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No frost in sight Last frost normally in 5 days (14 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 14 May Normal year · 20 years of data
Frost-free season 139 days 14 May – 30 Sep
Probability that frost is over

50% = 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
16 Jun
5-7 wk
14 May
21 Jul
0 wk
18 May
11 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
2 – 16 Apr
28 Jun
4-6 wk
14 May
26 Jul
0 wk
18 May
16 Jul
1 wk after
Chili pepper
Capsicum annuum
Fleece
18 Mar – 15 Apr
29 Mar
8-12 wk
10 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
26 Mar – 9 Apr
11 Jun
5-7 wk
14 May
16 Jul
0 wk
14 May
6 Jul
0 wk
Garden cucumber
Cucumis sativus
29 May – 5 Jun
3-4 wk
26 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
22 – 29 May
1 Jun
4-5 wk
26 Jun
29 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
1 Apr
8-12 wk
14 May
27 May
0 wk
4 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
18 May
16 Jun
1 wk after
18 May
6 Jun
1 wk after
Maize
Zea mays
13 – 20 May
13 May
3-4 wk
10 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
24 Apr – 1 May
5 Jul
3-4 wk
22 May
26 Jul
1 wk after
4 Jun
16 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
14 May
6 Jul
0 wk
14 May
26 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
26 Mar – 9 Apr
11 Jun
5-7 wk
14 May
16 Jul
0 wk
14 May
6 Jul
0 wk
Potato
Solanum tuberosum
18 Apr – 2 May
1 Jun
4-6 wk
30 May
29 Jun
2 wk after
30 May
19 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
26 Mar – 9 Apr
21 Jun
5-7 wk
14 May
26 Jul
0 wk
18 May
16 Jul
1 wk after
Pumpkin
Cucurbita pepo
29 May – 5 Jun
18 Jun
3-4 wk
26 Jun
9 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
24 Apr – 1 May
12 Jun
3-4 wk
22 May
3 Jul
1 wk after
4 Jun
23 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
2 – 16 Apr
23 Jun
4-6 wk
14 May
21 Jul
0 wk
Lettuce
Lactuca sativa
16 – 23 Apr
10 Jul
3-4 wk
14 May
31 Jul
0 wk
18 May
21 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
2 – 16 Apr
23 Jun
4-6 wk
14 May
21 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
16 – 30 Apr
2 Jun
2-4 wk
14 May
16 Jun
0 wk
14 May
6 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
18 May
16 Jun
1 wk after
18 May
6 Jun
1 wk after
Spinach
Spinacia oleracea
16 – 23 Apr
25 Jul
3-4 wk
14 May
15 Aug
0 wk
10 May
5 Aug
1 wk before
Sweet potato
Ipomoea batatas
15 – 29 Jun
4-6 wk
27 Jul
11 wk after
Garden tomato
Solanum lycopersicum
15 – 29 Apr
22 Apr
6-8 wk
10 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
13 – 27 May
20 Jun
2-4 wk
10 Jun
4 Jul
4 wk after
2 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
2 – 16 Apr
23 Jun
4-6 wk
14 May
21 Jul
0 wk
Garden pea
Pisum sativum
16 – 23 Apr
25 Jun
3-4 wk
14 May
16 Jul
0 wk
18 May
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
15 – 29 May
27 May
4-6 wk
26 Jun
6 wk after
Lemon balm
Melissa officinalis
5 – 19 Mar
21 May
8-10 wk
14 May
16 Jul
0 wk
18 Jun
6 Jul
5 wk after
Dill
Anethum graveolens
18 May
26 Jul
1 wk after
Wild chives
Allium schoenoprasum
19 Mar – 2 Apr
4 Jun
6-8 wk
14 May
16 Jul
0 wk
18 May
6 Jul
1 wk after
Spearmint
Mentha spicata
19 Feb – 19 Mar
21 May
8-12 wk
14 May
16 Jul
0 wk
18 Jun
6 Jul
5 wk after
Coriander
Coriandrum sativum
14 May
15 Aug
0 wk
4 Jun
5 Aug
3 wk after
Garden sage
Salvia officinalis
13 – 27 Mar
6 May
8-10 wk
22 May
1 Jul
1 wk after
Common thyme
Thymus vulgaris
5 – 19 Mar
11 May
8-10 wk
14 May
6 Jul
0 wk
Oregano
Origanum vulgare
19 Mar – 2 Apr
25 May
6-8 wk
14 May
6 Jul
0 wk
18 Jun
26 Jun
5 wk after
Parsley
Petroselinum crispum
19 Mar – 2 Apr
25 May
6-8 wk
14 May
6 Jul
0 wk
18 May
26 Jun
1 wk after
Rosemary
Salvia rosmarinus
13 Feb – 13 Mar
7 Apr
10-14 wk
22 May
16 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
29 May – 5 Jun
3 Jun
3-4 wk
26 Jun
6 wk after
Cornflower
Centaurea cyanus
14 May
16 Jul
0 wk
18 May
6 Jul
1 wk after
Statice
Limonium sinuatum
1 – 15 Apr
30 Apr
8-10 wk
10 Jun
25 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
