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0.9°
Near frost tonight at 02:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 1 Jun Normal year · 20 years of data
Frost-free season 98 days 1 Jun – 7 Sep
Probability that frost is over

50% = 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)
13 – 27 Apr
10 Jun
5-7 wk
1 Jun
15 Jul
0 wk
2 Jun
5 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
20 Apr – 4 May
22 Jun
4-6 wk
1 Jun
20 Jul
0 wk
2 Jun
10 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
20 Mar – 17 Apr
8-12 wk
12 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
13 – 27 Apr
5 Jun
5-7 wk
1 Jun
10 Jul
0 wk
1 Jun
30 Jun
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
15 – 22 May
29 May
3-4 wk
12 Jun
19 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
17 – 24 May
27 May
4-5 wk
21 Jun
24 Jun
3 wk after
26 Jun
4 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)
Season too short
9 Mar – 6 Apr
22 Mar
8-12 wk
1 Jun
0 wk
1 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
29 May
0 wk
29 May
0 wk
Maize
Zea mays
Greenhouse
8 – 15 May
19 May
3-4 wk
5 Jun
9 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
10 – 17 May
23 Jun
3-4 wk
7 Jun
14 Jul
1 wk after
14 Jun
4 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
1 Jun
30 Jun
0 wk
1 Jun
20 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
13 – 27 Apr
5 Jun
5-7 wk
1 Jun
10 Jul
0 wk
1 Jun
30 Jun
0 wk
Potato
Solanum tuberosum
Fleece
21 Apr – 5 May
11 May
4-6 wk
2 Jun
8 Jun
0 wk
2 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
13 – 27 Apr
15 Jun
5-7 wk
1 Jun
20 Jul
0 wk
2 Jun
10 Jul
0 wk
Pumpkin
Cucurbita pepo
Fleece
24 – 31 May
3 Jun
3-4 wk
21 Jun
24 Jun
3 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
4 – 11 May
19 May
3-4 wk
1 Jun
9 Jun
0 wk
7 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
20 Apr – 4 May
17 Jun
4-6 wk
1 Jun
15 Jul
0 wk
Lettuce
Lactuca sativa
4 – 11 May
4 Jul
3-4 wk
1 Jun
25 Jul
0 wk
2 Jun
15 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
20 Apr – 4 May
17 Jun
4-6 wk
1 Jun
15 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
4 – 18 May
9 May
2-4 wk
1 Jun
0 wk
1 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
29 May
0 wk
29 May
0 wk
Spinach
Spinacia oleracea
4 – 11 May
19 Jul
3-4 wk
1 Jun
9 Aug
0 wk
29 May
30 Jul
0 wk
Sweet potato
Ipomoea batatas
26 Jun – 10 Jul
4-6 wk
7 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
10 – 24 Apr
28 Apr
6-8 wk
5 Jun
9 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
15 – 29 May
5 Jun
2-4 wk
12 Jun
19 Jun
2 wk after
26 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
20 Apr – 4 May
17 Jun
4-6 wk
1 Jun
15 Jul
0 wk
Garden pea
Pisum sativum
4 – 11 May
19 Jun
3-4 wk
1 Jun
10 Jul
0 wk
2 Jun
30 Jun
0 wk

Herbs

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