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-5.8°
Last 24h: Moderate frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 3 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 106 days 3 Jun – 17 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
11 Jun
5-7 wk
3 Jun
16 Jul
0 wk
4 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
22 Apr – 6 May
23 Jun
4-6 wk
3 Jun
21 Jul
0 wk
4 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
22 Mar – 19 Apr
27 Mar
8-12 wk
14 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
15 – 29 Apr
6 Jun
5-7 wk
3 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
17 – 24 May
9 Jun
3-4 wk
14 Jun
30 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
19 – 26 May
3 Jun
4-5 wk
23 Jun
1 Jul
3 wk after
28 Jun
4 wk after
Butter bean
Phaseolus lunatus
Season too short
16 – 23 Jun
3-4 wk
14 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
11 Mar – 8 Apr
25 Mar
8-12 wk
3 Jun
0 wk
3 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Greenhouse
25 May
9 Jun
1 wk before
25 May
30 May
1 wk before
Maize
Zea mays
Greenhouse
10 – 17 May
30 May
3-4 wk
7 Jun
20 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
12 – 19 May
30 Jun
3-4 wk
9 Jun
21 Jul
1 wk after
16 Jun
11 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
3 Jun
1 Jul
0 wk
3 Jun
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
15 – 29 Apr
6 Jun
5-7 wk
3 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Fleece
23 Apr – 7 May
12 May
4-6 wk
4 Jun
9 Jun
0 wk
4 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
15 – 29 Apr
16 Jun
5-7 wk
3 Jun
21 Jul
0 wk
4 Jun
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Fleece
26 May – 2 Jun
14 Jun
3-4 wk
23 Jun
5 Jul
3 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
6 – 13 May
19 May
3-4 wk
3 Jun
9 Jun
0 wk
9 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
6 – 13 May
5 Jul
3-4 wk
3 Jun
26 Jul
0 wk
4 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Fleece
30 Apr – 14 May
21 May
2-4 wk
28 May
4 Jun
1 wk before
28 May
1 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Greenhouse
25 May
9 Jun
1 wk before
25 May
30 May
1 wk before
Spinach
Spinacia oleracea
6 – 13 May
20 Jul
3-4 wk
3 Jun
10 Aug
0 wk
31 May
31 Jul
0 wk
Sweet potato
Ipomoea batatas
28 Jun – 12 Jul
4-6 wk
9 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
12 – 26 Apr
9 May
6-8 wk
7 Jun
20 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
17 – 31 May
16 Jun
2-4 wk
14 Jun
30 Jun
2 wk after
28 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
6 – 13 May
20 Jun
3-4 wk
3 Jun
11 Jul
0 wk
4 Jun
1 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
Fleece
12 – 26 May
23 May
4-6 wk
23 Jun
3 wk after
Lemon balm
Melissa officinalis
25 Mar – 8 Apr
16 May
8-10 wk
3 Jun
11 Jul
0 wk
28 Jun
1 Jul
4 wk after
Dill
Anethum graveolens
4 Jun
21 Jul
0 wk
Wild chives
Allium schoenoprasum
8 – 22 Apr
30 May
6-8 wk
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
11 Mar – 8 Apr
16 May
8-12 wk
3 Jun
11 Jul
0 wk
28 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
3 Jun
10 Aug
0 wk
16 Jun
31 Jul
2 wk after
Garden sage
Salvia officinalis
31 Mar – 14 Apr
1 May
8-10 wk
9 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
25 Mar – 8 Apr
6 May
8-10 wk
3 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
28 Jun
4 wk after
Parsley
Petroselinum crispum
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
4 Jun
21 Jun
0 wk
Rosemary
Salvia rosmarinus
3 – 31 Mar
27 Mar
10-14 wk
9 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
Fleece
26 May – 2 Jun
30 May
3-4 wk
23 Jun
3 wk after
Cornflower
Centaurea cyanus
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Fleece
5 – 19 Apr
29 Apr
8-10 wk
14 Jun
24 Jun
2 wk after
Sweet William
Dianthus barbatus
8 – 22 Apr
6-8 wk
3 Jun
0 wk
13 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
19 Apr – 3 May
13 May
6-8 wk
14 Jun
24 Jun
2 wk after
23 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
23 Apr – 7 May
7 May
