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-2.4°
Slight frost tonight at 04:00. Frost temperatures between tomorrow 00:00 – 06:00. Bring in or cover sensitive plants
-0.9°
Last 24h: Slight frost recorded tonight at 03:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 28 May Normal year · 20 years of data
Frost-free season 110 days 28 May – 15 Sep
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)
9 – 23 Apr
14 Jun
5-7 wk
28 May
19 Jul
0 wk
1 Jun
9 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
16 – 30 Apr
26 Jun
4-6 wk
28 May
24 Jul
0 wk
1 Jun
14 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
20 Mar – 17 Apr
12 Apr
8-12 wk
12 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
9 – 23 Apr
9 Jun
5-7 wk
28 May
14 Jul
0 wk
28 May
4 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
27 May – 3 Jun
6 Jun
3-4 wk
24 Jun
27 Jun
4 wk after
Florence Fennel
Foeniculum vulgare
Fleece
20 – 27 May
5 Jun
4-5 wk
24 Jun
3 Jul
4 wk after
2 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
17 – 24 Jun
3-4 wk
15 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
5 Mar – 2 Apr
25 Mar
8-12 wk
28 May
0 wk
18 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
1 Jun
9 Jun
1 wk after
1 Jun
1 wk after
Maize
Zea mays
Fleece
15 – 22 May
27 May
3-4 wk
12 Jun
17 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
8 – 15 May
2 Jul
3-4 wk
5 Jun
23 Jul
1 wk after
18 Jun
13 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
28 May
4 Jul
0 wk
28 May
24 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
9 – 23 Apr
9 Jun
5-7 wk
28 May
14 Jul
0 wk
28 May
4 Jul
0 wk
Potato
Solanum tuberosum
2 – 16 May
21 May
4-6 wk
13 Jun
18 Jun
2 wk after
13 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
9 – 23 Apr
19 Jun
5-7 wk
28 May
24 Jul
0 wk
1 Jun
14 Jul
1 wk after
Pumpkin
Cucurbita pepo
12 – 19 Jun
3-4 wk
10 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
8 – 15 May
1 Jun
3-4 wk
5 Jun
22 Jun
1 wk after
18 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
16 – 30 Apr
21 Jun
4-6 wk
28 May
19 Jul
0 wk
Lettuce
Lactuca sativa
30 Apr – 7 May
8 Jul
3-4 wk
28 May
29 Jul
0 wk
1 Jun
19 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
16 – 30 Apr
21 Jun
4-6 wk
28 May
19 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
30 Apr – 14 May
27 May
2-4 wk
28 May
10 Jun
0 wk
28 May
31 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
1 Jun
9 Jun
1 wk after
1 Jun
1 wk after
Spinach
Spinacia oleracea
30 Apr – 7 May
23 Jul
3-4 wk
28 May
13 Aug
0 wk
24 May
3 Aug
1 wk before
Sweet potato
Ipomoea batatas
29 Jun – 13 Jul
4-6 wk
10 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
17 Apr – 1 May
6 May
6-8 wk
12 Jun
17 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
27 May – 10 Jun
13 Jun
2-4 wk
24 Jun
27 Jun
4 wk after
16 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
16 – 30 Apr
21 Jun
4-6 wk
28 May
19 Jul
0 wk
Garden pea
Pisum sativum
30 Apr – 7 May
23 Jun
3-4 wk
28 May
14 Jul
0 wk
1 Jun
4 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
Fleece
13 – 27 May
26 May
4-6 wk
24 Jun
4 wk after
Lemon balm
Melissa officinalis
19 Mar – 2 Apr
19 May
8-10 wk
28 May
14 Jul
0 wk
2 Jul
4 Jul
5 wk after
Dill
Anethum graveolens
1 Jun
23 Jul
1 wk after
Wild chives
Allium schoenoprasum
2 – 16 Apr
2 Jun
6-8 wk
28 May
14 Jul
0 wk
1 Jun
4 Jul
1 wk after
Spearmint
Mentha spicata
5 Mar – 2 Apr
19 May
8-12 wk
28 May
14 Jul
0 wk
2 Jul
4 Jul
5 wk after
Coriander
Coriandrum sativum
28 May
12 Aug
0 wk
18 Jun
2 Aug
3 wk after
Garden sage
Salvia officinalis
27 Mar – 10 Apr
4 May
8-10 wk
5 Jun
29 Jun
1 wk after
Common thyme
Thymus vulgaris
19 Mar – 2 Apr
9 May
8-10 wk
28 May
4 Jul
0 wk
Oregano
Origanum vulgare
2 – 16 Apr
23 May
6-8 wk
28 May
4 Jul
0 wk
2 Jul
5 wk after
Parsley
Petroselinum crispum
2 – 16 Apr
23 May
6-8 wk
28 May
4 Jul
0 wk
1 Jun
24 Jun
1 wk after
Rosemary
Salvia rosmarinus
27 Feb – 27 Mar
29 Mar
10-14 wk
5 Jun
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
Fleece
27 May – 3 Jun
2 Jun
3-4 wk
24 Jun
4 wk after
Cornflower
Centaurea cyanus
28 May
14 Jul
0 wk
1 Jun
4 Jul
1 wk after
Statice
Limonium sinuatum
15 – 29 Apr
23 Apr
8-10 wk
24 Jun
4 wk after
Sweet William
