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Method
Rel. frost
Last spring frost (0°C) 3 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 111 days 3 Jun – 22 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)
15 – 29 Apr
15 Jun
5-7 wk
3 Jun
20 Jul
0 wk
7 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
22 Apr – 6 May
27 Jun
4-6 wk
3 Jun
25 Jul
0 wk
7 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
17 Mar – 14 Apr
11 Apr
8-12 wk
9 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
15 – 29 Apr
10 Jun
5-7 wk
3 Jun
15 Jul
0 wk
3 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
19 – 26 May
5 Jun
3-4 wk
16 Jun
26 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
31 May – 7 Jun
4-5 wk
5 Jul
5 wk after
22 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
14 – 21 Jun
3-4 wk
12 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
11 Mar – 8 Apr
29 Mar
8-12 wk
3 Jun
0 wk
24 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
7 Jun
13 Jun
1 wk after
7 Jun
1 wk after
Maize
Zea mays
19 – 26 May
3-4 wk
16 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
8 – 15 May
4 Jul
3-4 wk
5 Jun
25 Jul
0 wk
24 Jun
15 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
3 Jun
5 Jul
0 wk
3 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
15 – 29 Apr
10 Jun
5-7 wk
3 Jun
15 Jul
0 wk
3 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
8 – 22 May
24 May
4-6 wk
19 Jun
21 Jun
2 wk after
19 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
15 – 29 Apr
20 Jun
5-7 wk
3 Jun
25 Jul
0 wk
7 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
7 – 14 Jun
10 Jun
3-4 wk
5 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
8 – 15 May
2 Jun
3-4 wk
5 Jun
23 Jun
0 wk
24 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
22 Apr – 6 May
22 Jun
4-6 wk
3 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
6 – 13 May
9 Jul
3-4 wk
3 Jun
30 Jul
0 wk
7 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
22 Apr – 6 May
22 Jun
4-6 wk
3 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
6 – 20 May
1 Jun
2-4 wk
3 Jun
15 Jun
0 wk
3 Jun
5 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
7 Jun
13 Jun
1 wk after
7 Jun
1 wk after
Spinach
Spinacia oleracea
6 – 13 May
24 Jul
3-4 wk
3 Jun
14 Aug
0 wk
30 May
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
5 – 19 Jul
4-6 wk
16 Aug
11 wk after
Garden tomato
Solanum lycopersicum
21 Apr – 5 May
6-8 wk
16 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
19 May – 2 Jun
12 Jun
2-4 wk
16 Jun
26 Jun
2 wk after
22 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
22 Apr – 6 May
22 Jun
4-6 wk
3 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
6 – 13 May
24 Jun
3-4 wk
3 Jun
15 Jul
0 wk
7 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
24 May – 7 Jun
4-6 wk
5 Jul
5 wk after
Lemon balm
Melissa officinalis
25 Mar – 8 Apr
20 May
8-10 wk
3 Jun
15 Jul
0 wk
8 Jul
5 wk after
Dill
Anethum graveolens
7 Jun
25 Jul
1 wk after
Wild chives
Allium schoenoprasum
8 – 22 Apr
3 Jun
6-8 wk
3 Jun
15 Jul
0 wk
7 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
11 Mar – 8 Apr
20 May
8-12 wk
3 Jun
15 Jul
0 wk
8 Jul
5 wk after
Coriander
Coriandrum sativum
3 Jun
14 Aug
0 wk
24 Jun
4 Aug
3 wk after
Garden sage
Salvia officinalis
27 Mar – 10 Apr
5 May
8-10 wk
5 Jun
30 Jun
0 wk
Common thyme
Thymus vulgaris
25 Mar – 8 Apr
10 May
8-10 wk
3 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
8 – 22 Apr
24 May
6-8 wk
3 Jun
5 Jul
0 wk
8 Jul
5 wk after
Parsley
Petroselinum crispum
8 – 22 Apr
24 May
6-8 wk
3 Jun
5 Jul
0 wk
7 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
27 Feb – 27 Mar
2 Apr
10-14 wk
5 Jun
11 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
7 – 14 Jun
3-4 wk
5 Jul
5 wk after
Cornflower
Centaurea cyanus
3 Jun
15 Jul
0 wk
7 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
7 – 21 Apr
1 May
8-10 wk
16 Jun
26 Jun
2 wk after
Sweet William
Dianthus barbatus
8 – 22 Apr
6-8 wk
3 Jun
0 wk
19 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
21 Apr – 5 May
15 May
6-8 wk
16 Jun
