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-1.0°
Slight frost tonight at 04:00. Frost temperatures between tomorrow 02:00 – 05:00. Bring in or cover sensitive plants
-1.1°
Last 24h: Slight frost recorded tonight at 03:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 1 Jun Normal year · 20 years of data
Frost-free season 114 days 1 Jun – 23 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)
15 – 29 May
13 Jun
5-7 wk
3 Jul
18 Jul
5 wk after
2 Jun
8 Jul
Vid frost
Broccoli
Brassica oleracea (Italica-gruppen)
9 – 23 May
25 Jun
4-6 wk
20 Jun
23 Jul
3 wk after
2 Jun
13 Jul
Vid frost
Chili pepper
Capsicum annuum
Season too short
12 Apr – 10 May
8-12 wk
5 Jul
5 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
31 Mar – 14 Apr
8 Jun
5-7 wk
19 May
13 Jul
2 wk before
1 Jun
3 Jul
Vid frost
Garden cucumber
Cucumis sativus
Greenhouse
7 – 14 Jun
10 Jun
3-4 wk
5 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
13 – 20 Jun
4-5 wk
18 Jul
7 wk after
14 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
21 – 28 Jun
3-4 wk
19 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
9 Mar – 6 Apr
20 Mar
8-12 wk
1 Jun
Vid frost
14 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
2 Jun
4 Jun
Vid frost
2 Jun
Vid frost
Maize
Zea mays
Greenhouse
31 May – 7 Jun
31 May
3-4 wk
28 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
5 – 12 Jun
2 Jul
3-4 wk
3 Jul
23 Jul
5 wk after
14 Jun
13 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
1 Jun
23 Jun
Vid frost
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
31 Mar – 14 Apr
8 Jun
5-7 wk
19 May
13 Jul
2 wk before
1 Jun
3 Jul
Vid frost
Potato
Solanum tuberosum
30 Apr – 14 May
18 May
4-6 wk
11 Jun
15 Jun
1 wk after
11 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
31 Mar – 14 Apr
18 Jun
5-7 wk
19 May
23 Jul
2 wk before
2 Jun
13 Jul
Vid frost
Pumpkin
Cucurbita pepo
20 – 27 Jun
3-4 wk
18 Jul
7 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
5 – 12 Jun
3-4 wk
3 Jul
5 wk after
14 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
9 – 23 May
20 Jun
4-6 wk
20 Jun
18 Jul
3 wk after
Lettuce
Lactuca sativa
29 Apr – 6 May
7 Jul
3-4 wk
27 May
28 Jul
1 wk before
2 Jun
18 Jul
Vid frost
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
15 – 29 Apr
20 Jun
4-6 wk
27 May
18 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
4 – 18 May
27 May
2-4 wk
1 Jun
10 Jun
Vid frost
1 Jun
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
2 Jun
4 Jun
Vid frost
2 Jun
Vid frost
Spinach
Spinacia oleracea
24 Apr – 1 May
22 Jul
3-4 wk
22 May
12 Aug
1 wk before
29 May
2 Aug
Vid frost
Sweet potato
Ipomoea batatas
26 Jun – 10 Jul
4-6 wk
7 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
3 – 17 May
10 May
6-8 wk
28 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
7 – 21 Jun
17 Jun
2-4 wk
5 Jul
5 wk after
26 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
9 – 23 May
20 Jun
4-6 wk
20 Jun
18 Jul
3 wk after
Garden pea
Pisum sativum
24 Apr – 1 May
22 Jun
3-4 wk
22 May
13 Jul
1 wk before
2 Jun
3 Jul
Vid frost

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
Fleece
31 May – 14 Jun
4-6 wk
12 Jul
6 wk after
Lemon balm
Melissa officinalis
23 Mar – 6 Apr
18 May
8-10 wk
1 Jun
13 Jul
Vid frost
26 Jun
3 Jul
4 wk after
Dill
Anethum graveolens
2 Jun
23 Jul
Vid frost
Wild chives
Allium schoenoprasum
24 Mar – 7 Apr
1 Jun
6-8 wk
19 May
13 Jul
2 wk before
2 Jun
3 Jul
Vid frost
Spearmint
Mentha spicata
27 Feb – 27 Mar
18 May
8-12 wk
22 May
13 Jul
1 wk before
26 Jun
3 Jul
4 wk after
Coriander
Coriandrum sativum
14 Jun
2 Aug
2 wk after
Garden sage
Salvia officinalis
24 Apr – 8 May
3 May
8-10 wk
3 Jul
5 wk after
Common thyme
Thymus vulgaris
11 – 25 Apr
8 May
8-10 wk
20 Jun
3 Jul
3 wk after
Oregano
Origanum vulgare
11 – 25 Apr
22 May
6-8 wk
6 Jun
3 Jul
1 wk after
26 Jun
4 wk after
Parsley
Petroselinum crispum
27 Mar – 10 Apr
22 May
6-8 wk
22 May
3 Jul
1 wk before
2 Jun
23 Jun
Vid frost
Rosemary
Salvia rosmarinus
27 Mar – 24 Apr
2 Apr
10-14 wk
3 Jul
5 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
14 – 21 Jun
3-4 wk
12 Jul
6 wk after
Cornflower
Centaurea cyanus
22 May
13 Jul
1 wk before
2 Jun
3 Jul
Vid frost
Statice
