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0.5°
Last 24h: Near frost recorded this morning at 06:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 24 Apr Frost 1 of 4 years · 20 years of data
Frost-free season 196 days 24 Apr – 6 Nov
Probability that frost is over

75% = Half of years are frost-free by this date. More about frost & season →

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Vegetables

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
5 – 19 Apr
5-7 wk
24 May
4 wk after
20 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
30 Mar – 13 Apr
4-6 wk
11 May
2 wk after
20 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
18 Mar – 15 Apr
8-12 wk
10 Jun
7 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
10 – 24 Feb
5-7 wk
31 Mar
4 wk before
16 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
13 – 20 May
3-4 wk
10 Jun
7 wk after
Florence Fennel
Foeniculum vulgare
Fleece
6 – 13 May
4-5 wk
10 Jun
7 wk after
15 May
3 wk after
Butter bean
Phaseolus lunatus
Greenhouse
2 – 9 May
3-4 wk
30 May
5 wk after
Onion
Allium cepa (Cepa-gruppen)
30 Jan – 27 Feb
8-12 wk
24 Apr
Vid frost
7 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
7 May
1 wk after
Sweetcorn
Zea mays
Fleece
12 – 19 May
3-4 wk
9 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
26 Apr – 3 May
3-4 wk
24 May
4 wk after
7 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
16 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
10 – 24 Feb
5-7 wk
31 Mar
4 wk before
16 Apr
2 wk before
Potato
Solanum tuberosum
30 Apr – 14 May
4-6 wk
11 Jun
7 wk after
2 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
10 – 24 Feb
5-7 wk
31 Mar
4 wk before
20 Apr
1 wk before
Pumpkin
Cucurbita pepo
22 – 29 May
3-4 wk
19 Jun
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
26 Apr – 3 May
3-4 wk
24 May
4 wk after
7 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
30 Mar – 13 Apr
4-6 wk
11 May
2 wk after
Lettuce
Lactuca sativa
20 – 27 Mar
3-4 wk
17 Apr
1 wk before
20 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
6 – 20 Mar
4-6 wk
17 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
12 – 26 Mar
2-4 wk
9 Apr
2 wk before
16 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
20 Apr
1 wk before
Spinach
Spinacia oleracea
12 – 19 Mar
3-4 wk
9 Apr
2 wk before
11 Apr
3 wk before
Sweet potato
Ipomoea batatas
12 – 26 May
4-6 wk
23 Jun
8 wk after
Tomato
Solanum lycopersicum
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
14 – 28 May
2-4 wk
11 Jun
7 wk after
4 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
30 Mar – 13 Apr
4-6 wk
11 May
2 wk after
Pea
Pisum sativum
12 – 19 Mar
3-4 wk
9 Apr
2 wk before
20 Apr
1 wk before
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
Fleece
28 Apr – 12 May
4-6 wk
9 Jun
7 wk after
Lemon balm
Melissa officinalis
13 – 27 Feb
8-10 wk
24 Apr
Vid frost
19 May
3 wk after
Dill
Anethum graveolens
20 Apr
1 wk before
Chives
Allium schoenoprasum
3 – 17 Feb
6-8 wk
31 Mar
4 wk before
20 Apr
1 wk before
Spearmint
Mentha spicata
15 Jan – 12 Feb
8-12 wk
9 Apr
2 wk before
19 May
3 wk after
Coriander
Coriandrum sativum
7 May
1 wk after
Sage
Salvia officinalis
15 – 29 Mar
8-10 wk
24 May
4 wk after
Thyme
Thymus vulgaris
2 – 16 Mar
8-10 wk
11 May
2 wk after
Oregano
Origanum vulgare
5 – 19 Mar
6-8 wk
30 Apr
1 wk after
19 May
3 wk after
Parsley
Petroselinum crispum
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
20 Apr
1 wk before
Rosemary
Salvia rosmarinus
15 Feb – 15 Mar
10-14 wk
24 May
4 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
Greenhouse
13 – 20 May
3-4 wk
10 Jun
7 wk after
Cornflower
Centaurea cyanus
9 Apr
2 wk before
20 Apr
1 wk before
Statice
Limonium sinuatum
2 – 16 Apr
8-10 wk
11 Jun
7 wk after
Sweet William
Dianthus barbatus
