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-0.2°
Slight frost tomorrow at 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 26 May Normal year · 20 years of data
Frost-free season 122 days 26 May – 25 Sep
Probability that frost is over

50% = 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)
7 – 21 Apr
14 Jun
5-7 wk
26 May
19 Jul
0 wk
30 May
9 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
14 – 28 Apr
26 Jun
4-6 wk
26 May
24 Jul
0 wk
30 May
14 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
18 Mar – 15 Apr
21 Mar
8-12 wk
10 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
7 – 21 Apr
9 Jun
5-7 wk
26 May
14 Jul
0 wk
26 May
4 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
13 – 20 May
7 Jun
3-4 wk
10 Jun
28 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
18 – 25 May
6 Jun
4-5 wk
22 Jun
4 Jul
4 wk after
30 Jun
5 wk after
Butter bean
Phaseolus lunatus
Season too short
15 – 22 Jun
3-4 wk
13 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Fleece
3 – 31 Mar
21 Mar
8-12 wk
26 May
0 wk
5 Jun
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
30 May
1 wk after
30 May
1 wk after
Maize
Zea mays
Fleece
13 – 20 May
3-4 wk
10 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
6 – 13 May
3 Jul
3-4 wk
3 Jun
24 Jul
1 wk after
16 Jun
14 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
26 May
4 Jul
0 wk
26 May
24 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
7 – 21 Apr
9 Jun
5-7 wk
26 May
14 Jul
0 wk
26 May
4 Jul
0 wk
Potato
Solanum tuberosum
Fleece
18 Apr – 2 May
20 May
4-6 wk
30 May
17 Jun
1 wk after
30 May
7 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
7 – 21 Apr
19 Jun
5-7 wk
26 May
24 Jul
0 wk
30 May
14 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
25 May – 1 Jun
12 Jun
3-4 wk
22 Jun
3 Jul
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
6 – 13 May
6 May
3-4 wk
3 Jun
1 wk after
16 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
14 – 28 Apr
21 Jun
4-6 wk
26 May
19 Jul
0 wk
Lettuce
Lactuca sativa
28 Apr – 5 May
8 Jul
3-4 wk
26 May
29 Jul
0 wk
30 May
19 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
14 – 28 Apr
21 Jun
4-6 wk
26 May
19 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Apr – 12 May
20 May
2-4 wk
26 May
3 Jun
0 wk
26 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
30 May
1 wk after
30 May
1 wk after
Spinach
Spinacia oleracea
28 Apr – 5 May
23 Jul
3-4 wk
26 May
13 Aug
0 wk
22 May
3 Aug
1 wk before
Sweet potato
Ipomoea batatas
27 Jun – 11 Jul
4-6 wk
8 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
15 – 29 Apr
6-8 wk
10 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
13 – 27 May
14 Jun
2-4 wk
10 Jun
28 Jun
2 wk after
30 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
14 – 28 Apr
21 Jun
4-6 wk
26 May
19 Jul
0 wk
Garden pea
Pisum sativum
28 Apr – 5 May
23 Jun
3-4 wk
26 May
14 Jul
0 wk
30 May
4 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
Fleece
11 – 25 May
21 May
4-6 wk
22 Jun
4 wk after
Lemon balm
Melissa officinalis
17 – 31 Mar
19 May
8-10 wk
26 May
14 Jul
0 wk
30 Jun
4 Jul
5 wk after
Dill
Anethum graveolens
30 May
24 Jul
1 wk after
Wild chives
Allium schoenoprasum
31 Mar – 14 Apr
2 Jun
6-8 wk
26 May
14 Jul
0 wk
30 May
4 Jul
1 wk after
Spearmint
Mentha spicata
3 – 31 Mar
19 May
8-12 wk
26 May
14 Jul
0 wk
30 Jun
4 Jul
5 wk after
Coriander
Coriandrum sativum
26 May
13 Aug
0 wk
16 Jun
3 Aug
3 wk after
Garden sage
Salvia officinalis
25 Mar – 8 Apr
4 May
8-10 wk
3 Jun
29 Jun
1 wk after
Common thyme
Thymus vulgaris
17 – 31 Mar
9 May
8-10 wk
26 May
4 Jul
0 wk
Oregano
Origanum vulgare
31 Mar – 14 Apr
23 May
6-8 wk
26 May
4 Jul
0 wk
30 Jun
5 wk after
Parsley
Petroselinum crispum
31 Mar – 14 Apr
23 May
6-8 wk
26 May
4 Jul
0 wk
30 May
24 Jun
1 wk after
Rosemary
Salvia rosmarinus
25 Feb – 25 Mar
1 Apr
10-14 wk
3 Jun
10 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
Fleece
25 May – 1 Jun
28 May
3-4 wk
22 Jun
4 wk after
Cornflower
Centaurea cyanus
26 May
14 Jul
0 wk
30 May
4 Jul
1 wk after
Statice
Limonium sinuatum
13 – 27 Apr
21 Apr
8-10 wk
22 Jun
4 wk after
Sweet William
Dianthus barbatus
31 Mar – 14 Apr
6-8 wk
26 May
0 wk
11 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
