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No frost in sight Last frost normally in 3 days (22 Apr), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 22 Apr Frost 1 of 4 years · 20 years of data
Frost-free season 220 days 22 Apr – 28 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)
3 – 17 Apr
5-7 wk
22 May
5 wk after
18 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
28 Mar – 11 Apr
4-6 wk
9 May
3 wk after
18 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
25 Mar – 22 Apr
8-12 wk
17 Jun
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
8 – 22 Feb
5-7 wk
29 Mar
4 wk before
14 Apr
2 wk before
Cucumber
Cucumis sativus
20 – 27 May
3-4 wk
17 Jun
10 wk after
Florence Fennel
Foeniculum vulgare
Fleece
13 – 20 May
4-5 wk
17 Jun
8 wk after
18 May
4 wk after
Butter bean
Phaseolus lunatus
Season too short
5 – 12 May
3-4 wk
2 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
28 Jan – 25 Feb
8-12 wk
22 Apr
Vid frost
5 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
9 Apr
2 wk before
Sweetcorn
Zea mays
Season too short
27 Apr – 4 May
3-4 wk
25 May
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
24 Apr – 1 May
3-4 wk
22 May
5 wk after
5 May
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
14 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
8 – 22 Feb
5-7 wk
29 Mar
4 wk before
14 Apr
2 wk before
Potato
Solanum tuberosum
Season too short
19 Feb – 5 Mar
4-6 wk
2 Apr
3 wk before
2 Apr
3 wk before
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
8 – 22 Feb
5-7 wk
29 Mar
4 wk before
18 Apr
1 wk before
Pumpkin
Cucurbita pepo
20 – 27 May
3-4 wk
17 Jun
10 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
24 Apr – 1 May
3-4 wk
22 May
5 wk after
5 May
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
28 Mar – 11 Apr
4-6 wk
9 May
3 wk after
Lettuce
Lactuca sativa
18 – 25 Mar
3-4 wk
15 Apr
1 wk before
18 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
4 – 18 Mar
4-6 wk
15 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
7 – 21 Feb
2-4 wk
7 Mar
7 wk before
7 Mar
7 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
19 Mar
5 wk before
Spinach
Spinacia oleracea
10 – 17 Mar
3-4 wk
7 Apr
3 wk before
9 Apr
3 wk before
Sweet potato
Ipomoea batatas
10 – 24 May
4-6 wk
21 Jun
11 wk after
Tomato
Solanum lycopersicum
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
12 – 26 May
2-4 wk
9 Jun
8 wk after
2 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
28 Mar – 11 Apr
4-6 wk
9 May
3 wk after
Pea
Pisum sativum
10 – 17 Mar
3-4 wk
7 Apr
3 wk before
18 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
Season too short
13 – 27 Apr
4-6 wk
25 May
5 wk after
Lemon balm
Melissa officinalis
11 – 25 Feb
8-10 wk
22 Apr
Vid frost
17 May
4 wk after
Dill
Anethum graveolens
18 Apr
1 wk before
Chives
Allium schoenoprasum
1 – 15 Feb
6-8 wk
29 Mar
4 wk before
18 Apr
1 wk before
Spearmint
Mentha spicata
13 Jan – 10 Feb
8-12 wk
7 Apr
3 wk before
17 May
4 wk after
Coriander
Coriandrum sativum
5 May
2 wk after
Sage
Salvia officinalis
13 – 27 Mar
8-10 wk
22 May
5 wk after
Thyme
Thymus vulgaris
28 Feb – 14 Mar
8-10 wk
9 May
3 wk after
Oregano
Origanum vulgare
3 – 17 Mar
6-8 wk
28 Apr
1 wk after
17 May
4 wk after
Parsley
Petroselinum crispum
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
18 Apr
1 wk before
Rosemary
Salvia rosmarinus
13 Feb – 13 Mar
10-14 wk
22 May
5 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
Fleece
31 May – 7 Jun
3-4 wk
28 Jun
10 wk after
Cornflower
Centaurea cyanus
7 Apr
3 wk before
18 Apr
1 wk before
Statice
Limonium sinuatum
31 Mar – 14 Apr
8-10 wk
9 Jun
8 wk after
Sweet William
Dianthus barbatus
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
