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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 117 days 31 May – 25 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)
12 – 26 Apr
16 Jun
5-7 wk
31 May
21 Jul
0 wk
4 Jun
11 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
19 Apr – 3 May
28 Jun
4-6 wk
31 May
26 Jul
0 wk
4 Jun
16 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
14 Mar – 11 Apr
21 Apr
8-12 wk
6 Jun
16 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
12 – 26 Apr
11 Jun
5-7 wk
31 May
16 Jul
0 wk
31 May
6 Jul
0 wk
Garden cucumber
Cucumis sativus
4 – 11 Jun
3-4 wk
2 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
28 May – 4 Jun
3 Jun
4-5 wk
2 Jul
5 wk after
19 Jul
7 wk after
Butter bean
Phaseolus lunatus
Greenhouse
11 – 18 Jun
3-4 wk
9 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
8 Mar – 5 Apr
1 Apr
8-12 wk
31 May
0 wk
21 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
4 Jun
16 Jun
1 wk after
4 Jun
6 Jun
1 wk after
Maize
Zea mays
16 – 23 May
3-4 wk
13 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
5 – 12 May
5 Jul
3-4 wk
2 Jun
26 Jul
0 wk
21 Jun
16 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
31 May
6 Jul
0 wk
31 May
26 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
12 – 26 Apr
11 Jun
5-7 wk
31 May
16 Jul
0 wk
31 May
6 Jul
0 wk
Potato
Solanum tuberosum
5 – 19 May
3 Jun
4-6 wk
16 Jun
1 Jul
2 wk after
16 Jun
21 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
12 – 26 Apr
21 Jun
5-7 wk
31 May
26 Jul
0 wk
4 Jun
16 Jul
1 wk after
Pumpkin
Cucurbita pepo
4 – 11 Jun
20 Jun
3-4 wk
2 Jul
11 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
5 – 12 May
14 Jun
3-4 wk
2 Jun
5 Jul
0 wk
21 Jun
25 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
19 Apr – 3 May
23 Jun
4-6 wk
31 May
21 Jul
0 wk
Lettuce
Lactuca sativa
3 – 10 May
10 Jul
3-4 wk
31 May
31 Jul
0 wk
4 Jun
21 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
19 Apr – 3 May
23 Jun
4-6 wk
31 May
21 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
3 – 17 May
2 Jun
2-4 wk
31 May
16 Jun
0 wk
31 May
6 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
4 Jun
16 Jun
1 wk after
4 Jun
6 Jun
1 wk after
Spinach
Spinacia oleracea
3 – 10 May
25 Jul
3-4 wk
31 May
15 Aug
0 wk
27 May
5 Aug
1 wk before
Sweet potato
Ipomoea batatas
2 – 16 Jul
4-6 wk
13 Aug
11 wk after
Garden tomato
Solanum lycopersicum
18 Apr – 2 May
23 Apr
6-8 wk
13 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
16 – 30 May
22 Jun
2-4 wk
13 Jun
6 Jul
2 wk after
19 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
19 Apr – 3 May
23 Jun
4-6 wk
31 May
21 Jul
0 wk
Garden pea
Pisum sativum
3 – 10 May
25 Jun
3-4 wk
31 May
16 Jul
0 wk
4 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
21 May – 4 Jun
29 May
4-6 wk
2 Jul
5 wk after
Lemon balm
Melissa officinalis
22 Mar – 5 Apr
21 May
8-10 wk
31 May
16 Jul
0 wk
5 Jul
6 Jul
5 wk after
Dill
Anethum graveolens
4 Jun
26 Jul
1 wk after
Wild chives
Allium schoenoprasum
5 – 19 Apr
4 Jun
6-8 wk
31 May
16 Jul
0 wk
4 Jun
6 Jul
1 wk after
Spearmint
Mentha spicata
8 Mar – 5 Apr
21 May
8-12 wk
31 May
16 Jul
0 wk
5 Jul
6 Jul
5 wk after
Coriander
Coriandrum sativum
31 May
15 Aug
0 wk
21 Jun
5 Aug
3 wk after
Garden sage
Salvia officinalis
24 Mar – 7 Apr
6 May
8-10 wk
2 Jun
1 Jul
0 wk
Common thyme
Thymus vulgaris
22 Mar – 5 Apr
11 May
8-10 wk
31 May
6 Jul
0 wk
Oregano
Origanum vulgare
5 – 19 Apr
25 May
6-8 wk
31 May
6 Jul
0 wk
5 Jul
5 wk after
Parsley
Petroselinum crispum
5 – 19 Apr
25 May
6-8 wk
31 May
6 Jul
0 wk
4 Jun
26 Jun
1 wk after
Rosemary
Salvia rosmarinus
24 Feb – 24 Mar
7 Apr
10-14 wk
2 Jun
16 Jun
0 wk

Annual flowers

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