14 May
6-8 wk
10 Jun
25 Jun
4 wk after
27 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
7 – 21 Apr
18 May
6-8 wk
2 Jun
29 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
23 Apr – 21 May
1 Jun
4-8 wk
18 Jun
29 Jun
5 wk after
18 Jun
19 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
23 Jun
8-12 wk
26 Jun
18 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
15 – 29 Apr
24 May
6-8 wk
10 Jun
5 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
29 Apr – 13 May
6 May
4-6 wk
10 Jun
4 wk after
Chinese lantern
Physalis alkekengi
13 – 27 Mar
21 Apr
8-10 wk
22 May
16 Jun
1 wk after
Love in a mist
Nigella damascena
14 May
1 Jul
0 wk
18 May
21 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
15 – 29 Apr
4 May
6-8 wk
10 Jun
15 Jun
4 wk after
27 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
27 Feb – 27 Mar
21 Apr
8-12 wk
22 May
16 Jun
1 wk after
Cardoon
Cynara cardunculus
18 Mar – 15 Apr
22 Mar
8-12 wk
10 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
3 Apr – 1 May
19 Apr
8-12 wk
26 Jun
6 wk after
Globe amaranth
Gomphrena globosa
1 – 15 May
3 May
6-8 wk
26 Jun
6 wk after
Corn poppy
Papaver rhoeas
14 May
16 Jul
0 wk
18 May
6 Jul
1 wk after
Snapdragon
Antirrhinum majus
19 Feb – 19 Mar
11 May
8-12 wk
14 May
6 Jul
0 wk
30 May
26 Jun
2 wk after
Flossflower
Ageratum houstonianum
17 Apr – 1 May
10 May
8-10 wk
26 Jun
5 Jul
6 wk after
Sweet pea
Lathyrus odoratus
19 Mar – 9 Apr
1 Jun
5-8 wk
14 May
6 Jul
0 wk
Stock
Matthiola incana
19 Mar – 2 Apr
4 Jun
6-8 wk
14 May
16 Jul
0 wk
4 Jun
6 Jul
3 wk after
Wormwood
Artemisia absinthium
19 Mar – 2 Apr
5 May
6-8 wk
14 May
16 Jun
0 wk
4 Jun
6 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
15 – 29 May
4-6 wk
26 Jun
6 wk after
Garden pansy
Viola × wittrockiana
5 – 19 Mar
21 May
8-10 wk
14 May
16 Jul
0 wk
30 May
6 Jul
2 wk after
Petunia
Petunia
18 Mar – 15 Apr
30 Apr
8-12 wk
10 Jun
25 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
27 Mar – 10 Apr
5 May
6-8 wk
22 May
16 Jun
1 wk after
2 Jul
7 wk after
Common zinnia
Zinnia elegans
29 Apr – 13 May
5 Jun
4-6 wk
10 Jun
3 Jul
4 wk after
Common morning glory
Ipomoea purpurea
22 May – 5 Jun
3 Jun
3-5 wk
26 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
29 Apr – 13 May
1 Jun
4-6 wk
10 Jun
29 Jun
4 wk after
2 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
13 Apr – 11 May
19 May
8-12 wk
6 Jul
14 Jul
8 wk after
Bee balm
Monarda didyma
19 Feb – 19 Mar
21 Apr
8-12 wk
14 May
16 Jun
0 wk
18 Jun
5 wk after
Yarrow
Achillea millefolium
19 Mar – 2 Apr
5 Apr
6-8 wk
14 May
17 May
0 wk
4 Jun
3 wk after
Safflower
Carthamus tinctorius
14 May
16 Jun
0 wk
18 May
6 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
19 Mar – 2 Apr
25 May
6-8 wk
14 May
6 Jul
0 wk
26 Apr
26 Jun
3 wk before
Bishop's flower
Ammi majus
2 – 16 Apr
8 Jun
4-6 wk
14 May
6 Jul
0 wk
4 Jun
26 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Fleece
18 Mar – 1 Apr
31 Mar
10-12 wk
10 Jun
4 wk after
Sunflower
Helianthus annuus
13 – 20 May
15 Jun
3-4 wk
10 Jun
6 Jul
4 wk after
18 Jun
26 Jun
5 wk after
China aster
Callistephus chinensis
15 – 29 Apr
4 Jun
6-8 wk
10 Jun
16 Jul
4 wk after
2 Jul
6 Jul
7 wk after
Annual phlox
Phlox drummondii
3 – 17 Apr
24 May
6-8 wk
29 May
5 Jul
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
21 Apr
8-12 wk
14 May
16 Jun
0 wk
18 Jun
5 wk after
African marigold
Tagetes erecta
15 – 29 Apr
24 May
6-8 wk
10 Jun
5 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
27 Mar – 10 Apr
25 May
6-8 wk
22 May
6 Jul
1 wk after
2 Jul
7 wk after
Wood sage
Salvia nemorosa
5 – 19 Mar
11 Apr
8-10 wk
14 May
6 Jun
0 wk
18 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
17 Apr – 15 May
13 May
6-10 wk
26 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
14 May
16 Jul
0 wk
18 May
6 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
1 – 15 Apr
4 May
8-10 wk
10 Jun
29 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
19 Mar – 2 Apr
5 May
6-8 wk
14 May
16 Jun
0 wk
4 Jun
6 Jun
3 wk after