26 Jun
2 wk after
16 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
19 Apr – 3 May
20 May
6-8 wk
14 Jun
1 Jul
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
13 May – 10 Jun
3 Jun
4-8 wk
8 Jul
5 wk after
8 Jul
5 wk after
Foxglove
Digitalis purpurea
25 Mar – 8 Apr
8-10 wk
3 Jun
0 wk
24 Jun
3 wk after
Busy lizzie
Impatiens walleriana
12 Apr – 10 May
17 Jun
8-12 wk
5 Jul
12 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
21 Apr – 5 May
25 May
6-8 wk
16 Jun
6 Jul
2 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
5 – 19 May
4-6 wk
16 Jun
2 wk after
Chinese lantern
Physalis alkekengi
27 Mar – 10 Apr
20 Apr
8-10 wk
5 Jun
15 Jun
0 wk
Love in a mist
Nigella damascena
3 Jun
30 Jun
0 wk
7 Jun
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
21 Apr – 5 May
5 May
6-8 wk
16 Jun
16 Jun
2 wk after
16 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
13 Mar – 10 Apr
20 Apr
8-12 wk
5 Jun
15 Jun
0 wk
Cardoon
Cynara cardunculus
24 Mar – 21 Apr
8-12 wk
16 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
24 Mar – 21 Apr
22 Apr
8-12 wk
16 Jun
17 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Fleece
21 Apr – 5 May
6 May
6-8 wk
16 Jun
17 Jun
2 wk after
Corn poppy
Papaver rhoeas
3 Jun
15 Jul
0 wk
7 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
11 Mar – 8 Apr
10 May
8-12 wk
3 Jun
5 Jul
0 wk
19 Jun
25 Jun
2 wk after
Flossflower
Ageratum houstonianum
26 Apr – 10 May
11 May
8-10 wk
5 Jul
6 Jul
5 wk after
Sweet pea
Lathyrus odoratus
8 – 29 Apr
31 May
5-8 wk
3 Jun
5 Jul
0 wk
Stock
Matthiola incana
8 – 22 Apr
3 Jun
6-8 wk
3 Jun
15 Jul
0 wk
24 Jun
5 Jul
3 wk after
Wormwood
Artemisia absinthium
8 – 22 Apr
4 May
6-8 wk
3 Jun
15 Jun
0 wk
24 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
5 – 19 May
15 May
4-6 wk
16 Jun
2 wk after
Garden pansy
Viola × wittrockiana
25 Mar – 8 Apr
20 May
8-10 wk
3 Jun
15 Jul
0 wk
19 Jun
5 Jul
2 wk after
Petunia
Petunia
24 Mar – 21 Apr
1 May
8-12 wk
16 Jun
26 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
10 – 24 Apr
4 May
6-8 wk
5 Jun
15 Jun
0 wk
22 Jul
7 wk after
Common zinnia
Zinnia elegans
5 – 19 May
30 May
4-6 wk
16 Jun
27 Jun
2 wk after
Common morning glory
Ipomoea purpurea
31 May – 14 Jun
3-5 wk
5 Jul
5 wk after
Garden cosmos
Cosmos bipinnatus
5 – 19 May
3 Jun
4-6 wk
16 Jun
1 Jul
2 wk after
22 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
12 Apr – 10 May
22 May
8-12 wk
5 Jul
17 Jul
5 wk after
Bee balm
Monarda didyma
11 Mar – 8 Apr
20 Apr
8-12 wk
3 Jun
15 Jun
0 wk
8 Jul
5 wk after
Yarrow
Achillea millefolium
8 – 22 Apr
6-8 wk
3 Jun
0 wk
24 Jun
3 wk after
Safflower
Carthamus tinctorius
3 Jun
15 Jun
0 wk
7 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
8 – 22 Apr
24 May
6-8 wk
3 Jun
5 Jul
0 wk
16 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
22 Apr – 6 May
7 Jun
4-6 wk
3 Jun
5 Jul
0 wk
24 Jun
25 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Fleece
24 Mar – 7 Apr
2 Apr
10-12 wk
16 Jun
2 wk after
Sunflower
Helianthus annuus
19 – 26 May
10 Jun
3-4 wk
16 Jun
1 Jul
2 wk after
8 Jul
5 wk after
China aster
Callistephus chinensis
21 Apr – 5 May
30 May
6-8 wk
16 Jun
11 Jul
2 wk after
22 Jul
7 wk after
Annual phlox
Phlox drummondii
14 – 28 Apr
25 May
6-8 wk
9 Jun
6 Jul
1 wk after
22 Jul
7 wk after
Hollyhock
Alcea rosea
8 – 22 Apr
6-8 wk
3 Jun
0 wk
24 Jun
3 wk after
Alpine delphinium
Delphinium elatum
11 Mar – 8 Apr
20 Apr
8-12 wk
3 Jun
15 Jun
0 wk
8 Jul
5 wk after
African marigold
Tagetes erecta
21 Apr – 5 May
25 May
6-8 wk
16 Jun
6 Jul
2 wk after
Black-eyed Susan
Rudbeckia hirta
10 – 24 Apr
20 May
6-8 wk
5 Jun
1 Jul
0 wk
22 Jul
7 wk after
Wood sage
Salvia nemorosa
25 Mar – 8 Apr
10 Apr
8-10 wk
3 Jun
5 Jun
0 wk
8 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
26 Apr – 24 May
5 May
6-10 wk
5 Jul
5 wk after
California goldenpoppy
Eschscholzia californica
3 Jun
15 Jul
0 wk
7 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
7 – 21 Apr
29 Apr
8-10 wk
16 Jun
24 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
8 – 22 Apr
4 May
6-8 wk
3 Jun
15 Jun
0 wk
24 Jun
3 wk after