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Method
Rel. frost
Last spring frost (0°C) 7 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 117 days 7 Jun – 2 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)
19 Apr – 3 May
15 Jun
5-7 wk
7 Jun
20 Jul
0 wk
11 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
26 Apr – 10 May
27 Jun
4-6 wk
7 Jun
25 Jul
0 wk
11 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
19 Apr – 3 May
10 Jun
5-7 wk
7 Jun
15 Jul
0 wk
7 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
25 May – 1 Jun
3-4 wk
22 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
15 – 22 Jun
4-5 wk
20 Jul
6 wk after
26 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
27 Jun – 4 Jul
3-4 wk
25 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
15 Mar – 12 Apr
31 Mar
8-12 wk
7 Jun
0 wk
28 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
11 Jun
15 Jun
1 wk after
11 Jun
1 wk after
Maize
Zea mays
Season too short
11 – 18 May
3-4 wk
8 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 May
4 Jul
3-4 wk
15 Jun
25 Jul
1 wk after
28 Jun
15 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
7 Jun
5 Jul
0 wk
7 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
19 Apr – 3 May
10 Jun
5-7 wk
7 Jun
15 Jul
0 wk
7 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
12 – 26 May
3 Jun
4-6 wk
23 Jun
1 Jul
2 wk after
23 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
19 Apr – 3 May
20 Jun
5-7 wk
7 Jun
25 Jul
0 wk
11 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Greenhouse
25 May – 1 Jun
3-4 wk
22 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 May
9 Jun
3-4 wk
15 Jun
30 Jun
1 wk after
28 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
26 Apr – 10 May
22 Jun
4-6 wk
7 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
10 – 17 May
9 Jul
3-4 wk
7 Jun
30 Jul
0 wk
11 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Apr – 10 May
22 Jun
4-6 wk
7 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
10 – 24 May
1 Jun
2-4 wk
7 Jun
15 Jun
0 wk
7 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
11 Jun
15 Jun
1 wk after
11 Jun
1 wk after
Spinach
Spinacia oleracea
10 – 17 May
24 Jul
3-4 wk
7 Jun
14 Aug
0 wk
3 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
9 – 23 Jul
4-6 wk
20 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
13 – 27 Apr
6-8 wk
8 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
11 – 25 May
21 May
2-4 wk
8 Jun
0 wk
28 Jun
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
26 Apr – 10 May
22 Jun
4-6 wk
7 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
10 – 17 May
24 Jun
3-4 wk
7 Jun
15 Jul
0 wk
11 Jun
5 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
Greenhouse
11 – 25 May
4-6 wk
22 Jun
2 wk after
Lemon balm
Melissa officinalis
29 Mar – 12 Apr
20 May
8-10 wk
7 Jun
15 Jul
0 wk
12 Jul
5 wk after
Dill
Anethum graveolens
11 Jun
25 Jul
1 wk after
Wild chives
Allium schoenoprasum
12 – 26 Apr
3 Jun
6-8 wk
7 Jun
15 Jul
0 wk
11 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
15 Mar – 12 Apr
20 May
8-12 wk
7 Jun
15 Jul
0 wk
12 Jul
5 wk after
Coriander
Coriandrum sativum
7 Jun
14 Aug
0 wk
28 Jun
4 Aug
3 wk after
Garden sage
Salvia officinalis
6 – 20 Apr
5 May
8-10 wk
15 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
29 Mar – 12 Apr
10 May
8-10 wk
7 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
12 – 26 Apr
24 May
6-8 wk
7 Jun
5 Jul
0 wk
12 Jul
5 wk after
Parsley
Petroselinum crispum
12 – 26 Apr
24 May
6-8 wk
7 Jun
5 Jul
0 wk
11 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
9 Mar – 6 Apr
6 Apr
10-14 wk
15 Jun
15 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
Greenhouse
25 May – 1 Jun
3-4 wk
22 Jun
2 wk after
Cornflower
Centaurea cyanus
7 Jun
15 Jul
0 wk
11 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Fleece
13 – 27 Apr
13 Apr
8-10 wk
22 Jun
2 wk after
Sweet William
Dianthus barbatus
12 – 26 Apr
6-8 wk
7 Jun
0 wk
