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Method
Rel. frost
Last spring frost (0°C) 8 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 132 days 8 Jun – 18 Oct
Probability that frost is over

90% = 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)
20 Apr – 4 May
20 Jun
5-7 wk
8 Jun
25 Jul
0 wk
2 Jun
15 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
27 Apr – 11 May
2 Jul
4-6 wk
8 Jun
30 Jul
0 wk
2 Jun
20 Jul
1 wk before
Chili pepper
Capsicum annuum
Season too short
22 Mar – 19 Apr
28 Mar
8-12 wk
14 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
20 Apr – 4 May
15 Jun
5-7 wk
8 Jun
20 Jul
0 wk
26 May
10 Jul
2 wk before
Garden cucumber
Cucumis sativus
Fleece
24 – 31 May
3-4 wk
21 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
5 – 12 Jun
12 Jun
4-5 wk
10 Jul
10 Jul
5 wk after
19 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
19 – 26 Jun
3-4 wk
17 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
16 Mar – 13 Apr
5 Apr
8-12 wk
8 Jun
0 wk
21 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
2 Jun
20 Jun
1 wk before
2 Jun
10 Jun
1 wk before
Maize
Zea mays
Fleece
17 – 24 May
3-4 wk
14 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
13 – 20 May
9 Jul
3-4 wk
10 Jun
30 Jul
0 wk
21 Jun
20 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
8 Jun
10 Jul
0 wk
26 May
30 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
20 Apr – 4 May
15 Jun
5-7 wk
8 Jun
20 Jul
0 wk
26 May
10 Jul
2 wk before
Potato
Solanum tuberosum
2 – 16 May
12 Jun
4-6 wk
13 Jun
10 Jul
1 wk after
13 Jun
30 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
20 Apr – 4 May
25 Jun
5-7 wk
8 Jun
30 Jul
0 wk
2 Jun
20 Jul
1 wk before
Pumpkin
Cucurbita pepo
12 – 19 Jun
3-4 wk
10 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
13 – 20 May
6 Jul
3-4 wk
10 Jun
27 Jul
0 wk
21 Jun
17 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
27 Apr – 11 May
27 Jun
4-6 wk
8 Jun
25 Jul
0 wk
Lettuce
Lactuca sativa
11 – 18 May
14 Jul
3-4 wk
8 Jun
4 Aug
0 wk
2 Jun
25 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
27 Apr – 11 May
27 Jun
4-6 wk
8 Jun
25 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Apr – 12 May
6 Jun
2-4 wk
26 May
20 Jun
2 wk before
26 May
10 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
2 Jun
20 Jun
1 wk before
2 Jun
10 Jun
1 wk before
Spinach
Spinacia oleracea
11 – 18 May
29 Jul
3-4 wk
8 Jun
19 Aug
0 wk
19 May
9 Aug
3 wk before
Sweet potato
Ipomoea batatas
10 – 24 Jul
4-6 wk
21 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
19 Apr – 3 May
21 Apr
6-8 wk
14 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
24 May – 7 Jun
29 May
2-4 wk
21 Jun
2 wk after
19 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
27 Apr – 11 May
27 Jun
4-6 wk
8 Jun
25 Jul
0 wk
Garden pea
Pisum sativum
11 – 18 May
29 Jun
3-4 wk
8 Jun
20 Jul
0 wk
2 Jun
10 Jul
1 wk before

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
29 May – 12 Jun
4-6 wk
10 Jul
5 wk after
Lemon balm
Melissa officinalis
30 Mar – 13 Apr
25 May
8-10 wk
8 Jun
20 Jul
0 wk
4 Jul
10 Jul
4 wk after
Dill
Anethum graveolens
2 Jun
30 Jul
1 wk before
Wild chives
Allium schoenoprasum
13 – 27 Apr
8 Jun
6-8 wk
8 Jun
20 Jul
0 wk
2 Jun
10 Jul
1 wk before
Spearmint
Mentha spicata
16 Mar – 13 Apr
25 May
8-12 wk
8 Jun
20 Jul
0 wk
4 Jul
10 Jul
4 wk after
Coriander
Coriandrum sativum
8 Jun
19 Aug
0 wk
21 Jun
9 Aug
2 wk after
Garden sage
Salvia officinalis
1 – 15 Apr
10 May
8-10 wk
10 Jun
5 Jul
0 wk
Common thyme
Thymus vulgaris
30 Mar – 13 Apr
15 May
8-10 wk
8 Jun
10 Jul
0 wk
Oregano
Origanum vulgare
13 – 27 Apr
29 May
6-8 wk
8 Jun
10 Jul
0 wk
4 Jul
4 wk after
Parsley
Petroselinum crispum
13 – 27 Apr
29 May
6-8 wk
8 Jun
10 Jul
0 wk
2 Jun
30 Jun
1 wk before
Rosemary
Salvia rosmarinus
4 Mar – 1 Apr
11 Apr
10-14 wk
10 Jun
20 Jun
0 wk

