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