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No frost in sight Last frost normally in 4 days (14 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 14 May Frost 3 of 4 years · 20 years of data
Frost-free season 125 days 14 May – 16 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)
26 Mar – 9 Apr
15 Jun
5-7 wk
14 May
20 Jul
0 wk
18 May
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
2 – 16 Apr
27 Jun
4-6 wk
14 May
25 Jul
0 wk
18 May
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
6 Mar – 3 Apr
1 Apr
8-12 wk
29 May
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
26 Mar – 9 Apr
10 Jun
5-7 wk
14 May
15 Jul
0 wk
14 May
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
13 – 20 May
26 May
3-4 wk
10 Jun
16 Jun
4 wk after
Florence Fennel
Foeniculum vulgare
22 – 29 May
4-5 wk
26 Jun
6 wk after
2 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
3 – 10 Jun
3-4 wk
1 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
19 Feb – 19 Mar
25 Mar
8-12 wk
14 May
20 May
0 wk
4 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
18 May
9 Jun
1 wk after
18 May
30 May
1 wk after
Maize
Zea mays
Fleece
1 – 8 May
16 May
3-4 wk
29 May
6 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
24 Apr – 1 May
26 Jun
3-4 wk
22 May
17 Jul
1 wk after
4 Jun
7 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
14 May
5 Jul
0 wk
14 May
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
26 Mar – 9 Apr
10 Jun
5-7 wk
14 May
15 Jul
0 wk
14 May
5 Jul
0 wk
Potato
Solanum tuberosum
18 Apr – 2 May
19 May
4-6 wk
30 May
16 Jun
2 wk after
30 May
6 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
26 Mar – 9 Apr
20 Jun
5-7 wk
14 May
25 Jul
0 wk
18 May
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
29 May – 5 Jun
31 May
3-4 wk
26 Jun
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
24 Apr – 1 May
26 May
3-4 wk
22 May
16 Jun
1 wk after
4 Jun
6 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
2 – 16 Apr
22 Jun
4-6 wk
14 May
20 Jul
0 wk
Lettuce
Lactuca sativa
16 – 23 Apr
9 Jul
3-4 wk
14 May
30 Jul
0 wk
18 May
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
2 – 16 Apr
22 Jun
4-6 wk
14 May
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
16 – 30 Apr
29 May
2-4 wk
14 May
12 Jun
0 wk
14 May
2 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
18 May
9 Jun
1 wk after
18 May
30 May
1 wk after
Spinach
Spinacia oleracea
16 – 23 Apr
24 Jul
3-4 wk
14 May
14 Aug
0 wk
10 May
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
15 – 29 Jun
4-6 wk
27 Jul
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
3 – 17 Apr
25 Apr
6-8 wk
29 May
6 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
13 – 27 May
2 Jun
2-4 wk
10 Jun
16 Jun
4 wk after
2 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
2 – 16 Apr
22 Jun
4-6 wk
14 May
20 Jul
0 wk
Garden pea
Pisum sativum
16 – 23 Apr
24 Jun
3-4 wk
14 May
15 Jul
0 wk
18 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
Fleece
29 Apr – 13 May
24 May
4-6 wk
10 Jun
21 Jun
4 wk after
Lemon balm
Melissa officinalis
5 – 19 Mar
20 May
8-10 wk
14 May
15 Jul
0 wk
18 Jun
5 Jul
5 wk after
Dill
Anethum graveolens
18 May
17 Jul
1 wk after
Wild chives
Allium schoenoprasum
19 Mar – 2 Apr
3 Jun
6-8 wk
14 May
15 Jul
0 wk
18 May
5 Jul
1 wk after
Spearmint
Mentha spicata
19 Feb – 19 Mar
20 May
8-12 wk
14 May
15 Jul
0 wk
18 Jun
5 Jul
5 wk after
Coriander
Coriandrum sativum
14 May
6 Aug
0 wk
4 Jun
27 Jul
3 wk after
Garden sage
Salvia officinalis
13 – 27 Mar
5 May
8-10 wk
22 May
30 Jun
1 wk after
Common thyme
Thymus vulgaris
5 – 19 Mar
10 May
8-10 wk
14 May
5 Jul
0 wk
Oregano
Origanum vulgare
19 Mar – 2 Apr
24 May
6-8 wk
14 May
5 Jul
0 wk
18 Jun
25 Jun
5 wk after
Parsley
Petroselinum crispum
19 Mar – 2 Apr
24 May
6-8 wk
14 May
5 Jul
0 wk
18 May
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
13 Feb – 13 Mar
25 Mar
10-14 wk
22 May
3 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
13 – 20 May
31 May
3-4 wk
10 Jun
21 Jun
4 wk after
Cornflower
Centaurea cyanus
14 May
15 Jul
0 wk
18 May
5 Jul
1 wk after
Statice
Limonium sinuatum
1 – 15 Apr
23 Apr
8-10 wk
10 Jun
18 Jun
4 wk after
Sweet William
Dianthus barbatus
19 Mar – 2 Apr
6-8 wk
14 May
0 wk
30 May
2 wk after
Snow-on-the-mountain
