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Near frost tomorrow at 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 13 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 96 days 13 Jun – 17 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)
25 Apr – 9 May
15 Jun
5-7 wk
13 Jun
20 Jul
0 wk
17 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
2 – 16 May
27 Jun
4-6 wk
13 Jun
25 Jul
0 wk
17 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
5 Apr – 3 May
8-12 wk
28 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
25 Apr – 9 May
10 Jun
5-7 wk
13 Jun
15 Jul
0 wk
13 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
12 – 19 Jun
3-4 wk
10 Jul
4 wk after
Florence Fennel
Foeniculum vulgare
Fleece
5 – 12 Jun
4-5 wk
10 Jul
4 wk after
18 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
3 – 10 Jul
3-4 wk
31 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
21 Mar – 18 Apr
31 Mar
8-12 wk
13 Jun
0 wk
13 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
17 Jun
1 wk after
17 Jun
1 wk after
Maize
Zea mays
Fleece
31 May – 7 Jun
3-4 wk
28 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
24 – 31 May
1 Jul
3-4 wk
21 Jun
22 Jul
1 wk after
4 Jul
12 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
13 Jun
5 Jul
0 wk
13 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
25 Apr – 9 May
10 Jun
5-7 wk
13 Jun
15 Jul
0 wk
13 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
18 May – 1 Jun
25 May
4-6 wk
29 Jun
2 wk after
29 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
25 Apr – 9 May
20 Jun
5-7 wk
13 Jun
25 Jul
0 wk
17 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
12 – 19 Jun
20 Jun
3-4 wk
10 Jul
11 Jul
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
24 – 31 May
31 May
3-4 wk
21 Jun
21 Jun
1 wk after
4 Jul
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
2 – 16 May
22 Jun
4-6 wk
13 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
16 – 23 May
9 Jul
3-4 wk
13 Jun
30 Jul
0 wk
17 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
2 – 16 May
22 Jun
4-6 wk
13 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
16 – 30 May
30 May
2-4 wk
13 Jun
13 Jun
0 wk
13 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
17 Jun
1 wk after
17 Jun
1 wk after
Spinach
Spinacia oleracea
16 – 23 May
24 Jul
3-4 wk
13 Jun
14 Aug
0 wk
9 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
15 – 29 Jul
4-6 wk
26 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
3 – 17 May
6-8 wk
28 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
12 – 26 Jun
2-4 wk
10 Jul
4 wk after
1 Aug
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
2 – 16 May
22 Jun
4-6 wk
13 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
16 – 23 May
24 Jun
3-4 wk
13 Jun
15 Jul
0 wk
17 Jun
5 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
29 May – 12 Jun
29 May
4-6 wk
10 Jul
4 wk after
Lemon balm
Melissa officinalis
4 – 18 Apr
20 May
8-10 wk
13 Jun
15 Jul
0 wk
18 Jul
5 wk after
Dill
Anethum graveolens
17 Jun
22 Jul
1 wk after
Wild chives
Allium schoenoprasum
18 Apr – 2 May
3 Jun
6-8 wk
13 Jun
15 Jul
0 wk
17 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
21 Mar – 18 Apr
20 May
8-12 wk
13 Jun
15 Jul
0 wk
18 Jul
5 wk after
Coriander
Coriandrum sativum
13 Jun
11 Aug
0 wk
4 Jul
1 Aug
3 wk after
Garden sage
Salvia officinalis
12 – 26 Apr
5 May
8-10 wk
21 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
4 – 18 Apr
10 May
8-10 wk
13 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
18 Apr – 2 May
24 May
6-8 wk
13 Jun
5 Jul
0 wk
18 Jul
5 wk after
Parsley
Petroselinum crispum
18 Apr – 2 May
24 May
6-8 wk
13 Jun
5 Jul
0 wk
17 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
15 Mar – 12 Apr
28 Mar
10-14 wk
21 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
12 – 19 Jun
3-4 wk
10 Jul
4 wk after
Cornflower
Centaurea cyanus
13 Jun
15 Jul
0 wk
17 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
1 – 15 May
8-10 wk
10 Jul
4 wk after
Sweet William
Dianthus barbatus
18 Apr – 2 May
6-8 wk
13 Jun
0 wk