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
2 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
4 Jul
10 wk after
Dahlia
Dahlia × pinnata
11 – 25 Apr
6-8 wk
6 Jun
6 wk after
Dahlia (tubers)
Dahlia × pinnata
11 Apr – 9 May
4-8 wk
6 Jun
6 wk after
19 May
3 wk after
Foxglove
Digitalis purpurea
29 Jan – 12 Feb
8-10 wk
9 Apr
2 wk before
7 May
1 wk after
Busy lizzie
Impatiens walleriana
27 Mar – 24 Apr
8-12 wk
19 Jun
8 wk after
Creeping zinnia
Sanvitalia procumbens
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
Hyacinth bean
Dolichos lablab
Season too short
29 Apr – 13 May
4-6 wk
10 Jun
7 wk after
Chinese lantern
Physalis alkekengi
15 – 29 Mar
8-10 wk
24 May
4 wk after
Love in a mist
Nigella damascena
20 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
4 Jul
10 wk after
Tall verbena
Verbena bonariensis
1 – 29 Mar
8-12 wk
24 May
4 wk after
Cardoon
Cynara cardunculus
Greenhouse
21 Feb – 21 Mar
8-12 wk
16 May
3 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
18 Mar – 15 Apr
8-12 wk
10 Jun
7 wk after
Globe amaranth
Gomphrena globosa
Fleece
15 – 29 Apr
6-8 wk
10 Jun
7 wk after
Corn poppy
Papaver rhoeas
20 Apr
1 wk before
Snapdragon
Antirrhinum majus
23 Jan – 20 Feb
8-12 wk
17 Apr
1 wk before
2 May
1 wk after
Flossflower
Ageratum houstonianum
Fleece
1 – 15 Apr
8-10 wk
10 Jun
7 wk after
Sweet pea
Lathyrus odoratus
12 Feb – 5 Mar
5-8 wk
9 Apr
2 wk before
Stock
Matthiola incana
20 Feb – 6 Mar
6-8 wk
17 Apr
1 wk before
7 May
1 wk after
Wormwood
Artemisia absinthium
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
7 May
1 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
29 Apr – 13 May
4-6 wk
10 Jun
7 wk after
Pansy
Viola × wittrockiana
20 Jan – 3 Feb
8-10 wk
31 Mar
4 wk before
2 May
1 wk after
Petunia
Petunia
19 Mar – 16 Apr
8-12 wk
11 Jun
7 wk after
Scabious
Scabiosa atropurpurea
29 Mar – 12 Apr
6-8 wk
24 May
4 wk after
4 Jun
5 wk after
Zinnia
Zinnia elegans
30 Apr – 14 May
4-6 wk
11 Jun
7 wk after
Common morning glory
Ipomoea purpurea
Fleece
6 – 20 May
3-5 wk
10 Jun
7 wk after
Cosmos
Cosmos bipinnatus
30 Apr – 14 May
4-6 wk
11 Jun
7 wk after
4 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
18 Mar – 15 Apr
8-12 wk
10 Jun
7 wk after
Bee balm
Monarda didyma
30 Jan – 27 Feb
8-12 wk
24 Apr
Vid frost
19 May
3 wk after
Yarrow
Achillea millefolium
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
7 May
1 wk after
Safflower
Carthamus tinctorius
9 Apr
2 wk before
20 Apr
1 wk before
Iceland poppy
Papaver nudicaule
3 – 17 Feb
6-8 wk
31 Mar
4 wk before
16 Apr
2 wk before
Bishop's flower
Ammi majus
24 Mar – 7 Apr
4-6 wk
5 May
1 wk after
7 May
1 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
6 – 20 Mar
10-12 wk
29 May
5 wk after
Sunflower
Helianthus annuus
14 – 21 May
3-4 wk
11 Jun
7 wk after
19 May
3 wk after
China aster
Callistephus chinensis
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
4 Jun
5 wk after
Annual phlox
Phlox drummondii
4 – 18 Apr
6-8 wk
30 May
5 wk after
4 Jun
5 wk after
Hollyhock
Alcea rosea
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
7 May
1 wk after
Delphinium
Delphinium elatum
16 Feb – 16 Mar
8-12 wk
11 May
2 wk after
19 May
3 wk after
African marigold
Tagetes erecta
16 – 30 Apr
6-8 wk
11 Jun
7 wk after
Black-eyed Susan
Rudbeckia hirta
29 Mar – 12 Apr
6-8 wk
24 May
4 wk after
4 Jun
5 wk after
Woodland sage
Salvia nemorosa
19 Feb – 5 Mar
8-10 wk
30 Apr
1 wk after
19 May
3 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
1 – 29 Apr
6-10 wk
10 Jun
7 wk after
California goldenpoppy
Eschscholzia californica
20 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
2 – 16 Apr
8-10 wk
11 Jun
7 wk after
Water forget-me-not
Myosotis scorpioides
12 – 26 Feb
6-8 wk
9 Apr
2 wk before
7 May
1 wk after
Current date Soon Date passed