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-0.9°
Slight frost tomorrow morning at 07:00. Frost temperatures between tomorrow 04:00 – 08:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 7 May Frost 1 of 10 years · 20 years of data
Frost-free season 195 days 7 May – 18 Nov
Probability that frost is over

90% = Half of years are frost-free by this date. More about frost & season →

Custom date

Vegetables

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