29 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
15 – 29 May
6-8 wk
10 Jul
4 wk after
26 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
7 – 21 May
16 May
6-8 wk
2 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
23 May – 20 Jun
30 May
4-8 wk
18 Jul
5 wk after
18 Jul
5 wk after
Foxglove
Digitalis purpurea
4 – 18 Apr
8-10 wk
13 Jun
0 wk
4 Jul
3 wk after
Busy lizzie
Impatiens walleriana
3 – 31 May
16 Jun
8-12 wk
26 Jul
11 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
15 – 29 May
17 May
6-8 wk
10 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
29 May – 12 Jun
4-6 wk
10 Jul
4 wk after
Chinese lantern
Physalis alkekengi
12 – 26 Apr
17 Apr
8-10 wk
21 Jun
1 wk after
Love in a mist
Nigella damascena
13 Jun
30 Jun
0 wk
17 Jun
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
15 – 29 May
6-8 wk
10 Jul
4 wk after
26 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
29 Mar – 26 Apr
17 Apr
8-12 wk
21 Jun
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
22 Mar – 19 Apr
8-12 wk
14 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Fleece
17 Apr – 15 May
21 Apr
8-12 wk
10 Jul
4 wk after
Globe amaranth
Gomphrena globosa
Fleece
15 – 29 May
6-8 wk
10 Jul
4 wk after
Corn poppy
Papaver rhoeas
13 Jun
15 Jul
0 wk
17 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
21 Mar – 18 Apr
10 May
8-12 wk
13 Jun
5 Jul
0 wk
29 Jun
2 wk after
Flossflower
Ageratum houstonianum
Fleece
1 – 15 May
16 May
8-10 wk
10 Jul
11 Jul
4 wk after
Sweet pea
Lathyrus odoratus
18 Apr – 9 May
31 May
5-8 wk
13 Jun
5 Jul
0 wk
Stock
Matthiola incana
18 Apr – 2 May
3 Jun
6-8 wk
13 Jun
15 Jul
0 wk
4 Jul
5 Jul
3 wk after
Wormwood
Artemisia absinthium
18 Apr – 2 May
4 May
6-8 wk
13 Jun
15 Jun
0 wk
4 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
29 May – 12 Jun
4-6 wk
10 Jul
4 wk after
Garden pansy
Viola × wittrockiana
4 – 18 Apr
20 May
8-10 wk
13 Jun
15 Jul
0 wk
29 Jun
5 Jul
2 wk after
Petunia
Petunia
17 Apr – 15 May
23 Apr
8-12 wk
10 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
26 Apr – 10 May
1 May
6-8 wk
21 Jun
1 wk after
1 Aug
7 wk after
Common zinnia
Zinnia elegans
29 May – 12 Jun
29 May
4-6 wk
10 Jul
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
5 – 19 Jun
5 Jun
3-5 wk
10 Jul
4 wk after
Garden cosmos
Cosmos bipinnatus
29 May – 12 Jun
30 May
4-6 wk
10 Jul
4 wk after
1 Aug
7 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
3 – 31 May
21 May
8-12 wk
26 Jul
6 wk after
Bee balm
Monarda didyma
21 Mar – 18 Apr
20 Apr
8-12 wk
13 Jun
15 Jun
0 wk
18 Jul
5 wk after
Yarrow
Achillea millefolium
18 Apr – 2 May
6-8 wk
13 Jun
0 wk
4 Jul
3 wk after
Safflower
Carthamus tinctorius
13 Jun
15 Jun
0 wk
17 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
18 Apr – 2 May
24 May
6-8 wk
13 Jun
5 Jul
0 wk
26 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
2 – 16 May
7 Jun
4-6 wk
13 Jun
5 Jul
0 wk
4 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Fleece
17 Apr – 1 May
10-12 wk
10 Jul
4 wk after
Sunflower
Helianthus annuus
12 – 19 Jun
3-4 wk
10 Jul
4 wk after
18 Jul
5 wk after
China aster
Callistephus chinensis
15 – 29 May
25 May
6-8 wk
10 Jul
4 wk after
1 Aug
7 wk after
Annual phlox
Phlox drummondii
3 – 17 May
17 May
6-8 wk
28 Jun
28 Jun
2 wk after
1 Aug
7 wk after
Hollyhock
Alcea rosea
18 Apr – 2 May
6-8 wk
13 Jun
0 wk
4 Jul
3 wk after
Alpine delphinium
Delphinium elatum
21 Mar – 18 Apr
20 Apr
8-12 wk
13 Jun
15 Jun
0 wk
18 Jul
5 wk after
African marigold
Tagetes erecta
15 – 29 May
17 May
6-8 wk
10 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
26 Apr – 10 May
15 May
6-8 wk
21 Jun
26 Jun
1 wk after
1 Aug
7 wk after
Wood sage
Salvia nemorosa
4 – 18 Apr
10 Apr
8-10 wk
13 Jun
0 wk
18 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
1 – 29 May
15 May
6-10 wk
10 Jul
4 wk after
California goldenpoppy
Eschscholzia californica
13 Jun
15 Jul
0 wk
17 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
1 – 15 May
8-10 wk
10 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
18 Apr – 2 May
4 May
6-8 wk
13 Jun
15 Jun
0 wk
4 Jul
3 wk after