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-2.8°
Last 24h: Slight frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 1 Jun Normal year · 20 years of data
Frost-free season 91 days 1 Jun – 31 Aug
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
11 Jun
5-7 wk
1 Jun
16 Jul
0 wk
2 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
20 Apr – 4 May
23 Jun
4-6 wk
1 Jun
21 Jul
0 wk
2 Jun
11 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
6 Jun
5-7 wk
1 Jun
11 Jul
0 wk
1 Jun
1 Jul
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
24 May
4-5 wk
21 Jun
21 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)
Greenhouse
9 Mar – 6 Apr
27 Mar
8-12 wk
1 Jun
0 wk
1 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
2 Jun
0 wk
2 Jun
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
20 Jun
3-4 wk
7 Jun
11 Jul
1 wk after
14 Jun
1 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
1 Jun
1 Jul
0 wk
1 Jun
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
13 – 27 Apr
6 Jun
5-7 wk
1 Jun
11 Jul
0 wk
1 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
30 Apr – 14 May
11 May
4-6 wk
11 Jun
1 wk after
11 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
13 – 27 Apr
16 Jun
5-7 wk
1 Jun
21 Jul
0 wk
2 Jun
11 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)
10 – 17 May
10 May
3-4 wk
7 Jun
1 wk after
14 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
20 Apr – 4 May
18 Jun
4-6 wk
1 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
4 – 11 May
5 Jul
3-4 wk
1 Jun
26 Jul
0 wk
2 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
20 Apr – 4 May
18 Jun
4-6 wk
1 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
4 – 18 May
13 May
2-4 wk
1 Jun
0 wk
1 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
2 Jun
0 wk
2 Jun
0 wk
Spinach
Spinacia oleracea
4 – 11 May
20 Jul
3-4 wk
1 Jun
10 Aug
0 wk
29 May
31 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
18 Jun
4-6 wk
1 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
4 – 11 May
20 Jun
3-4 wk
1 Jun
11 Jul
0 wk
2 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
Greenhouse
1 – 15 May
26 May
4-6 wk
12 Jun
23 Jun
2 wk after
Lemon balm
Melissa officinalis
23 Mar – 6 Apr
16 May
8-10 wk
1 Jun
11 Jul
0 wk
26 Jun
1 Jul
4 wk after
Dill
Anethum graveolens
2 Jun
11 Jul
0 wk
Wild chives
Allium schoenoprasum
6 – 20 Apr
30 May
6-8 wk
1 Jun
11 Jul
0 wk
2 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
9 Mar – 6 Apr
16 May
8-12 wk
1 Jun
11 Jul
0 wk
26 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
1 Jun
31 Jul
0 wk
14 Jun
21 Jul
2 wk after
Garden sage
Salvia officinalis
29 Mar – 12 Apr
1 May
8-10 wk
7 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
23 Mar – 6 Apr
6 May
8-10 wk
1 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
6 – 20 Apr
20 May
6-8 wk
1 Jun
1 Jul
0 wk
26 Jun
4 wk after
Parsley
Petroselinum crispum
6 – 20 Apr
20 May
6-8 wk
1 Jun
1 Jul
0 wk
2 Jun
21 Jun
0 wk
Rosemary
Salvia rosmarinus
1 – 29 Mar
19 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
11 Jul
0 wk
2 Jun
1 Jul
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
6 Apr
8-10 wk
7 Jun
1 wk after
Love in a mist
Nigella damascena
1 Jun
26 Jun
0 wk
2 Jun
16 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
6 Apr
8-12 wk
7 Jun
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
13 Mar – 10 Apr
17 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
11 Jul
0 wk
2 Jun
1 Jul
0 wk
Snapdragon
Antirrhinum majus
9 Mar – 6 Apr
6 May
8-12 wk
1 Jun
1 Jul
0 wk
11 Jun
21 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
27 May
5-8 wk
1 Jun
1 Jul
0 wk
Stock
Matthiola incana
6 – 20 Apr
30 May
6-8 wk
1 Jun
11 Jul
0 wk
14 Jun
1 Jul
2 wk after
Wormwood
Artemisia absinthium
6 – 20 Apr
30 Apr
6-8 wk
1 Jun
11 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
16 May
8-10 wk
1 Jun
11 Jul
0 wk
11 Jun
1 Jul
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
20 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
10 – 24 May
16 May
4-6 wk
21 Jun
3 wk after
14 Jul
6 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
16 Apr
8-12 wk
1 Jun
11 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
11 Jun
0 wk
2 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
6 – 20 Apr
20 May
6-8 wk
1 Jun
1 Jul
0 wk
16 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
20 Apr – 4 May
3 Jun
4-6 wk
1 Jun
1 Jul
0 wk
14 Jun
21 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
27 May
3-4 wk
21 Jun
3 wk after
26 Jun
4 wk after
China aster
Callistephus chinensis
26 Apr – 10 May
16 May
6-8 wk
21 Jun
27 Jun
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
16 Apr
8-12 wk
1 Jun
11 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
6 May
6-8 wk
7 Jun
17 Jun
1 wk after
14 Jul
6 wk after
Wood sage
Salvia nemorosa
23 Mar – 6 Apr
6 Apr
8-10 wk
1 Jun
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
10 Jul
0 wk
2 Jun
30 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
3 – 17 Apr
26 Apr
8-10 wk
12 Jun
21 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
6 – 20 Apr
30 Apr
6-8 wk
1 Jun
11 Jun
0 wk
14 Jun
2 wk after