27 Apr – 11 May
5 May
6-8 wk
22 Jun
4 wk after
8 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
19 Apr – 3 May
7 May
6-8 wk
14 Jun
18 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
21 Apr – 19 May
5 Jun
4-8 wk
16 Jun
3 Jul
3 wk after
16 Jun
23 Jun
3 wk after
Foxglove
Digitalis purpurea
17 – 31 Mar
8-10 wk
26 May
0 wk
16 Jun
3 wk after
Busy lizzie
Impatiens walleriana
15 Apr – 13 May
8 Jun
8-12 wk
8 Jul
3 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
27 Apr – 11 May
15 May
6-8 wk
22 Jun
26 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
11 – 25 May
4-6 wk
22 Jun
4 wk after
Chinese lantern
Physalis alkekengi
25 Mar – 8 Apr
19 Apr
8-10 wk
3 Jun
14 Jun
1 wk after
Love in a mist
Nigella damascena
26 May
29 Jun
0 wk
30 May
19 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Fleece
15 – 29 Apr
3 May
6-8 wk
10 Jun
14 Jun
2 wk after
24 Jul
8 wk after
Purple-top vervain
Verbena bonariensis
11 Mar – 8 Apr
19 Apr
8-12 wk
3 Jun
14 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
18 Mar – 15 Apr
20 Mar
8-12 wk
10 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
18 Mar – 15 Apr
23 Apr
8-12 wk
10 Jun
18 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
15 – 29 Apr
7 May
6-8 wk
10 Jun
18 Jun
2 wk after
Corn poppy
Papaver rhoeas
26 May
14 Jul
0 wk
30 May
4 Jul
1 wk after
Snapdragon
Antirrhinum majus
3 – 31 Mar
9 May
8-12 wk
26 May
4 Jul
0 wk
11 Jun
24 Jun
2 wk after
Flossflower
Ageratum houstonianum
Fleece
13 – 27 Apr
9 May
8-10 wk
22 Jun
4 Jul
4 wk after
Sweet pea
Lathyrus odoratus
31 Mar – 21 Apr
30 May
5-8 wk
26 May
4 Jul
0 wk
Stock
Matthiola incana
31 Mar – 14 Apr
2 Jun
6-8 wk
26 May
14 Jul
0 wk
16 Jun
4 Jul
3 wk after
Wormwood
Artemisia absinthium
31 Mar – 14 Apr
3 May
6-8 wk
26 May
14 Jun
0 wk
16 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
29 Apr – 13 May
16 May
4-6 wk
10 Jun
13 Jun
2 wk after
Garden pansy
Viola × wittrockiana
17 – 31 Mar
19 May
8-10 wk
26 May
14 Jul
0 wk
11 Jun
4 Jul
2 wk after
Petunia
Petunia
30 Mar – 27 Apr
21 Apr
8-12 wk
22 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
8 – 22 Apr
3 May
6-8 wk
3 Jun
14 Jun
1 wk after
14 Jul
7 wk after
Common zinnia
Zinnia elegans
11 – 25 May
21 May
4-6 wk
22 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
18 May – 1 Jun
28 May
3-5 wk
22 Jun
4 wk after
Garden cosmos
Cosmos bipinnatus
11 – 25 May
21 May
4-6 wk
22 Jun
4 wk after
14 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
30 Mar – 27 Apr
23 May
8-12 wk
22 Jun
18 Jul
4 wk after
Bee balm
Monarda didyma
3 – 31 Mar
19 Apr
8-12 wk
26 May
14 Jun
0 wk
30 Jun
5 wk after
Yarrow
Achillea millefolium
31 Mar – 14 Apr
3 Apr
6-8 wk
26 May
0 wk
16 Jun
3 wk after
Safflower
Carthamus tinctorius
26 May
14 Jun
0 wk
30 May
4 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
31 Mar – 14 Apr
23 May
6-8 wk
26 May
4 Jul
0 wk
8 May
24 Jun
3 wk before
Bishop's flower
Ammi majus
14 – 28 Apr
6 Jun
4-6 wk
26 May
4 Jul
0 wk
16 Jun
24 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
18 Mar – 1 Apr
4 Apr
10-12 wk
10 Jun
13 Jun
2 wk after
Sunflower
Helianthus annuus
25 May – 1 Jun
9 Jun
3-4 wk
22 Jun
30 Jun
4 wk after
30 Jun
5 wk after
China aster
Callistephus chinensis
27 Apr – 11 May
29 May
6-8 wk
22 Jun
10 Jul
4 wk after
14 Jul
7 wk after
Annual phlox
Phlox drummondii
15 – 29 Apr
15 May
6-8 wk
10 Jun
26 Jun
2 wk after
14 Jul
7 wk after
Hollyhock
Alcea rosea
31 Mar – 14 Apr
6-8 wk
26 May
0 wk
16 Jun
3 wk after
Alpine delphinium
Delphinium elatum
3 – 31 Mar
19 Apr
8-12 wk
26 May
14 Jun
0 wk
30 Jun
5 wk after
African marigold
Tagetes erecta
27 Apr – 11 May
15 May
6-8 wk
22 Jun
26 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
8 – 22 Apr
19 May
6-8 wk
3 Jun
30 Jun
1 wk after
14 Jul
7 wk after
Wood sage
Salvia nemorosa
17 – 31 Mar
9 Apr
8-10 wk
26 May
4 Jun
0 wk
30 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
13 Apr – 11 May
7 May
6-10 wk
22 Jun
4 wk after
California goldenpoppy
Eschscholzia californica
26 May
14 Jul
0 wk
30 May
4 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
13 – 27 Apr
30 Apr
8-10 wk
22 Jun
25 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
31 Mar – 14 Apr
3 May
6-8 wk
26 May
14 Jun
0 wk
16 Jun
3 wk after