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Method
Rel. frost
Last spring frost (0°C) 17 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 85 days 17 Jun – 10 Sep
Probability that frost is over

75% = 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 Apr – 13 May
16 Jun
5-7 wk
17 Jun
21 Jul
0 wk
21 Jun
11 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
6 – 20 May
28 Jun
4-6 wk
17 Jun
26 Jul
0 wk
21 Jun
16 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
29 Apr – 13 May
11 Jun
5-7 wk
17 Jun
16 Jul
0 wk
17 Jun
6 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
26 May – 2 Jun
2 Jun
4-5 wk
30 Jun
30 Jun
2 wk after
22 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
28 Jun – 5 Jul
3-4 wk
26 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
25 Mar – 22 Apr
1 Apr
8-12 wk
17 Jun
0 wk
17 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
21 Jun
1 wk after
21 Jun
1 wk after
Maize
Zea mays
Greenhouse
20 – 27 May
30 May
3-4 wk
17 Jun
20 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
22 – 29 May
29 Jun
3-4 wk
19 Jun
20 Jul
0 wk
8 Jul
10 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 Jun
6 Jul
0 wk
17 Jun
26 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
29 Apr – 13 May
11 Jun
5-7 wk
17 Jun
16 Jul
0 wk
17 Jun
6 Jul
0 wk
Potato
Solanum tuberosum
22 May – 5 Jun
4-6 wk
3 Jul
2 wk after
3 Jul
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Apr – 13 May
21 Jun
5-7 wk
17 Jun
26 Jul
0 wk
21 Jun
16 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
2 – 9 Jun
14 Jun
3-4 wk
30 Jun
5 Jul
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
22 – 29 May
3-4 wk
19 Jun
0 wk
8 Jul
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
6 – 20 May
23 Jun
4-6 wk
17 Jun
21 Jul
0 wk
Lettuce
Lactuca sativa
20 – 27 May
10 Jul
3-4 wk
17 Jun
31 Jul
0 wk
21 Jun
21 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
6 – 20 May
23 Jun
4-6 wk
17 Jun
21 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
20 May – 3 Jun
26 May
2-4 wk
17 Jun
0 wk
17 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
21 Jun
1 wk after
21 Jun
1 wk after
Spinach
Spinacia oleracea
20 – 27 May
25 Jul
3-4 wk
17 Jun
15 Aug
0 wk
13 Jun
5 Aug
1 wk before
Sweet potato
Ipomoea batatas
19 Jul – 2 Aug
4-6 wk
30 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
22 Apr – 6 May
9 May
6-8 wk
17 Jun
20 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
2 – 16 Jun
2-4 wk
30 Jun
2 wk after
5 Aug
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
6 – 20 May
23 Jun
4-6 wk
17 Jun
21 Jul
0 wk
Garden pea
Pisum sativum
20 – 27 May
25 Jun
3-4 wk
17 Jun
16 Jul
0 wk
21 Jun
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
Fleece
19 May – 2 Jun
23 May
4-6 wk
30 Jun
2 wk after
Lemon balm
Melissa officinalis
8 – 22 Apr
21 May
8-10 wk
17 Jun
16 Jul
0 wk
22 Jul
5 wk after
Dill
Anethum graveolens
21 Jun
20 Jul
1 wk after
Wild chives
Allium schoenoprasum
22 Apr – 6 May
4 Jun
6-8 wk
17 Jun
16 Jul
0 wk
21 Jun
6 Jul
1 wk after
Spearmint
Mentha spicata
25 Mar – 22 Apr
21 May
8-12 wk
17 Jun
16 Jul
0 wk
22 Jul
5 wk after
Coriander
Coriandrum sativum
17 Jun
9 Aug
0 wk
8 Jul
30 Jul
3 wk after
Garden sage
Salvia officinalis
10 – 24 Apr
6 May
8-10 wk
19 Jun
1 Jul
0 wk
Common thyme
Thymus vulgaris
8 – 22 Apr
11 May
8-10 wk
17 Jun
6 Jul
0 wk
Oregano
Origanum vulgare
22 Apr – 6 May
25 May
6-8 wk
17 Jun
6 Jul
0 wk
22 Jul
5 wk after
Parsley
Petroselinum crispum
22 Apr – 6 May
25 May
6-8 wk
17 Jun
6 Jul
0 wk
21 Jun
26 Jun
1 wk after
Rosemary
Salvia rosmarinus
Fleece
11 Mar – 8 Apr
7 Apr
10-14 wk
17 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
Fleece
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
Cornflower
Centaurea cyanus
17 Jun
16 Jul
0 wk
21 Jun
6 Jul
1 wk after
Statice
Limonium sinuatum
21 Apr – 5 May
21 Apr
8-10 wk
30 Jun
2 wk after
Sweet William
Dianthus barbatus
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
3 Jul
2 wk after
Snow-on-the-mountain
Euphorbia marginata