Dianthus barbatus
2 – 16 Apr
6-8 wk
28 May
0 wk
13 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
29 Apr – 13 May
7 May
6-8 wk
24 Jun
4 wk after
10 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
21 Apr – 5 May
13 May
6-8 wk
16 Jun
24 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
7 May – 4 Jun
27 May
4-8 wk
2 Jul
5 wk after
2 Jul
5 wk after
Foxglove
Digitalis purpurea
19 Mar – 2 Apr
8-10 wk
28 May
0 wk
18 Jun
3 wk after
Busy lizzie
Impatiens walleriana
17 Apr – 15 May
13 Jun
8-12 wk
10 Jul
8 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
29 Apr – 13 May
17 May
6-8 wk
24 Jun
28 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
13 – 27 May
4-6 wk
24 Jun
4 wk after
Chinese lantern
Physalis alkekengi
27 Mar – 10 Apr
18 Apr
8-10 wk
5 Jun
13 Jun
1 wk after
Love in a mist
Nigella damascena
28 May
29 Jun
0 wk
1 Jun
19 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
29 Apr – 13 May
6-8 wk
24 Jun
4 wk after
10 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
13 Mar – 10 Apr
18 Apr
8-12 wk
5 Jun
13 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
20 Mar – 17 Apr
20 Mar
8-12 wk
12 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
1 – 29 Apr
18 Apr
8-12 wk
24 Jun
4 wk after
Globe amaranth
Gomphrena globosa
Fleece
29 Apr – 13 May
2 May
6-8 wk
24 Jun
4 wk after
Corn poppy
Papaver rhoeas
28 May
14 Jul
0 wk
1 Jun
4 Jul
1 wk after
Snapdragon
Antirrhinum majus
5 Mar – 2 Apr
9 May
8-12 wk
28 May
4 Jul
0 wk
13 Jun
24 Jun
2 wk after
Flossflower
Ageratum houstonianum
1 – 15 May
3 May
8-10 wk
10 Jul
6 wk after
Sweet pea
Lathyrus odoratus
2 – 23 Apr
30 May
5-8 wk
28 May
4 Jul
0 wk
Stock
Matthiola incana
2 – 16 Apr
2 Jun
6-8 wk
28 May
14 Jul
0 wk
18 Jun
4 Jul
3 wk after
Wormwood
Artemisia absinthium
2 – 16 Apr
3 May
6-8 wk
28 May
14 Jun
0 wk
18 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
13 – 27 May
4-6 wk
24 Jun
4 wk after
Garden pansy
Viola × wittrockiana
19 Mar – 2 Apr
19 May
8-10 wk
28 May
14 Jul
0 wk
13 Jun
4 Jul
2 wk after
Petunia
Petunia
1 – 29 Apr
23 Apr
8-12 wk
24 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
10 – 24 Apr
2 May
6-8 wk
5 Jun
13 Jun
1 wk after
16 Jul
7 wk after
Common zinnia
Zinnia elegans
13 – 27 May
26 May
4-6 wk
24 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
20 May – 3 Jun
2 Jun
3-5 wk
24 Jun
4 wk after
Garden cosmos
Cosmos bipinnatus
13 – 27 May
27 May
4-6 wk
24 Jun
24 Jun
4 wk after
16 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
17 Apr – 15 May
18 May
8-12 wk
10 Jul
13 Jul
6 wk after
Bee balm
Monarda didyma
5 Mar – 2 Apr
19 Apr
8-12 wk
28 May
14 Jun
0 wk
2 Jul
5 wk after
Yarrow
Achillea millefolium
2 – 16 Apr
3 Apr
6-8 wk
28 May
0 wk
18 Jun
3 wk after
Safflower
Carthamus tinctorius
28 May
14 Jun
0 wk
1 Jun
4 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
2 – 16 Apr
23 May
6-8 wk
28 May
4 Jul
0 wk
10 May
24 Jun
3 wk before
Bishop's flower
Ammi majus
16 – 30 Apr
6 Jun
4-6 wk
28 May
4 Jul
0 wk
18 Jun
24 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Fleece
1 – 15 Apr
10-12 wk
24 Jun
4 wk after
Sunflower
Helianthus annuus
27 May – 3 Jun
6 Jun
3-4 wk
24 Jun
27 Jun
4 wk after
2 Jul
5 wk after
China aster
Callistephus chinensis
29 Apr – 13 May
26 May
6-8 wk
24 Jun
7 Jul
4 wk after
16 Jul
7 wk after
Annual phlox
Phlox drummondii
17 Apr – 1 May
17 May
6-8 wk
12 Jun
28 Jun
2 wk after
16 Jul
7 wk after
Hollyhock
Alcea rosea
2 – 16 Apr
6-8 wk
28 May
0 wk
18 Jun
3 wk after
Alpine delphinium
Delphinium elatum
5 Mar – 2 Apr
19 Apr
8-12 wk
28 May
14 Jun
0 wk
2 Jul
5 wk after
African marigold
Tagetes erecta
29 Apr – 13 May
17 May
6-8 wk
24 Jun
28 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
10 – 24 Apr
16 May
6-8 wk
5 Jun
27 Jun
1 wk after
16 Jul
7 wk after
Wood sage
Salvia nemorosa
19 Mar – 2 Apr
9 Apr
8-10 wk
28 May
4 Jun
0 wk
2 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
15 Apr – 13 May
12 May
6-10 wk
24 Jun
4 wk after
California goldenpoppy
Eschscholzia californica
28 May
14 Jul
0 wk
1 Jun
4 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
15 – 29 Apr
22 Apr
8-10 wk
24 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
2 – 16 Apr
3 May
6-8 wk
28 May
14 Jun
0 wk
18 Jun
3 wk after