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Rel. frost
Last spring frost (0°C) 31 May Frost 1 of 4 years · 20 years of data
Frost-free season 127 days 31 May – 5 Oct
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)
12 – 26 Apr
14 Jun
5-7 wk
31 May
19 Jul
0 wk
4 Jun
9 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
19 Apr – 3 May
26 Jun
4-6 wk
31 May
24 Jul
0 wk
4 Jun
14 Jul
1 wk after
Chili pepper
Capsicum annuum
Fleece
4 Apr – 2 May
9 Apr
8-12 wk
27 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
12 – 26 Apr
9 Jun
5-7 wk
31 May
14 Jul
0 wk
31 May
4 Jul
0 wk
Garden cucumber
Cucumis sativus
15 – 22 Jun
3-4 wk
13 Jul
6 wk after
Florence Fennel
Foeniculum vulgare
8 – 15 Jun
4-5 wk
13 Jul
6 wk after
19 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
20 – 27 Jun
3-4 wk
18 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
8 Mar – 5 Apr
30 Mar
8-12 wk
31 May
0 wk
21 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
4 Jun
14 Jun
1 wk after
4 Jun
4 Jun
1 wk after
Maize
Zea mays
30 May – 6 Jun
3-4 wk
27 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
11 – 18 May
3 Jul
3-4 wk
8 Jun
24 Jul
1 wk after
21 Jun
14 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
31 May
4 Jul
0 wk
31 May
24 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
12 – 26 Apr
9 Jun
5-7 wk
31 May
14 Jul
0 wk
31 May
4 Jul
0 wk
Potato
Solanum tuberosum
5 – 19 May
2 Jun
4-6 wk
16 Jun
30 Jun
2 wk after
16 Jun
20 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
12 – 26 Apr
19 Jun
5-7 wk
31 May
24 Jul
0 wk
4 Jun
14 Jul
1 wk after
Pumpkin
Cucurbita pepo
15 – 22 Jun
17 Jun
3-4 wk
13 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
11 – 18 May
15 Jun
3-4 wk
8 Jun
6 Jul
1 wk after
21 Jun
26 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
19 Apr – 3 May
21 Jun
4-6 wk
31 May
19 Jul
0 wk
Lettuce
Lactuca sativa
3 – 10 May
8 Jul
3-4 wk
31 May
29 Jul
0 wk
4 Jun
19 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
19 Apr – 3 May
21 Jun
4-6 wk
31 May
19 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
3 – 17 May
31 May
2-4 wk
31 May
14 Jun
0 wk
31 May
4 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
4 Jun
14 Jun
1 wk after
4 Jun
4 Jun
1 wk after
Spinach
Spinacia oleracea
3 – 10 May
23 Jul
3-4 wk
31 May
13 Aug
0 wk
27 May
3 Aug
1 wk before
Sweet potato
Ipomoea batatas
2 – 16 Jul
4-6 wk
13 Aug
11 wk after
Garden tomato
Solanum lycopersicum
2 – 16 May
3 May
6-8 wk
27 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
30 May – 13 Jun
19 Jun
2-4 wk
27 Jun
3 Jul
4 wk after
19 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
19 Apr – 3 May
21 Jun
4-6 wk
31 May
19 Jul
0 wk
Garden pea
Pisum sativum
3 – 10 May
23 Jun
3-4 wk
31 May
14 Jul
0 wk
4 Jun
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
1 – 15 Jun
4-6 wk
13 Jul
6 wk after
Lemon balm
Melissa officinalis
22 Mar – 5 Apr
19 May
8-10 wk
31 May
14 Jul
0 wk
5 Jul
5 wk after
Dill
Anethum graveolens
4 Jun
24 Jul
1 wk after
Wild chives
Allium schoenoprasum
5 – 19 Apr
2 Jun
6-8 wk
31 May
14 Jul
0 wk
4 Jun
4 Jul
1 wk after
Spearmint
Mentha spicata
8 Mar – 5 Apr
19 May
8-12 wk
31 May
14 Jul
0 wk
5 Jul
5 wk after
Coriander
Coriandrum sativum
31 May
13 Aug
0 wk
21 Jun
3 Aug
3 wk after
Garden sage
Salvia officinalis
30 Mar – 13 Apr
4 May
8-10 wk
8 Jun
29 Jun
1 wk after
Common thyme
Thymus vulgaris
22 Mar – 5 Apr
9 May
8-10 wk
31 May
4 Jul
0 wk
Oregano
Origanum vulgare
5 – 19 Apr
23 May
6-8 wk
31 May
4 Jul
0 wk
5 Jul
5 wk after
Parsley
Petroselinum crispum
5 – 19 Apr
23 May
6-8 wk
31 May
4 Jul
0 wk
4 Jun
24 Jun
1 wk after
Rosemary
Salvia rosmarinus
2 – 30 Mar
5 Apr
10-14 wk
8 Jun
14 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
15 – 22 Jun
3-4 wk
13 Jul
6 wk after
Cornflower
Centaurea cyanus
31 May
14 Jul
0 wk
4 Jun
4 Jul
1 wk after
Statice
Limonium sinuatum
18 Apr – 2 May
4 May
8-10 wk
27 Jun
29 Jun
4 wk after
Sweet William
Dianthus barbatus
5 – 19 Apr
6-8 wk
31 May
0 wk
16 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
2 – 16 May
18 May
