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-0.9°
Slight frost tonight at 05:00. Frost temperatures between tomorrow 03:00 – 06:00. Bring in or cover sensitive plants
-1.2°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 17 May Frost 3 of 4 years · 20 years of data
Frost-free season 117 days 17 May – 11 Sep
Probability that frost is over

25% = 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
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Season too short
3 – 17 Apr
5-7 wk
22 May
1 wk after
5 May
2 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
24 Apr – 8 May
4-6 wk
5 Jun
3 wk after
21 May
1 wk after
Chili pepper
Capsicum annuum
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
10 – 24 Mar
5-7 wk
28 Apr
3 wk before
17 May
Vid frost
Cucumber
Cucumis sativus
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
Season too short
19 – 26 May
4-5 wk
23 Jun
5 wk after
7 Jun
3 wk after
Butter bean
Phaseolus lunatus
Season too short
7 – 14 Jun
3-4 wk
5 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
22 Feb – 22 Mar
8-12 wk
17 May
Vid frost
7 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
7 Jun
3 wk after
7 Jun
3 wk after
Sweetcorn
Zea mays
Greenhouse
30 May – 6 Jun
3-4 wk
27 Jun
6 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
Fleece
8 – 15 May
3-4 wk
5 Jun
3 wk after
27 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 May
Vid frost
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
10 – 24 Mar
5-7 wk
28 Apr
3 wk before
17 May
Vid frost
Potato
Solanum tuberosum
21 Apr – 5 May
4-6 wk
2 Jun
2 wk after
2 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
10 – 24 Mar
5-7 wk
28 Apr
3 wk before
21 May
1 wk after
Pumpkin
Cucurbita pepo
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
8 – 15 May
3-4 wk
5 Jun
3 wk after
27 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
24 Apr – 8 May
4-6 wk
5 Jun
3 wk after
Lettuce
Lactuca sativa
13 – 20 Apr
3-4 wk
11 May
1 wk before
21 May
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
30 Mar – 13 Apr
4-6 wk
11 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
19 Apr – 3 May
2-4 wk
17 May
Vid frost
17 May
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
21 May
1 wk after
21 May
1 wk after
Spinach
Spinacia oleracea
6 – 13 Apr
3-4 wk
4 May
2 wk before
13 May
1 wk before
Sweet potato
Ipomoea batatas
18 Jun – 2 Jul
4-6 wk
30 Jul
11 wk after
Tomato
Solanum lycopersicum
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Season too short
14 – 28 May
2-4 wk
11 Jun
4 wk after
7 Jun
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
24 Apr – 8 May
4-6 wk
5 Jun
3 wk after
Pea
Pisum sativum
6 – 13 Apr
3-4 wk
4 May
2 wk before
21 May
1 wk after
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Greenhouse
16 – 30 May
4-6 wk
27 Jun
6 wk after
Lemon balm
Melissa officinalis
8 – 22 Mar
8-10 wk
17 May
Vid frost
21 Jun
5 wk after
Dill
Anethum graveolens
21 May
1 wk after
Chives
Allium schoenoprasum
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
21 May
1 wk after
Spearmint
Mentha spicata
9 Feb – 9 Mar
8-12 wk
4 May
2 wk before
21 Jun
5 wk after
Coriander
Coriandrum sativum
7 Jun
3 wk after
Sage
Salvia officinalis
Greenhouse
13 – 27 Mar
8-10 wk
22 May
1 wk after
Thyme
Thymus vulgaris
27 Mar – 10 Apr
8-10 wk
5 Jun
3 wk after
Oregano
Origanum vulgare
27 Mar – 10 Apr
6-8 wk
22 May
1 wk after
21 Jun
5 wk after
Parsley
Petroselinum crispum
9 – 23 Mar
6-8 wk
4 May
2 wk before
21 May
1 wk after
Rosemary
Salvia rosmarinus
Season too short
13 Feb – 13 Mar
10-14 wk
22 May
1 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
4 – 11 Jun
3-4 wk
2 Jul
7 wk after
Cornflower
Centaurea cyanus
4 May
2 wk before
21 May
1 wk after
Statice
Limonium sinuatum
Season too short
2 – 16 Apr
8-10 wk
11 Jun
4 wk after
Sweet William
Dianthus barbatus
9 – 23 Mar
6-8 wk
4 May
2 wk before