Limonium sinuatum
Fleece
26 Apr – 10 May
30 Apr
8-10 wk
5 Jul
5 wk after
Sweet William
Dianthus barbatus
27 Mar – 10 Apr
6-8 wk
22 May
1 wk before
11 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
10 – 24 May
14 May
6-8 wk
5 Jul
5 wk after
21 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
14 – 28 May
6-8 wk
9 Jul
5 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
1 – 29 May
20 May
4-8 wk
26 Jun
4 wk after
26 Jun
4 wk after
Foxglove
Digitalis purpurea
13 – 27 Mar
8-10 wk
22 May
1 wk before
14 Jun
2 wk after
Busy lizzie
Impatiens walleriana
25 Apr – 23 May
11 Jun
8-12 wk
18 Jul
6 Aug
7 wk after
Creeping zinnia
Sanvitalia procumbens
17 – 31 May
6-8 wk
12 Jul
6 wk after
Hyacinth bean
Dolichos lablab
Season too short
31 May – 14 Jun
4-6 wk
12 Jul
6 wk after
Chinese lantern
Physalis alkekengi
24 Apr – 8 May
8-10 wk
3 Jul
5 wk after
Love in a mist
Nigella damascena
2 Jun
18 Jun
Vid frost
Strawflower
Xerochrysum bracteatum
Fleece
10 – 24 May
6-8 wk
5 Jul
5 wk after
21 Jul
7 wk after
Purple-top vervain
Verbena bonariensis
10 Apr – 8 May
18 Apr
8-12 wk
3 Jul
5 wk after
Cardoon
Cynara cardunculus
Season too short
5 Apr – 3 May
8-12 wk
28 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
12 Apr – 10 May
22 Apr
8-12 wk
5 Jul
5 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
10 – 24 May
6-8 wk
5 Jul
5 wk after
Corn poppy
Papaver rhoeas
2 Jun
3 Jul
Vid frost
Snapdragon
Antirrhinum majus
4 Mar – 1 Apr
8 May
8-12 wk
27 May
3 Jul
1 wk before
11 Jun
23 Jun
1 wk after
Flossflower
Ageratum houstonianum
9 – 23 May
8-10 wk
18 Jul
7 wk after
Sweet pea
Lathyrus odoratus
27 Mar – 17 Apr
29 May
5-8 wk
22 May
3 Jul
1 wk before
Stock
Matthiola incana
1 – 15 Apr
1 Jun
6-8 wk
27 May
13 Jul
1 wk before
14 Jun
3 Jul
2 wk after
Wormwood
Artemisia absinthium
27 Mar – 10 Apr
2 May
6-8 wk
22 May
13 Jun
1 wk before
14 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
24 May – 7 Jun
4-6 wk
5 Jul
5 wk after
Garden pansy
Viola × wittrockiana
10 – 24 Mar
18 May
8-10 wk
19 May
13 Jul
2 wk before
11 Jun
3 Jul
1 wk after
Petunia
Petunia
Fleece
12 Apr – 10 May
30 Apr
8-12 wk
5 Jul
5 wk after
Sweet Scabious
Scabiosa atropurpurea
8 – 22 May
6-8 wk
3 Jul
5 wk after
14 Jul
6 wk after
Common zinnia
Zinnia elegans
31 May – 14 Jun
4-6 wk
12 Jul
6 wk after
Common morning glory
Ipomoea purpurea
Fleece
7 – 21 Jun
3-5 wk
12 Jul
6 wk after
Garden cosmos
Cosmos bipinnatus
31 May – 14 Jun
4-6 wk
12 Jul
6 wk after
14 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
28 Apr – 26 May
29 Apr
8-12 wk
21 Jul
7 wk after
Bee balm
Monarda didyma
9 Mar – 6 Apr
18 Apr
8-12 wk
1 Jun
13 Jun
Vid frost
26 Jun
4 wk after
Yarrow
Achillea millefolium
27 Mar – 10 Apr
2 Apr
6-8 wk
22 May
1 wk before
14 Jun
2 wk after
Safflower
Carthamus tinctorius
22 May
13 Jun
1 wk before
2 Jun
3 Jun
Vid frost
Iceland poppy
Papaver nudicaule
24 Mar – 7 Apr
22 May
6-8 wk
19 May
3 Jul
2 wk before
1 Jun
23 Jun
Vid frost
Bishop's flower
Ammi majus
29 Apr – 13 May
5 Jun
4-6 wk
10 Jun
3 Jul
1 wk after
14 Jun
23 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
12 – 26 Apr
10-12 wk
5 Jul
5 wk after
Sunflower
Helianthus annuus
14 – 21 Jun
3-4 wk
12 Jul
6 wk after
26 Jun
4 wk after
China aster
Callistephus chinensis
17 – 31 May
30 May
6-8 wk
12 Jul
6 wk after
14 Jul
6 wk after
Annual phlox
Phlox drummondii
10 – 24 May
13 May
6-8 wk
5 Jul
5 wk after
14 Jul
6 wk after
Hollyhock
Alcea rosea
27 Mar – 10 Apr
6-8 wk
22 May
1 wk before
14 Jun
2 wk after
Alpine delphinium
Delphinium elatum
28 Mar – 25 Apr
18 Apr
8-12 wk
20 Jun
3 wk after
26 Jun
4 wk after
African marigold
Tagetes erecta
17 – 31 May
6-8 wk
12 Jul
6 wk after
Black-eyed Susan
Rudbeckia hirta
8 – 22 May
20 May
6-8 wk
3 Jul
5 wk after
14 Jul
6 wk after
Wood sage
Salvia nemorosa
28 Mar – 11 Apr
8 Apr
8-10 wk
6 Jun
1 wk after
26 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
3 – 31 May
10 May
6-10 wk
12 Jul
6 wk after
California goldenpoppy
Eschscholzia californica
2 Jun
3 Jul
Vid frost
Painted tongue
Salpiglossis sinuata
3 – 17 May
8-10 wk
12 Jul
6 wk after
Water forget-me-not
Myosotis scorpioides
27 Mar – 10 Apr
2 May
6-8 wk
22 May
13 Jun
1 wk before
14 Jun
2 wk after