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0.2°
Last 24h: Near frost recorded this morning at 07:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 8 May Frost 1 of 10 years · 20 years of data
Frost-free season 167 days 8 May – 22 Oct
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)
Fleece
3 – 17 Apr
5-7 wk
22 May
2 wk after
20 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 Apr
4-6 wk
25 May
2 wk after
4 May
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
20 Mar – 17 Apr
8-12 wk
12 Jun
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
30 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
27 May – 3 Jun
3-4 wk
24 Jun
7 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
8 – 15 May
4-5 wk
12 Jun
5 wk after
18 May
1 wk after
Butter bean
Phaseolus lunatus
Greenhouse
16 – 23 May
3-4 wk
13 Jun
5 wk after
Onion
Allium cepa (Cepa-gruppen)
13 Feb – 13 Mar
8-12 wk
8 May
Vid frost
21 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
21 May
1 wk after
Sweetcorn
Zea mays
Fleece
26 May – 2 Jun
3-4 wk
23 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
10 – 17 May
3-4 wk
7 Jun
4 wk after
21 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
30 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
30 Apr
2 wk before
Potato
Solanum tuberosum
14 – 28 May
4-6 wk
25 Jun
7 wk after
16 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
4 May
1 wk before
Pumpkin
Cucurbita pepo
Fleece
27 May – 3 Jun
3-4 wk
24 Jun
7 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
10 – 17 May
3-4 wk
7 Jun
4 wk after
21 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 Apr
4-6 wk
25 May
2 wk after
Lettuce
Lactuca sativa
3 – 10 Apr
3-4 wk
1 May
1 wk before
4 May
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
20 Mar – 3 Apr
4-6 wk
1 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
26 Mar – 9 Apr
2-4 wk
23 Apr
2 wk before
30 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
4 May
1 wk before
Spinach
Spinacia oleracea
26 Mar – 2 Apr
3-4 wk
23 Apr
2 wk before
25 Apr
3 wk before
Sweet potato
Ipomoea batatas
26 May – 9 Jun
4-6 wk
7 Jul
8 wk after
Tomato
Solanum lycopersicum
30 Apr – 14 May
6-8 wk
25 Jun
7 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
28 May – 11 Jun
2-4 wk
25 Jun
7 wk after
18 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 Apr
4-6 wk
25 May
2 wk after
Pea
Pisum sativum
26 Mar – 2 Apr
3-4 wk
23 Apr
2 wk before
4 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
Fleece
12 – 26 May
4-6 wk
23 Jun
7 wk after
Lemon balm
Melissa officinalis
27 Feb – 13 Mar
8-10 wk
8 May
Vid frost
2 Jun
3 wk after
Dill
Anethum graveolens
4 May
1 wk before
Chives
Allium schoenoprasum
17 Feb – 3 Mar
6-8 wk
14 Apr
4 wk before
4 May
1 wk before
Spearmint
Mentha spicata
29 Jan – 26 Feb
8-12 wk
23 Apr
2 wk before
2 Jun
3 wk after
Coriander
Coriandrum sativum
21 May
1 wk after
Sage
Salvia officinalis
29 Mar – 12 Apr
8-10 wk
7 Jun
4 wk after
Thyme
Thymus vulgaris
16 – 30 Mar
8-10 wk
25 May
2 wk after
Oregano
Origanum vulgare
19 Mar – 2 Apr
6-8 wk
14 May
1 wk after
2 Jun
3 wk after
Parsley
Petroselinum crispum
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
4 May
1 wk before
Rosemary
Salvia rosmarinus
1 – 29 Mar
10-14 wk
7 Jun
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
27 May – 3 Jun
3-4 wk
24 Jun
7 wk after
Cornflower
Centaurea cyanus
23 Apr
2 wk before
4 May
1 wk before
Statice
Limonium sinuatum
Fleece
3 – 17 Apr
8-10 wk
12 Jun
5 wk after
Sweet William
Dianthus barbatus
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
16 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
23 Jun
7 wk after
Dahlia