6-8 wk
18 Jun
18 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
14 Apr – 12 May
3 Jun
4-8 wk
9 Jun
1 Jul
1 wk after
9 Jun
21 Jun
1 wk after
Foxglove
Digitalis purpurea
25 Mar – 8 Apr
8-10 wk
3 Jun
0 wk
16 Jun
2 wk after
Busy lizzie
Impatiens walleriana
14 Apr – 12 May
10 Jun
8-12 wk
7 Jul
5 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
28 Apr – 12 May
13 May
6-8 wk
23 Jun
24 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
12 – 26 May
4-6 wk
23 Jun
3 wk after
Chinese lantern
Physalis alkekengi
31 Mar – 14 Apr
16 Apr
8-10 wk
9 Jun
11 Jun
1 wk after
Love in a mist
Nigella damascena
3 Jun
26 Jun
0 wk
4 Jun
16 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Fleece
19 Apr – 3 May
3 May
6-8 wk
14 Jun
14 Jun
2 wk after
23 Jul
7 wk after
Purple-top vervain
Verbena bonariensis
17 Mar – 14 Apr
16 Apr
8-12 wk
9 Jun
11 Jun
1 wk after
Cardoon
Cynara cardunculus
Season too short
15 Mar – 12 Apr
17 Mar
8-12 wk
7 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
22 Mar – 19 Apr
23 Apr
8-12 wk
14 Jun
18 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
19 Apr – 3 May
7 May
6-8 wk
14 Jun
18 Jun
2 wk after
Corn poppy
Papaver rhoeas
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Snapdragon
Antirrhinum majus
11 Mar – 8 Apr
6 May
8-12 wk
3 Jun
1 Jul
0 wk
13 Jun
21 Jun
1 wk after
Flossflower
Ageratum houstonianum
Fleece
14 – 28 Apr
9 May
8-10 wk
23 Jun
4 Jul
3 wk after
Sweet pea
Lathyrus odoratus
8 – 29 Apr
27 May
5-8 wk
3 Jun
1 Jul
0 wk
Stock
Matthiola incana
8 – 22 Apr
30 May
6-8 wk
3 Jun
11 Jul
0 wk
16 Jun
1 Jul
2 wk after
Wormwood
Artemisia absinthium
8 – 22 Apr
30 Apr
6-8 wk
3 Jun
11 Jun
0 wk
16 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
3 – 17 May
16 May
4-6 wk
14 Jun
2 wk after
Garden pansy
Viola × wittrockiana
25 Mar – 8 Apr
16 May
8-10 wk
3 Jun
11 Jul
0 wk
13 Jun
1 Jul
1 wk after
Petunia
Petunia
Fleece
22 Mar – 19 Apr
29 Apr
8-12 wk
14 Jun
24 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
14 – 28 Apr
30 Apr
6-8 wk
9 Jun
11 Jun
1 wk after
16 Jul
6 wk after
Common zinnia
Zinnia elegans
12 – 26 May
23 May
4-6 wk
23 Jun
3 wk after
Common morning glory
Ipomoea purpurea
Fleece
19 May – 2 Jun
30 May
3-5 wk
23 Jun
3 wk after
Garden cosmos
Cosmos bipinnatus
12 – 26 May
21 May
4-6 wk
23 Jun
3 wk after
16 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
31 Mar – 28 Apr
23 May
8-12 wk
23 Jun
18 Jul
3 wk after
Bee balm
Monarda didyma
11 Mar – 8 Apr
16 Apr
8-12 wk
3 Jun
11 Jun
0 wk
28 Jun
4 wk after
Yarrow
Achillea millefolium
8 – 22 Apr
6-8 wk
3 Jun
0 wk
16 Jun
2 wk after
Safflower
Carthamus tinctorius
3 Jun
11 Jun
0 wk
4 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
18 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
22 Apr – 6 May
3 Jun
4-6 wk
3 Jun
1 Jul
0 wk
16 Jun
21 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
22 Mar – 5 Apr
1 Apr
10-12 wk
14 Jun
2 wk after
Sunflower
Helianthus annuus
26 May – 2 Jun
4 Jun
3-4 wk
23 Jun
25 Jun
3 wk after
28 Jun
4 wk after
China aster
Callistephus chinensis
28 Apr – 12 May
24 May
6-8 wk
23 Jun
5 Jul
3 wk after
16 Jul
6 wk after
Annual phlox
Phlox drummondii
19 Apr – 3 May
13 May
6-8 wk
14 Jun
24 Jun
2 wk after
16 Jul
6 wk after
Hollyhock
Alcea rosea
8 – 22 Apr
6-8 wk
3 Jun
0 wk
16 Jun
2 wk after
Alpine delphinium
Delphinium elatum
11 Mar – 8 Apr
16 Apr
8-12 wk
3 Jun
11 Jun
0 wk
28 Jun
4 wk after
African marigold
Tagetes erecta
28 Apr – 12 May
13 May
6-8 wk
23 Jun
24 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
14 – 28 Apr
14 May
6-8 wk
9 Jun
25 Jun
1 wk after
16 Jul
6 wk after
Wood sage
Salvia nemorosa
25 Mar – 8 Apr
6 Apr
8-10 wk
3 Jun
0 wk
28 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
14 Apr – 12 May
9 May
6-10 wk
23 Jun
3 wk after
California goldenpoppy
Eschscholzia californica
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
5 – 19 Apr
6 May
8-10 wk
14 Jun
1 Jul
2 wk after
Water forget-me-not
Myosotis scorpioides
8 – 22 Apr
30 Apr
6-8 wk
3 Jun
11 Jun
0 wk
16 Jun
2 wk after