Euphorbia marginata
15 – 29 Apr
7 May
6-8 wk
10 Jun
18 Jun
4 wk after
27 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
7 – 21 Apr
10 May
6-8 wk
2 Jun
21 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
23 Apr – 21 May
24 May
4-8 wk
18 Jun
21 Jun
5 wk after
18 Jun
5 wk after
Foxglove
Digitalis purpurea
5 – 19 Mar
8-10 wk
14 May
0 wk
4 Jun
3 wk after
Busy lizzie
Impatiens walleriana
3 Apr – 1 May
11 Jun
8-12 wk
26 Jun
6 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
15 – 29 Apr
17 May
6-8 wk
10 Jun
28 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
29 Apr – 13 May
4-6 wk
10 Jun
4 wk after
Chinese lantern
Physalis alkekengi
13 – 27 Mar
12 Apr
8-10 wk
22 May
7 Jun
1 wk after
Love in a mist
Nigella damascena
14 May
30 Jun
0 wk
18 May
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
15 – 29 Apr
27 Apr
6-8 wk
10 Jun
4 wk after
27 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
27 Feb – 27 Mar
12 Apr
8-12 wk
22 May
7 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
6 Mar – 3 Apr
21 Mar
8-12 wk
29 May
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
18 Mar – 15 Apr
16 Apr
8-12 wk
10 Jun
11 Jun
4 wk after
Globe amaranth
Gomphrena globosa
Fleece
15 – 29 Apr
30 Apr
6-8 wk
10 Jun
11 Jun
4 wk after
Corn poppy
Papaver rhoeas
14 May
15 Jul
0 wk
18 May
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
19 Feb – 19 Mar
10 May
8-12 wk
14 May
5 Jul
0 wk
30 May
25 Jun
2 wk after
Flossflower
Ageratum houstonianum
17 Apr – 1 May
3 May
8-10 wk
26 Jun
28 Jun
6 wk after
Sweet pea
Lathyrus odoratus
19 Mar – 9 Apr
31 May
5-8 wk
14 May
5 Jul
0 wk
Stock
Matthiola incana
19 Mar – 2 Apr
3 Jun
6-8 wk
14 May
15 Jul
0 wk
4 Jun
5 Jul
3 wk after
Wormwood
Artemisia absinthium
19 Mar – 2 Apr
4 May
6-8 wk
14 May
15 Jun
0 wk
4 Jun
5 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
29 Apr – 13 May
9 May
4-6 wk
10 Jun
4 wk after
Garden pansy
Viola × wittrockiana
5 – 19 Mar
20 May
8-10 wk
14 May
15 Jul
0 wk
30 May
5 Jul
2 wk after
Petunia
Petunia
18 Mar – 15 Apr
23 Apr
8-12 wk
10 Jun
18 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
27 Mar – 10 Apr
26 Apr
6-8 wk
22 May
7 Jun
1 wk after
2 Jul
7 wk after
Common zinnia
Zinnia elegans
29 Apr – 13 May
24 May
4-6 wk
10 Jun
21 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
6 – 20 May
31 May
3-5 wk
10 Jun
21 Jun
4 wk after
Garden cosmos
Cosmos bipinnatus
29 Apr – 13 May
24 May
4-6 wk
10 Jun
21 Jun
4 wk after
2 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
3 Apr – 1 May
16 May
8-12 wk
26 Jun
11 Jul
6 wk after
Bee balm
Monarda didyma
19 Feb – 19 Mar
20 Apr
8-12 wk
14 May
15 Jun
0 wk
18 Jun
5 wk after
Yarrow
Achillea millefolium
19 Mar – 2 Apr
4 Apr
6-8 wk
14 May
16 May
0 wk
4 Jun
3 wk after
Safflower
Carthamus tinctorius
14 May
15 Jun
0 wk
18 May
5 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
19 Mar – 2 Apr
24 May
6-8 wk
14 May
5 Jul
0 wk
26 Apr
25 Jun
3 wk before
Bishop's flower
Ammi majus
2 – 16 Apr
7 Jun
4-6 wk
14 May
5 Jul
0 wk
4 Jun
25 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
6 – 20 Mar
30 Mar
10-12 wk
29 May
8 Jun
2 wk after
Sunflower
Helianthus annuus
13 – 20 May
2 Jun
3-4 wk
10 Jun
23 Jun
4 wk after
18 Jun
5 wk after
China aster
Callistephus chinensis
15 – 29 Apr
22 May
6-8 wk
10 Jun
3 Jul
4 wk after
2 Jul
7 wk after
Annual phlox
Phlox drummondii
3 – 17 Apr
17 May
6-8 wk
29 May
28 Jun
2 wk after
2 Jul
7 wk after
Hollyhock
Alcea rosea
19 Mar – 2 Apr
6-8 wk
14 May
0 wk
4 Jun
3 wk after
Alpine delphinium
Delphinium elatum
19 Feb – 19 Mar
20 Apr
8-12 wk
14 May
15 Jun
0 wk
18 Jun
5 wk after
African marigold
Tagetes erecta
15 – 29 Apr
17 May
6-8 wk
10 Jun
28 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
27 Mar – 10 Apr
12 May
6-8 wk
22 May
23 Jun
1 wk after
2 Jul
7 wk after
Wood sage
Salvia nemorosa
5 – 19 Mar
10 Apr
8-10 wk
14 May
5 Jun
0 wk
18 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
1 – 29 Apr
10 May
6-10 wk
10 Jun
21 Jun
4 wk after
California goldenpoppy
Eschscholzia californica
14 May
10 Jul
0 wk
18 May
30 Jun
1 wk after
Painted tongue
Salpiglossis sinuata
1 – 15 Apr
23 Apr
8-10 wk
10 Jun
18 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
19 Mar – 2 Apr
4 May
6-8 wk
14 May
15 Jun
0 wk
4 Jun
5 Jun
3 wk after