Spinacia oleracea
13 – 20 May
25 Jul
3-4 wk
10 Jun
15 Aug
0 wk
6 Jun
5 Aug
1 wk before
Sweet potato
Ipomoea batatas
12 – 26 Jul
4-6 wk
23 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
16 – 30 Apr
6-8 wk
11 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
14 – 28 May
2-4 wk
11 Jun
0 wk
1 Jul
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
29 Apr – 13 May
23 Jun
4-6 wk
10 Jun
21 Jul
0 wk
Garden pea
Pisum sativum
13 – 20 May
25 Jun
3-4 wk
10 Jun
16 Jul
0 wk
14 Jun
6 Jul
1 wk after

Herbs

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