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No frost in sight Last frost normally in 3 days (12 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 12 May Frost 3 of 4 years · 20 years of data
Frost-free season 134 days 12 May – 23 Sep
Probability that frost is over

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