6-8 wk
27 Jun
29 Jun
4 wk after
13 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
24 Apr – 8 May
23 May
6-8 wk
19 Jun
4 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
10 May – 7 Jun
6 Jun
4-8 wk
5 Jul
5 wk after
5 Jul
5 wk after
Foxglove
Digitalis purpurea
22 Mar – 5 Apr
8-10 wk
31 May
0 wk
21 Jun
3 wk after
Busy lizzie
Impatiens walleriana
20 Apr – 18 May
26 Jun
8-12 wk
13 Jul
21 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
2 – 16 May
28 May
6-8 wk
27 Jun
9 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
16 – 30 May
4-6 wk
27 Jun
4 wk after
Chinese lantern
Physalis alkekengi
30 Mar – 13 Apr
19 Apr
8-10 wk
8 Jun
14 Jun
1 wk after
Love in a mist
Nigella damascena
31 May
29 Jun
0 wk
4 Jun
19 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
2 – 16 May
8 May
6-8 wk
27 Jun
4 wk after
13 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
16 Mar – 13 Apr
19 Apr
8-12 wk
8 Jun
14 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
23 Mar – 20 Apr
8-12 wk
15 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
20 Apr – 18 May
8-12 wk
13 Jul
6 wk after
Globe amaranth
Gomphrena globosa
18 May – 1 Jun
6-8 wk
13 Jul
6 wk after
Corn poppy
Papaver rhoeas
31 May
14 Jul
0 wk
4 Jun
4 Jul
1 wk after
Snapdragon
Antirrhinum majus
8 Mar – 5 Apr
9 May
8-12 wk
31 May
4 Jul
0 wk
16 Jun
24 Jun
2 wk after
Flossflower
Ageratum houstonianum
4 – 18 May
14 May
8-10 wk
13 Jul
6 wk after
Sweet pea
Lathyrus odoratus
5 – 26 Apr
30 May
5-8 wk
31 May
4 Jul
0 wk
Stock
Matthiola incana
5 – 19 Apr
2 Jun
6-8 wk
31 May
14 Jul
0 wk
21 Jun
4 Jul
3 wk after
Wormwood
Artemisia absinthium
5 – 19 Apr
3 May
6-8 wk
31 May
14 Jun
0 wk
21 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
1 – 15 Jun
4-6 wk
13 Jul
6 wk after
Garden pansy
Viola × wittrockiana
22 Mar – 5 Apr
19 May
8-10 wk
31 May
14 Jul
0 wk
16 Jun
4 Jul
2 wk after
Petunia
Petunia
4 Apr – 2 May
4 May
8-12 wk
27 Jun
29 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
13 – 27 Apr
3 May
6-8 wk
8 Jun
14 Jun
1 wk after
19 Jul
7 wk after
Common zinnia
Zinnia elegans
16 – 30 May
8 Jun
4-6 wk
27 Jun
6 Jul
4 wk after
Common morning glory
Ipomoea purpurea
8 – 22 Jun
3-5 wk
13 Jul
6 wk after
Garden cosmos
Cosmos bipinnatus
16 – 30 May
6 Jun
4-6 wk
27 Jun
4 Jul
4 wk after
19 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
30 Apr – 28 May
18 May
8-12 wk
23 Jul
8 wk after
Bee balm
Monarda didyma
8 Mar – 5 Apr
19 Apr
8-12 wk
31 May
14 Jun
0 wk
5 Jul
5 wk after
Yarrow
Achillea millefolium
5 – 19 Apr
6-8 wk
31 May
0 wk
21 Jun
3 wk after
Safflower
Carthamus tinctorius
31 May
14 Jun
0 wk
4 Jun
4 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
5 – 19 Apr
23 May
6-8 wk
31 May
4 Jul
0 wk
13 May
24 Jun
3 wk before
Bishop's flower
Ammi majus
19 Apr – 3 May
6 Jun
4-6 wk
31 May
4 Jul
0 wk
21 Jun
24 Jun
3 wk after
Drumsticks
Pycnosorus globosus
20 Apr – 4 May
10-12 wk
13 Jul
6 wk after
Sunflower
Helianthus annuus
30 May – 6 Jun
13 Jun
3-4 wk
27 Jun
4 Jul
4 wk after
5 Jul
5 wk after
China aster
Callistephus chinensis
2 – 16 May
2 Jun
6-8 wk
27 Jun
14 Jul
4 wk after
19 Jul
7 wk after
Annual phlox
Phlox drummondii
20 Apr – 4 May
28 May
6-8 wk
15 Jun
9 Jul
2 wk after
19 Jul
7 wk after
Hollyhock
Alcea rosea
5 – 19 Apr
6-8 wk
31 May
0 wk
21 Jun
3 wk after
Alpine delphinium
Delphinium elatum
8 Mar – 5 Apr
19 Apr
8-12 wk
31 May
14 Jun
0 wk
5 Jul
5 wk after
African marigold
Tagetes erecta
2 – 16 May
28 May
6-8 wk
27 Jun
9 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
13 – 27 Apr
23 May
6-8 wk
8 Jun
4 Jul
1 wk after
19 Jul
7 wk after
Wood sage
Salvia nemorosa
22 Mar – 5 Apr
9 Apr
8-10 wk
31 May
4 Jun
0 wk
5 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
4 May – 1 Jun
12 May
6-10 wk
13 Jul
6 wk after
California goldenpoppy
Eschscholzia californica
31 May
14 Jul
0 wk
4 Jun
4 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
18 Apr – 2 May
4 May
8-10 wk
27 Jun
29 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
5 – 19 Apr
3 May
6-8 wk
31 May
14 Jun
0 wk
21 Jun
3 wk after