5 – 19 May
5 May
6-8 wk
30 Jun
2 wk after
30 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
3 – 17 May
9 May
6-8 wk
28 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
13 May – 10 Jun
3 Jun
4-8 wk
8 Jul
3 wk after
8 Jul
3 wk after
Foxglove
Digitalis purpurea
8 – 22 Apr
8-10 wk
17 Jun
0 wk
8 Jul
3 wk after
Busy lizzie
Impatiens walleriana
26 Apr – 24 May
10 Jun
8-12 wk
19 Jul
5 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
5 – 19 May
15 May
6-8 wk
30 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
19 May – 2 Jun
4-6 wk
30 Jun
2 wk after
Chinese lantern
Physalis alkekengi
10 – 24 Apr
15 Apr
8-10 wk
19 Jun
0 wk
Love in a mist
Nigella damascena
17 Jun
1 Jul
0 wk
21 Jun
21 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
5 – 19 May
6-8 wk
30 Jun
2 wk after
30 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
27 Mar – 24 Apr
15 Apr
8-12 wk
19 Jun
0 wk
Cardoon
Cynara cardunculus
Greenhouse
25 Mar – 22 Apr
8-12 wk
17 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Fleece
7 Apr – 5 May
15 Apr
8-12 wk
30 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Fleece
5 – 19 May
6-8 wk
30 Jun
2 wk after
Corn poppy
Papaver rhoeas
17 Jun
16 Jul
0 wk
21 Jun
6 Jul
1 wk after
Snapdragon
Antirrhinum majus
25 Mar – 22 Apr
11 May
8-12 wk
17 Jun
6 Jul
0 wk
3 Jul
2 wk after
Flossflower
Ageratum houstonianum
Fleece
21 Apr – 5 May
12 May
8-10 wk
30 Jun
7 Jul
2 wk after
Sweet pea
Lathyrus odoratus
22 Apr – 13 May
1 Jun
5-8 wk
17 Jun
6 Jul
0 wk
Stock
Matthiola incana
22 Apr – 6 May
4 Jun
6-8 wk
17 Jun
16 Jul
0 wk
8 Jul
3 wk after
Wormwood
Artemisia absinthium
22 Apr – 6 May
5 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
19 May – 2 Jun
4-6 wk
30 Jun
2 wk after
Garden pansy
Viola × wittrockiana
8 – 22 Apr
21 May
8-10 wk
17 Jun
16 Jul
0 wk
3 Jul
6 Jul
2 wk after
Petunia
Petunia
7 Apr – 5 May
21 Apr
8-12 wk
30 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
24 Apr – 8 May
29 Apr
6-8 wk
19 Jun
0 wk
5 Aug
7 wk after
Common zinnia
Zinnia elegans
19 May – 2 Jun
23 May
4-6 wk
30 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Fleece
26 May – 9 Jun
30 May
3-5 wk
30 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
19 May – 2 Jun
23 May
4-6 wk
30 Jun
2 wk after
5 Aug
7 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
7 Apr – 5 May
25 May
8-12 wk
30 Jun
20 Jul
2 wk after
Bee balm
Monarda didyma
25 Mar – 22 Apr
21 Apr
8-12 wk
17 Jun
0 wk
22 Jul
5 wk after
Yarrow
Achillea millefolium
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Safflower
Carthamus tinctorius
17 Jun
0 wk
21 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
22 Apr – 6 May
25 May
6-8 wk
17 Jun
6 Jul
0 wk
30 May
26 Jun
3 wk before
Bishop's flower
Ammi majus
6 – 20 May
8 Jun
4-6 wk
17 Jun
6 Jul
0 wk
8 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
31 Mar – 14 Apr
2 Apr
10-12 wk
23 Jun
1 wk after
Sunflower
Helianthus annuus
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
22 Jul
5 wk after
China aster
Callistephus chinensis
5 – 19 May
20 May
6-8 wk
30 Jun
1 Jul
2 wk after
5 Aug
7 wk after
Annual phlox
Phlox drummondii
28 Apr – 12 May
15 May
6-8 wk
23 Jun
26 Jun
1 wk after
5 Aug
7 wk after
Hollyhock
Alcea rosea
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Alpine delphinium
Delphinium elatum
25 Mar – 22 Apr
21 Apr
8-12 wk
17 Jun
0 wk
22 Jul
5 wk after
African marigold
Tagetes erecta
5 – 19 May
15 May
6-8 wk
30 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
24 Apr – 8 May
10 May
6-8 wk
19 Jun
21 Jun
0 wk
5 Aug
7 wk after
Wood sage
Salvia nemorosa
8 – 22 Apr
11 Apr
8-10 wk
17 Jun
0 wk
22 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
21 Apr – 19 May
9 May
6-10 wk
30 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
17 Jun
16 Jul
0 wk
21 Jun
6 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
21 Apr – 5 May
8-10 wk
30 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
22 Apr – 6 May
5 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after