2 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
27 Jun
6 wk after
Dahlia
Dahlia × pinnata
Season too short
10 – 24 Apr
6-8 wk
5 Jun
3 wk after
Dahlia (tubers)
Dahlia × pinnata
26 Apr – 24 May
4-8 wk
21 Jun
5 wk after
21 Jun
5 wk after
Foxglove
Digitalis purpurea
23 Feb – 9 Mar
8-10 wk
4 May
2 wk before
7 Jun
3 wk after
Busy lizzie
Impatiens walleriana
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
5 wk after
Creeping zinnia
Sanvitalia procumbens
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
21 May – 4 Jun
4-6 wk
2 Jul
7 wk after
Chinese lantern
Physalis alkekengi
Season too short
13 – 27 Mar
8-10 wk
22 May
1 wk after
Love in a mist
Nigella damascena
21 May
1 wk after
Strawflower
Xerochrysum bracteatum
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
27 Jun
6 wk after
Tall verbena
Verbena bonariensis
Season too short
27 Feb – 27 Mar
8-12 wk
22 May
1 wk after
Cardoon
Cynara cardunculus
Season too short
19 Mar – 16 Apr
8-12 wk
11 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
5 wk after
Globe amaranth
Gomphrena globosa
Season too short
28 Apr – 12 May
6-8 wk
23 Jun
5 wk after
Corn poppy
Papaver rhoeas
21 May
1 wk after
Snapdragon
Antirrhinum majus
16 Feb – 16 Mar
8-12 wk
11 May
1 wk before
2 Jun
2 wk after
Flossflower
Ageratum houstonianum
Season too short
14 – 28 Apr
8-10 wk
23 Jun
5 wk after
Sweet pea
Lathyrus odoratus
9 – 30 Mar
5-8 wk
4 May
2 wk before
Stock
Matthiola incana
16 – 30 Mar
6-8 wk
11 May
1 wk before
7 Jun
3 wk after
Wormwood
Artemisia absinthium
9 – 23 Mar
6-8 wk
4 May
2 wk before
7 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
12 – 26 May
4-6 wk
23 Jun
5 wk after
Pansy
Viola × wittrockiana
17 Feb – 3 Mar
8-10 wk
28 Apr
3 wk before
2 Jun
2 wk after
Petunia
Petunia
Season too short
19 Mar – 16 Apr
8-12 wk
11 Jun
4 wk after
Scabious
Scabiosa atropurpurea
Season too short
27 Mar – 10 Apr
6-8 wk
22 May
1 wk after
7 Jun
3 wk after
Zinnia
Zinnia elegans
Season too short
30 Apr – 14 May
4-6 wk
11 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Season too short
19 May – 2 Jun
3-5 wk
23 Jun
5 wk after
Cosmos
Cosmos bipinnatus
Season too short
30 Apr – 14 May
4-6 wk
11 Jun
4 wk after
7 Jun
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
9 Apr – 7 May
8-12 wk
2 Jul
7 wk after
Bee balm
Monarda didyma
22 Feb – 22 Mar
8-12 wk
17 May
Vid frost
21 Jun
5 wk after
Yarrow
Achillea millefolium
9 – 23 Mar
6-8 wk
4 May
2 wk before
7 Jun
3 wk after
Safflower
Carthamus tinctorius
4 May
2 wk before
21 May
1 wk after
Iceland poppy
Papaver nudicaule
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
17 May
Vid frost
Bishop's flower
Ammi majus
15 – 29 Apr
4-6 wk
27 May
1 wk after
7 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
31 Mar – 14 Apr
10-12 wk
23 Jun
5 wk after
Sunflower
Helianthus annuus
Season too short
14 – 21 May
3-4 wk
11 Jun
4 wk after
27 May
1 wk after
China aster
Callistephus chinensis
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
7 Jun
3 wk after
Annual phlox
Phlox drummondii
Greenhouse
1 – 15 Apr
6-8 wk
27 May
1 wk after
7 Jun
3 wk after
Hollyhock
Alcea rosea
9 – 23 Mar
6-8 wk
4 May
2 wk before
7 Jun
3 wk after
Delphinium
Delphinium elatum
13 Mar – 10 Apr
8-12 wk
5 Jun
3 wk after
21 Jun
5 wk after
African marigold
Tagetes erecta
Season too short
16 – 30 Apr
6-8 wk
11 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
Greenhouse
27 Mar – 10 Apr
6-8 wk
22 May
1 wk after
7 Jun
3 wk after
Woodland sage
Salvia nemorosa
13 – 27 Mar
8-10 wk
22 May
1 wk after
21 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
14 Apr – 12 May
6-10 wk
23 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
21 May
1 wk after
Painted tongue
Salpiglossis sinuata
Season too short
2 – 16 Apr
8-10 wk
11 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
9 – 23 Mar
6-8 wk
4 May
2 wk before
7 Jun
3 wk after
Current date Soon Date passed