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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) 30 Apr Frost 1 of 10 years · 20 years of data
Frost-free season 204 days 30 Apr – 20 Nov
Probability that frost is over

90% = 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)
11 – 25 Apr
5-7 wk
30 May
4 wk after
26 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
5 – 19 Apr
4-6 wk
17 May
2 wk after
26 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
24 Mar – 21 Apr
8-12 wk
16 Jun
7 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
16 Feb – 2 Mar
5-7 wk
6 Apr
4 wk before
22 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
19 – 26 May
3-4 wk
16 Jun
7 wk after
Florence Fennel
Foeniculum vulgare
Fleece
12 – 19 May
4-5 wk
16 Jun
7 wk after
21 May
3 wk after
Butter bean
Phaseolus lunatus
Greenhouse
8 – 15 May
3-4 wk
5 Jun
5 wk after
Onion
Allium cepa (Cepa-gruppen)
5 Feb – 5 Mar
8-12 wk
30 Apr
Vid frost
13 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
13 May
1 wk after
Sweetcorn
Zea mays
Fleece
18 – 25 May
3-4 wk
15 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
2 – 9 May
3-4 wk
30 May
4 wk after
13 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
22 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
16 Feb – 2 Mar
5-7 wk
6 Apr
4 wk before
22 Apr
2 wk before
Potato
Solanum tuberosum
6 – 20 May
4-6 wk
17 Jun
7 wk after
8 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
16 Feb – 2 Mar
5-7 wk
6 Apr
4 wk before
26 Apr
1 wk before
Pumpkin
Cucurbita pepo
28 May – 4 Jun
3-4 wk
25 Jun
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
2 – 9 May
3-4 wk
30 May
4 wk after
13 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
5 – 19 Apr
4-6 wk
17 May
2 wk after
Lettuce
Lactuca sativa
26 Mar – 2 Apr
3-4 wk
23 Apr
1 wk before
26 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
12 – 26 Mar
4-6 wk
23 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
18 Mar – 1 Apr
2-4 wk
15 Apr
2 wk before
22 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
26 Apr
1 wk before
Spinach
Spinacia oleracea
18 – 25 Mar
3-4 wk
15 Apr
2 wk before
17 Apr
3 wk before
Sweet potato
Ipomoea batatas
18 May – 1 Jun
4-6 wk
29 Jun
8 wk after
Tomato
Solanum lycopersicum
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
20 May – 3 Jun
2-4 wk
17 Jun
7 wk after
10 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
5 – 19 Apr
4-6 wk
17 May
2 wk after
Pea
Pisum sativum
18 – 25 Mar
3-4 wk
15 Apr
2 wk before
26 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
4 – 18 May
4-6 wk
15 Jun
7 wk after
Lemon balm
Melissa officinalis
19 Feb – 5 Mar
8-10 wk
30 Apr
Vid frost
25 May
3 wk after
Dill
Anethum graveolens
26 Apr
1 wk before
Chives
Allium schoenoprasum
9 – 23 Feb
6-8 wk
6 Apr
4 wk before
26 Apr
1 wk before
Spearmint
Mentha spicata
21 Jan – 18 Feb
8-12 wk
15 Apr
2 wk before
25 May
3 wk after
Coriander
Coriandrum sativum
13 May
1 wk after
Sage
Salvia officinalis
21 Mar – 4 Apr
8-10 wk
30 May
4 wk after
Thyme
Thymus vulgaris
8 – 22 Mar
8-10 wk
17 May
2 wk after
Oregano
Origanum vulgare
11 – 25 Mar
6-8 wk
6 May
1 wk after
25 May
3 wk after
Parsley
Petroselinum crispum
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
26 Apr
1 wk before
Rosemary
Salvia rosmarinus
21 Feb – 21 Mar
10-14 wk
30 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
19 – 26 May
3-4 wk
16 Jun
7 wk after
Cornflower
Centaurea cyanus
15 Apr
2 wk before
26 Apr
1 wk before
Statice
Limonium sinuatum
8 – 22 Apr
8-10 wk
17 Jun
7 wk after
Sweet William
Dianthus barbatus
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
8 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
10 Jul
