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No frost in sight Last frost normally in 8 days (17 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 17 May Frost 3 of 4 years · 20 years of data
Frost-free season 110 days 17 May – 4 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)
29 Mar – 12 Apr
13 Jun
5-7 wk
17 May
18 Jul
0 wk
18 May
8 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
5 – 19 Apr
25 Jun
4-6 wk
17 May
23 Jul
0 wk
18 May
13 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
5 Mar – 2 Apr
30 Mar
8-12 wk
28 May
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
29 Mar – 12 Apr
8 Jun
5-7 wk
17 May
13 Jul
0 wk
17 May
3 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
9 – 16 May
24 May
3-4 wk
6 Jun
14 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
16 – 23 May
18 May
4-5 wk
20 Jun
5 wk after
29 Jun
6 wk after
Butter bean
Phaseolus lunatus
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
22 Feb – 22 Mar
22 Mar
8-12 wk
17 May
17 May
0 wk
30 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
18 May
6 Jun
0 wk
18 May
27 May
0 wk
Maize
Zea mays
Fleece
30 Apr – 7 May
14 May
3-4 wk
28 May
4 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
25 Apr – 2 May
28 Jun
3-4 wk
23 May
19 Jul
1 wk after
30 May
9 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 May
3 Jul
0 wk
17 May
23 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
29 Mar – 12 Apr
8 Jun
5-7 wk
17 May
13 Jul
0 wk
17 May
3 Jul
0 wk
Potato
Solanum tuberosum
15 – 29 Apr
16 May
4-6 wk
27 May
13 Jun
1 wk after
27 May
3 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Mar – 12 Apr
18 Jun
5-7 wk
17 May
23 Jul
0 wk
18 May
13 Jul
0 wk
Pumpkin
Cucurbita pepo
23 – 30 May
29 May
3-4 wk
20 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
25 Apr – 2 May
23 May
3-4 wk
23 May
13 Jun
1 wk after
30 May
3 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
5 – 19 Apr
20 Jun
4-6 wk
17 May
18 Jul
0 wk
Lettuce
Lactuca sativa
19 – 26 Apr
7 Jul
3-4 wk
17 May
28 Jul
0 wk
18 May
18 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
5 – 19 Apr
20 Jun
4-6 wk
17 May
18 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
19 Apr – 3 May
26 May
2-4 wk
17 May
9 Jun
0 wk
17 May
30 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
18 May
6 Jun
0 wk
18 May
27 May
0 wk
Spinach
Spinacia oleracea
19 – 26 Apr
22 Jul
3-4 wk
17 May
12 Aug
0 wk
14 May
2 Aug
0 wk
Sweet potato
Ipomoea batatas
11 – 25 Jun
4-6 wk
23 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
2 – 16 Apr
23 Apr
6-8 wk
28 May
4 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
9 – 23 May
31 May
2-4 wk
6 Jun
14 Jun
3 wk after
29 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
5 – 19 Apr
20 Jun
4-6 wk
17 May
18 Jul
0 wk
Garden pea
Pisum sativum
19 – 26 Apr
22 Jun
3-4 wk
17 May
13 Jul
0 wk
18 May
3 Jul
0 wk

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
9 – 23 May
4-6 wk
20 Jun
5 wk after
Lemon balm
Melissa officinalis
8 – 22 Mar
18 May
8-10 wk
17 May
13 Jul
0 wk
11 Jun
3 Jul
4 wk after
Dill
Anethum graveolens
18 May
19 Jul
0 wk
Wild chives
Allium schoenoprasum
22 Mar – 5 Apr
1 Jun
6-8 wk
17 May
13 Jul
0 wk
18 May
3 Jul
0 wk
Spearmint
Mentha spicata
22 Feb – 22 Mar
18 May
8-12 wk
17 May
13 Jul
0 wk
11 Jun
3 Jul
4 wk after
Coriander
Coriandrum sativum
17 May
8 Aug
0 wk
30 May
29 Jul
2 wk after
Garden sage
Salvia officinalis
14 – 28 Mar
3 May
8-10 wk
23 May
28 Jun
1 wk after
Common thyme
Thymus vulgaris
8 – 22 Mar
8 May
8-10 wk
17 May
3 Jul
0 wk
Oregano
Origanum vulgare
22 Mar – 5 Apr
22 May
6-8 wk
17 May
3 Jul
0 wk
11 Jun
23 Jun
4 wk after
Parsley
Petroselinum crispum
22 Mar – 5 Apr
22 May
6-8 wk
17 May
3 Jul
0 wk
18 May
23 Jun
0 wk
Rosemary
Salvia rosmarinus
14 Feb – 14 Mar
21 Mar
10-14 wk
23 May
30 May
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
23 – 30 May
3-4 wk
20 Jun
5 wk after
Cornflower
Centaurea cyanus
17 May
13 Jul
0 wk
18 May
3 Jul
0 wk
Statice
Limonium sinuatum
28 Mar – 11 Apr
20 Apr
8-10 wk
6 Jun
15 Jun
3 wk after
Sweet William
Dianthus barbatus
22 Mar – 5 Apr
6-8 wk
17 May
0 wk
27 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
11 – 25 Apr