23 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
27 Apr – 11 May
27 Apr
6-8 wk
22 Jun
2 wk after
5 Aug
8 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
20 Apr – 4 May
28 Apr
6-8 wk
15 Jun
1 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
3 – 31 May
12 May
4-8 wk
28 Jun
3 wk after
28 Jun
3 wk after
Foxglove
Digitalis purpurea
29 Mar – 12 Apr
8-10 wk
7 Jun
0 wk
28 Jun
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
11 Apr – 9 May
15 May
8-12 wk
4 Jul
10 Jul
4 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
27 Apr – 11 May
7 May
6-8 wk
22 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
23 May – 6 Jun
4-6 wk
4 Jul
4 wk after
Chinese lantern
Physalis alkekengi
6 – 20 Apr
20 Apr
8-10 wk
15 Jun
15 Jun
1 wk after
Love in a mist
Nigella damascena
7 Jun
30 Jun
0 wk
11 Jun
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Fleece
27 Apr – 11 May
6-8 wk
22 Jun
2 wk after
5 Aug
8 wk after
Purple-top vervain
Verbena bonariensis
23 Mar – 20 Apr
20 Apr
8-12 wk
15 Jun
15 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
30 Mar – 27 Apr
8-12 wk
22 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
2 wk after
Corn poppy
Papaver rhoeas
7 Jun
15 Jul
0 wk
11 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
15 Mar – 12 Apr
10 May
8-12 wk
7 Jun
5 Jul
0 wk
23 Jun
25 Jun
2 wk after
Flossflower
Ageratum houstonianum
Fleece
25 Apr – 9 May
8-10 wk
4 Jul
4 wk after
Sweet pea
Lathyrus odoratus
12 Apr – 3 May
31 May
5-8 wk
7 Jun
5 Jul
0 wk
Stock
Matthiola incana
12 – 26 Apr
3 Jun
6-8 wk
7 Jun
15 Jul
0 wk
28 Jun
5 Jul
3 wk after
Wormwood
Artemisia absinthium
12 – 26 Apr
4 May
6-8 wk
7 Jun
15 Jun
0 wk
28 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
11 – 25 May
4-6 wk
22 Jun
2 wk after
Garden pansy
Viola × wittrockiana
29 Mar – 12 Apr
20 May
8-10 wk
7 Jun
15 Jul
0 wk
23 Jun
5 Jul
2 wk after
Petunia
Petunia
Fleece
30 Mar – 27 Apr
13 Apr
8-12 wk
22 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
20 Apr – 4 May
4 May
6-8 wk
15 Jun
15 Jun
1 wk after
26 Jul
7 wk after
Common zinnia
Zinnia elegans
Fleece
11 – 25 May
4-6 wk
22 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
18 May – 1 Jun
3-5 wk
22 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
11 – 25 May
12 May
4-6 wk
22 Jun
2 wk after
12 Jul
5 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
11 Apr – 9 May
19 Apr
8-12 wk
4 Jul
4 wk after
Bee balm
Monarda didyma
15 Mar – 12 Apr
20 Apr
8-12 wk
7 Jun
15 Jun
0 wk
12 Jul
5 wk after
Yarrow
Achillea millefolium
12 – 26 Apr
6-8 wk
7 Jun
0 wk
28 Jun
3 wk after
Safflower
Carthamus tinctorius
7 Jun
15 Jun
0 wk
11 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
12 – 26 Apr
24 May
6-8 wk
7 Jun
5 Jul
0 wk
20 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
26 Apr – 10 May
7 Jun
4-6 wk
7 Jun
5 Jul
0 wk
28 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
30 Mar – 13 Apr
10-12 wk
22 Jun
2 wk after
Sunflower
Helianthus annuus
6 – 13 Jun
14 Jun
3-4 wk
4 Jul
5 Jul
4 wk after
12 Jul
5 wk after
China aster
Callistephus chinensis
9 – 23 May
3 Jun
6-8 wk
4 Jul
15 Jul
4 wk after
26 Jul
7 wk after
Annual phlox
Phlox drummondii
Fleece
13 – 27 Apr
7 May
6-8 wk
8 Jun
18 Jun
0 wk
12 Jul
5 wk after
Hollyhock
Alcea rosea
12 – 26 Apr
6-8 wk
7 Jun
0 wk
28 Jun
3 wk after
Alpine delphinium
Delphinium elatum
15 Mar – 12 Apr
20 Apr
8-12 wk
7 Jun
15 Jun
0 wk
12 Jul
5 wk after
African marigold
Tagetes erecta
Fleece
27 Apr – 11 May
7 May
6-8 wk
22 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
1 wk after
26 Jul
7 wk after
Wood sage
Salvia nemorosa
29 Mar – 12 Apr
10 Apr
8-10 wk
7 Jun
0 wk
12 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
13 Apr – 11 May
13 Apr
6-10 wk
22 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
7 Jun
15 Jul
0 wk
11 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
25 Apr – 9 May
10 May
8-10 wk
4 Jul
5 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
12 – 26 Apr
4 May
6-8 wk
7 Jun
15 Jun
0 wk
28 Jun
3 wk after