10 wk after
Dahlia
Dahlia × pinnata
17 Apr – 1 May
6-8 wk
12 Jun
6 wk after
Dahlia (tubers)
Dahlia × pinnata
17 Apr – 15 May
4-8 wk
12 Jun
6 wk after
25 May
3 wk after
Foxglove
Digitalis purpurea
4 – 18 Feb
8-10 wk
15 Apr
2 wk before
13 May
1 wk after
Busy lizzie
Impatiens walleriana
2 – 30 Apr
8-12 wk
25 Jun
8 wk after
Creeping zinnia
Sanvitalia procumbens
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
Hyacinth bean
Dolichos lablab
Season too short
5 – 19 May
4-6 wk
16 Jun
7 wk after
Chinese lantern
Physalis alkekengi
21 Mar – 4 Apr
8-10 wk
30 May
4 wk after
Love in a mist
Nigella damascena
26 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
10 Jul
10 wk after
Tall verbena
Verbena bonariensis
7 Mar – 4 Apr
8-12 wk
30 May
4 wk after
Cardoon
Cynara cardunculus
Greenhouse
27 Feb – 27 Mar
8-12 wk
22 May
3 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
24 Mar – 21 Apr
8-12 wk
16 Jun
7 wk after
Globe amaranth
Gomphrena globosa
Fleece
21 Apr – 5 May
6-8 wk
16 Jun
7 wk after
Corn poppy
Papaver rhoeas
26 Apr
1 wk before
Snapdragon
Antirrhinum majus
29 Jan – 26 Feb
8-12 wk
23 Apr
1 wk before
8 May
1 wk after
Flossflower
Ageratum houstonianum
Fleece
7 – 21 Apr
8-10 wk
16 Jun
7 wk after
Sweet pea
Lathyrus odoratus
18 Feb – 11 Mar
5-8 wk
15 Apr
2 wk before
Stock
Matthiola incana
26 Feb – 12 Mar
6-8 wk
23 Apr
1 wk before
13 May
1 wk after
Wormwood
Artemisia absinthium
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
13 May
1 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
5 – 19 May
4-6 wk
16 Jun
7 wk after
Pansy
Viola × wittrockiana
26 Jan – 9 Feb
8-10 wk
6 Apr
4 wk before
8 May
1 wk after
Petunia
Petunia
25 Mar – 22 Apr
8-12 wk
17 Jun
7 wk after
Scabious
Scabiosa atropurpurea
4 – 18 Apr
6-8 wk
30 May
4 wk after
10 Jun
5 wk after
Zinnia
Zinnia elegans
6 – 20 May
4-6 wk
17 Jun
7 wk after
Common morning glory
Ipomoea purpurea
Fleece
12 – 26 May
3-5 wk
16 Jun
7 wk after
Cosmos
Cosmos bipinnatus
6 – 20 May
4-6 wk
17 Jun
7 wk after
10 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
24 Mar – 21 Apr
8-12 wk
16 Jun
7 wk after
Bee balm
Monarda didyma
5 Feb – 5 Mar
8-12 wk
30 Apr
Vid frost
25 May
3 wk after
Yarrow
Achillea millefolium
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
13 May
1 wk after
Safflower
Carthamus tinctorius
15 Apr
2 wk before
26 Apr
1 wk before
Iceland poppy
Papaver nudicaule
9 – 23 Feb
6-8 wk
6 Apr
4 wk before
22 Apr
2 wk before
Bishop's flower
Ammi majus
30 Mar – 13 Apr
4-6 wk
11 May
1 wk after
13 May
1 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
12 – 26 Mar
10-12 wk
4 Jun
5 wk after
Sunflower
Helianthus annuus
20 – 27 May
3-4 wk
17 Jun
7 wk after
25 May
3 wk after
China aster
Callistephus chinensis
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
10 Jun
5 wk after
Annual phlox
Phlox drummondii
10 – 24 Apr
6-8 wk
5 Jun
5 wk after
10 Jun
5 wk after
Hollyhock
Alcea rosea
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
13 May
1 wk after
Delphinium
Delphinium elatum
22 Feb – 22 Mar
8-12 wk
17 May
2 wk after
25 May
3 wk after
African marigold
Tagetes erecta
22 Apr – 6 May
6-8 wk
17 Jun
7 wk after
Black-eyed Susan
Rudbeckia hirta
4 – 18 Apr
6-8 wk
30 May
4 wk after
10 Jun
5 wk after
Woodland sage
Salvia nemorosa
25 Feb – 11 Mar
8-10 wk
6 May
1 wk after
25 May
3 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
7 Apr – 5 May
6-10 wk
16 Jun
7 wk after
California goldenpoppy
Eschscholzia californica
26 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
8 – 22 Apr
8-10 wk
17 Jun
7 wk after
Water forget-me-not
Myosotis scorpioides
18 Feb – 4 Mar
6-8 wk
15 Apr
2 wk before
13 May
1 wk after
Current date Soon Date passed