4 May
6-8 wk
6 Jun
15 Jun
3 wk after
23 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
6 – 20 Apr
9 May
6-8 wk
1 Jun
20 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
16 Apr – 14 May
23 May
4-8 wk
11 Jun
20 Jun
4 wk after
11 Jun
4 wk after
Foxglove
Digitalis purpurea
8 – 22 Mar
8-10 wk
17 May
0 wk
30 May
2 wk after
Busy lizzie
Impatiens walleriana
28 Mar – 25 Apr
6 Jun
8-12 wk
20 Jun
1 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
11 – 25 Apr
14 May
6-8 wk
6 Jun
25 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
25 Apr – 9 May
4-6 wk
6 Jun
3 wk after
Chinese lantern
Physalis alkekengi
14 – 28 Mar
14 Apr
8-10 wk
23 May
9 Jun
1 wk after
Love in a mist
Nigella damascena
17 May
28 Jun
0 wk
18 May
18 Jun
0 wk
Strawflower
Xerochrysum bracteatum
11 – 25 Apr
24 Apr
6-8 wk
6 Jun
3 wk after
23 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
28 Feb – 28 Mar
14 Apr
8-12 wk
23 May
9 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
5 Mar – 2 Apr
19 Mar
8-12 wk
28 May
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
14 Mar – 11 Apr
11 Apr
8-12 wk
6 Jun
6 Jun
3 wk after
Globe amaranth
Gomphrena globosa
Fleece
11 – 25 Apr
25 Apr
6-8 wk
6 Jun
6 Jun
3 wk after
Corn poppy
Papaver rhoeas
17 May
13 Jul
0 wk
18 May
3 Jul
0 wk
Snapdragon
Antirrhinum majus
22 Feb – 22 Mar
8 May
8-12 wk
17 May
3 Jul
0 wk
27 May
23 Jun
1 wk after
Flossflower
Ageratum houstonianum
11 – 25 Apr
30 Apr
8-10 wk
20 Jun
25 Jun
5 wk after
Sweet pea
Lathyrus odoratus
22 Mar – 12 Apr
29 May
5-8 wk
17 May
3 Jul
0 wk
Stock
Matthiola incana
22 Mar – 5 Apr
1 Jun
6-8 wk
17 May
13 Jul
0 wk
30 May
3 Jul
2 wk after
Wormwood
Artemisia absinthium
22 Mar – 5 Apr
2 May
6-8 wk
17 May
13 Jun
0 wk
30 May
3 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
25 Apr – 9 May
4 May
4-6 wk
6 Jun
3 wk after
Garden pansy
Viola × wittrockiana
8 – 22 Mar
18 May
8-10 wk
17 May
13 Jul
0 wk
27 May
3 Jul
1 wk after
Petunia
Petunia
14 Mar – 11 Apr
20 Apr
8-12 wk
6 Jun
15 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
28 Mar – 11 Apr
28 Apr
6-8 wk
23 May
9 Jun
1 wk after
29 Jun
6 wk after
Common zinnia
Zinnia elegans
25 Apr – 9 May
19 May
4-6 wk
6 Jun
16 Jun
3 wk after
Common morning glory
Ipomoea purpurea
16 – 30 May
3-5 wk
20 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
25 Apr – 9 May
23 May
4-6 wk
6 Jun
20 Jun
3 wk after
29 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
28 Mar – 25 Apr
11 May
8-12 wk
20 Jun
6 Jul
5 wk after
Bee balm
Monarda didyma
22 Feb – 22 Mar
18 Apr
8-12 wk
17 May
13 Jun
0 wk
11 Jun
4 wk after
Yarrow
Achillea millefolium
22 Mar – 5 Apr
2 Apr
6-8 wk
17 May
0 wk
30 May
2 wk after
Safflower
Carthamus tinctorius
17 May
13 Jun
0 wk
18 May
3 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
22 Mar – 5 Apr
22 May
6-8 wk
17 May
3 Jul
0 wk
1 May
23 Jun
2 wk before
Bishop's flower
Ammi majus
5 – 19 Apr
5 Jun
4-6 wk
17 May
3 Jul
0 wk
30 May
23 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
5 – 19 Mar
31 Mar
10-12 wk
28 May
9 Jun
2 wk after
Sunflower
Helianthus annuus
9 – 16 May
29 May
3-4 wk
6 Jun
19 Jun
3 wk after
11 Jun
4 wk after
China aster
Callistephus chinensis
11 – 25 Apr
18 May
6-8 wk
6 Jun
29 Jun
3 wk after
29 Jun
6 wk after
Annual phlox
Phlox drummondii
2 – 16 Apr
14 May
6-8 wk
28 May
25 Jun
2 wk after
29 Jun
6 wk after
Hollyhock
Alcea rosea
22 Mar – 5 Apr
6-8 wk
17 May
0 wk
30 May
2 wk after
Alpine delphinium
Delphinium elatum
22 Feb – 22 Mar
18 Apr
8-12 wk
17 May
13 Jun
0 wk
11 Jun
4 wk after
African marigold
Tagetes erecta
11 – 25 Apr
14 May
6-8 wk
6 Jun
25 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
28 Mar – 11 Apr
8 May
6-8 wk
23 May
19 Jun
1 wk after
29 Jun
6 wk after
Wood sage
Salvia nemorosa
8 – 22 Mar
8 Apr
8-10 wk
17 May
3 Jun
0 wk
11 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
11 Apr – 9 May
23 Apr
6-10 wk
20 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
17 May
13 Jul
0 wk
18 May
3 Jul
0 wk
Painted tongue
Salpiglossis sinuata
28 Mar – 11 Apr
20 Apr
8-10 wk
6 Jun
15 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
22 Mar – 5 Apr
2 May
6-8 wk
17 May
13 Jun
0 wk
30 May
3 Jun
2 wk after