Dahlia × pinnata
25 Apr – 9 May
6-8 wk
20 Jun
6 wk after
Dahlia (tubers)
Dahlia × pinnata
25 Apr – 23 May
4-8 wk
20 Jun
6 wk after
2 Jun
3 wk after
Foxglove
Digitalis purpurea
12 – 26 Feb
8-10 wk
23 Apr
2 wk before
21 May
1 wk after
Busy lizzie
Impatiens walleriana
10 Apr – 8 May
8-12 wk
3 Jul
8 wk after
Creeping zinnia
Sanvitalia procumbens
30 Apr – 14 May
6-8 wk
25 Jun
7 wk after
Hyacinth bean
Dolichos lablab
Season too short
13 – 27 May
4-6 wk
24 Jun
7 wk after
Chinese lantern
Physalis alkekengi
29 Mar – 12 Apr
8-10 wk
7 Jun
4 wk after
Love in a mist
Nigella damascena
4 May
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
23 Jun
7 wk after
Tall verbena
Verbena bonariensis
15 Mar – 12 Apr
8-12 wk
7 Jun
4 wk after
Cardoon
Cynara cardunculus
Season too short
7 Mar – 4 Apr
8-12 wk
30 May
3 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
20 Mar – 17 Apr
8-12 wk
12 Jun
5 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
Corn poppy
Papaver rhoeas
4 May
1 wk before
Snapdragon
Antirrhinum majus
6 Feb – 6 Mar
8-12 wk
1 May
1 wk before
16 May
1 wk after
Flossflower
Ageratum houstonianum
Fleece
15 – 29 Apr
8-10 wk
24 Jun
7 wk after
Sweet pea
Lathyrus odoratus
26 Feb – 19 Mar
5-8 wk
23 Apr
2 wk before
Stock
Matthiola incana
6 – 20 Mar
6-8 wk
1 May
1 wk before
21 May
1 wk after
Wormwood
Artemisia absinthium
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
21 May
1 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
1 – 15 May
4-6 wk
12 Jun
5 wk after
Pansy
Viola × wittrockiana
3 – 17 Feb
8-10 wk
14 Apr
4 wk before
16 May
1 wk after
Petunia
Petunia
Fleece
20 Mar – 17 Apr
8-12 wk
12 Jun
5 wk after
Scabious
Scabiosa atropurpurea
12 – 26 Apr
6-8 wk
7 Jun
4 wk after
18 Jun
5 wk after
Zinnia
Zinnia elegans
14 – 28 May
4-6 wk
25 Jun
7 wk after
Common morning glory
Ipomoea purpurea
Fleece
20 May – 3 Jun
3-5 wk
24 Jun
7 wk after
Cosmos
Cosmos bipinnatus
Fleece
1 – 15 May
4-6 wk
12 Jun
5 wk after
29 May
3 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
1 – 29 Apr
8-12 wk
24 Jun
7 wk after
Bee balm
Monarda didyma
13 Feb – 13 Mar
8-12 wk
8 May
Vid frost
2 Jun
3 wk after
Yarrow
Achillea millefolium
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
21 May
1 wk after
Safflower
Carthamus tinctorius
23 Apr
2 wk before
4 May
1 wk before
Iceland poppy
Papaver nudicaule
17 Feb – 3 Mar
6-8 wk
14 Apr
4 wk before
30 Apr
2 wk before
Bishop's flower
Ammi majus
7 – 21 Apr
4-6 wk
19 May
1 wk after
21 May
1 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
20 Mar – 3 Apr
10-12 wk
12 Jun
5 wk after
Sunflower
Helianthus annuus
Fleece
15 – 22 May
3-4 wk
12 Jun
5 wk after
18 May
1 wk after
China aster
Callistephus chinensis
Fleece
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
29 May
3 wk after
Annual phlox
Phlox drummondii
18 Apr – 2 May
6-8 wk
13 Jun
5 wk after
18 Jun
5 wk after
Hollyhock
Alcea rosea
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
21 May
1 wk after
Delphinium
Delphinium elatum
2 – 30 Mar
8-12 wk
25 May
2 wk after
2 Jun
3 wk after
African marigold
Tagetes erecta
30 Apr – 14 May
6-8 wk
25 Jun
7 wk after
Black-eyed Susan
Rudbeckia hirta
12 – 26 Apr
6-8 wk
7 Jun
4 wk after
18 Jun
5 wk after
Woodland sage
Salvia nemorosa
5 – 19 Mar
8-10 wk
14 May
1 wk after
2 Jun
3 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
15 Apr – 13 May
6-10 wk
24 Jun
7 wk after
California goldenpoppy
Eschscholzia californica
4 May
1 wk before
Painted tongue
Salpiglossis sinuata
Fleece
3 – 17 Apr
8-10 wk
12 Jun
5 wk after
Water forget-me-not
Myosotis scorpioides
26 Feb – 12 Mar
6-8 wk
23 Apr
2 wk before
21 May
1 wk after
Current date Soon Date passed