30 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
2 Jul
11 wk after
Dahlia
Dahlia × pinnata
9 – 23 Apr
6-8 wk
4 Jun
7 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
24 Feb – 24 Mar
4-8 wk
21 Apr
21 Apr
Foxglove
Digitalis purpurea
27 Jan – 10 Feb
8-10 wk
7 Apr
3 wk before
5 May
2 wk after
Busy lizzie
Impatiens walleriana
25 Mar – 22 Apr
8-12 wk
17 Jun
10 wk after
Creeping zinnia
Sanvitalia procumbens
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
Hyacinth bean
Dolichos lablab
Season too short
6 – 20 May
4-6 wk
17 Jun
8 wk after
Chinese lantern
Physalis alkekengi
13 – 27 Mar
8-10 wk
22 May
5 wk after
Love in a mist
Nigella damascena
18 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
2 Jul
11 wk after
Tall verbena
Verbena bonariensis
27 Feb – 27 Mar
8-12 wk
22 May
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
23 Feb – 23 Mar
8-12 wk
18 May
4 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
25 Mar – 22 Apr
8-12 wk
17 Jun
8 wk after
Globe amaranth
Gomphrena globosa
Fleece
22 Apr – 6 May
6-8 wk
17 Jun
8 wk after
Corn poppy
Papaver rhoeas
18 Apr
1 wk before
Snapdragon
Antirrhinum majus
21 Jan – 18 Feb
8-12 wk
15 Apr
1 wk before
30 Apr
1 wk after
Flossflower
Ageratum houstonianum
8 – 22 Apr
8-10 wk
17 Jun
10 wk after
Sweet pea
Lathyrus odoratus
10 Feb – 3 Mar
5-8 wk
7 Apr
3 wk before
Stock
Matthiola incana
18 Feb – 4 Mar
6-8 wk
15 Apr
1 wk before
5 May
2 wk after
Wormwood
Artemisia absinthium
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
5 May
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
6 – 20 May
4-6 wk
17 Jun
8 wk after
Pansy
Viola × wittrockiana
18 Jan – 1 Feb
8-10 wk
29 Mar
4 wk before
30 Apr
1 wk after
Petunia
Petunia
17 Mar – 14 Apr
8-12 wk
9 Jun
8 wk after
Scabious
Scabiosa atropurpurea
27 Mar – 10 Apr
6-8 wk
22 May
5 wk after
2 Jun
6 wk after
Zinnia
Zinnia elegans
28 Apr – 12 May
4-6 wk
9 Jun
8 wk after
Common morning glory
Ipomoea purpurea
13 – 27 May
3-5 wk
17 Jun
10 wk after
Cosmos
Cosmos bipinnatus
28 Apr – 12 May
4-6 wk
9 Jun
8 wk after
2 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
5 Apr – 3 May
8-12 wk
28 Jun
10 wk after
Bee balm
Monarda didyma
28 Jan – 25 Feb
8-12 wk
22 Apr
Vid frost
17 May
4 wk after
Yarrow
Achillea millefolium
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
5 May
2 wk after
Safflower
Carthamus tinctorius
7 Apr
3 wk before
18 Apr
1 wk before
Iceland poppy
Papaver nudicaule
1 – 15 Feb
6-8 wk
29 Mar
4 wk before
14 Apr
2 wk before
Bishop's flower
Ammi majus
22 Mar – 5 Apr
4-6 wk
3 May
2 wk after
5 May
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
25 Mar – 8 Apr
10-12 wk
17 Jun
8 wk after
Sunflower
Helianthus annuus
12 – 19 May
3-4 wk
9 Jun
8 wk after
17 May
4 wk after
China aster
Callistephus chinensis
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
2 Jun
6 wk after
Annual phlox
Phlox drummondii
2 – 16 Apr
6-8 wk
28 May
6 wk after
2 Jun
6 wk after
Hollyhock
Alcea rosea
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
5 May
2 wk after
Delphinium
Delphinium elatum
14 Feb – 14 Mar
8-12 wk
9 May
3 wk after
17 May
4 wk after
African marigold
Tagetes erecta
14 – 28 Apr
6-8 wk
9 Jun
8 wk after
Black-eyed Susan
Rudbeckia hirta
27 Mar – 10 Apr
6-8 wk
22 May
5 wk after
2 Jun
6 wk after
Woodland sage
Salvia nemorosa
17 Feb – 3 Mar
8-10 wk
28 Apr
1 wk after
17 May
4 wk after
Black-eyed susan vine
Thunbergia alata
8 Apr – 6 May
6-10 wk
17 Jun
10 wk after
California goldenpoppy
Eschscholzia californica
18 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
31 Mar – 14 Apr
8-10 wk
9 Jun
8 wk after
Water forget-me-not
Myosotis scorpioides
10 – 24 Feb
6-8 wk
7 Apr
3 wk before
5 May
2 wk after
Current date Soon Date passed