Annual flowers

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Morning glory
Ipomoea tricolor
12 – 19 Jun
3-4 wk
10 Jul
5 wk after
Cornflower
Centaurea cyanus
8 Jun
20 Jul
0 wk
2 Jun
10 Jul
1 wk before
Statice
Limonium sinuatum
12 – 26 Apr
14 Apr
8-10 wk
21 Jun
2 wk after
Sweet William
Dianthus barbatus
13 – 27 Apr
6-8 wk
8 Jun
0 wk
13 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
26 Apr – 10 May
28 Apr
6-8 wk
21 Jun
2 wk after
21 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
24 Apr – 8 May
11 May
6-8 wk
19 Jun
22 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
9 May – 6 Jun
25 May
4-8 wk
4 Jul
4 wk after
4 Jul
4 wk after
Foxglove
Digitalis purpurea
30 Mar – 13 Apr
8-10 wk
8 Jun
0 wk
21 Jun
2 wk after
Busy lizzie
Impatiens walleriana
17 Apr – 15 May
1 Jun
8-12 wk
10 Jul
27 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
26 Apr – 10 May
8 May
6-8 wk
21 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
10 – 24 May
4-6 wk
21 Jun
2 wk after
Chinese lantern
Physalis alkekengi
1 – 15 Apr
25 Apr
8-10 wk
10 Jun
20 Jun
0 wk
Love in a mist
Nigella damascena
8 Jun
5 Jul
0 wk
2 Jun
25 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
26 Apr – 10 May
6-8 wk
21 Jun
2 wk after
21 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
18 Mar – 15 Apr
25 Apr
8-12 wk
10 Jun
20 Jun
0 wk
Cardoon
Cynara cardunculus
29 Mar – 26 Apr
8-12 wk
21 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
29 Mar – 26 Apr
6 Apr
8-12 wk
21 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Fleece
26 Apr – 10 May
6-8 wk
21 Jun
2 wk after
Corn poppy
Papaver rhoeas
8 Jun
20 Jul
0 wk
2 Jun
10 Jul
1 wk before
Snapdragon
Antirrhinum majus
16 Mar – 13 Apr
15 May
8-12 wk
8 Jun
10 Jul
0 wk
13 Jun
30 Jun
1 wk after
Flossflower
Ageratum houstonianum
1 – 15 May
8-10 wk
10 Jul
5 wk after
Sweet pea
Lathyrus odoratus
13 Apr – 4 May
5 Jun
5-8 wk
8 Jun
10 Jul
0 wk
Stock
Matthiola incana
13 – 27 Apr
8 Jun
6-8 wk
8 Jun
20 Jul
0 wk
21 Jun
10 Jul
2 wk after
Wormwood
Artemisia absinthium
13 – 27 Apr
9 May
6-8 wk
8 Jun
20 Jun
0 wk
21 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
10 – 24 May
4-6 wk
21 Jun
2 wk after
Garden pansy
Viola × wittrockiana
30 Mar – 13 Apr
25 May
8-10 wk
8 Jun
20 Jul
0 wk
13 Jun
10 Jul
1 wk after
Petunia
Petunia
29 Mar – 26 Apr
14 Apr
8-12 wk
21 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
15 – 29 Apr
9 May
6-8 wk
10 Jun
20 Jun
0 wk
19 Jul
6 wk after
Common zinnia
Zinnia elegans
10 – 24 May
14 May
4-6 wk
21 Jun
2 wk after
Common morning glory
Ipomoea purpurea
5 – 19 Jun
3-5 wk
10 Jul
5 wk after
Garden cosmos
Cosmos bipinnatus
10 – 24 May
25 May
4-6 wk
21 Jun
22 Jun
2 wk after
19 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
8 May – 5 Jun
8-12 wk
31 Jul
8 wk after
Bee balm
Monarda didyma
16 Mar – 13 Apr
25 Apr
8-12 wk
8 Jun
20 Jun
0 wk
4 Jul
4 wk after
Yarrow
Achillea millefolium
13 – 27 Apr
6-8 wk
8 Jun
0 wk
21 Jun
2 wk after
Safflower
Carthamus tinctorius
8 Jun
20 Jun
0 wk
2 Jun
10 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
13 – 27 Apr
29 May
6-8 wk
8 Jun
10 Jul
0 wk
23 Apr
30 Jun
7 wk before
Bishop's flower
Ammi majus
27 Apr – 11 May
12 Jun
4-6 wk
8 Jun
10 Jul
0 wk
21 Jun
30 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
29 Mar – 12 Apr
10-12 wk
21 Jun
2 wk after
Sunflower
Helianthus annuus
24 – 31 May
19 Jun
3-4 wk
21 Jun
10 Jul
2 wk after
4 Jul
4 wk after
China aster
Callistephus chinensis
26 Apr – 10 May
8 Jun
6-8 wk
21 Jun
20 Jul
2 wk after
19 Jul
6 wk after
Annual phlox
Phlox drummondii
19 Apr – 3 May
8 May
6-8 wk
14 Jun
19 Jun
1 wk after
19 Jul
6 wk after
Hollyhock
Alcea rosea
13 – 27 Apr
6-8 wk
8 Jun
0 wk
21 Jun
2 wk after
Alpine delphinium
Delphinium elatum
16 Mar – 13 Apr
25 Apr
8-12 wk
8 Jun
20 Jun
0 wk
4 Jul
4 wk after
African marigold
Tagetes erecta
26 Apr – 10 May
8 May
6-8 wk
21 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
15 – 29 Apr
29 May
6-8 wk
10 Jun
10 Jul
0 wk
19 Jul
6 wk after
Wood sage
Salvia nemorosa
30 Mar – 13 Apr
15 Apr
8-10 wk
8 Jun
10 Jun
0 wk
4 Jul
4 wk after
Black-eyed susan vine
Thunbergia alata
1 – 29 May
6-10 wk
10 Jul
5 wk after
California goldenpoppy
Eschscholzia californica
8 Jun
20 Jul
0 wk
2 Jun
10 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
12 – 26 Apr
15 May
8-10 wk
21 Jun
10 Jul
2 wk after
Water forget-me-not
Myosotis scorpioides
13 – 27 Apr
9 May
6-8 wk
8 Jun
20 Jun
0 wk
21 Jun
2 wk after