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0.4°
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 4 years · 20 years of data
Frost-free season 204 days 30 Apr – 20 Nov
Probability that frost is over

75% = 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
1 – 15 Apr
5-7 wk
20 May
3 wk after
10 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
5 – 19 Apr
4-6 wk
17 May
3 wk after
26 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
2 – 30 Apr
8-12 wk
25 Jun
8 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
28 May – 4 Jun
3-4 wk
25 Jun
8 wk after
Florence Fennel
Foeniculum vulgare
Fleece
21 – 28 May
4-5 wk
25 Jun
8 wk after
26 May
4 wk after
Butter bean
Phaseolus lunatus
Season too short
13 – 20 May
3-4 wk
10 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
5 Feb – 5 Mar
8-12 wk
30 Apr
Vid frost
13 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
17 Apr
2 wk before
Sweetcorn
Zea mays
Season too short
5 – 12 May
3-4 wk
2 Jun
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
2 – 9 May
3-4 wk
30 May
5 wk after
13 May
2 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
Season too short
27 Feb – 13 Mar
4-6 wk
10 Apr
3 wk before
10 Apr
3 wk before
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
Fleece
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
5 wk after
13 May
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
5 – 19 Apr
4-6 wk
17 May
3 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)
Season too short
15 Feb – 1 Mar
2-4 wk
15 Mar
7 wk before
15 Mar
7 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
27 Mar
5 wk before
Spinach
Spinacia oleracea
18 – 25 Mar
3-4 wk
15 Apr
3 wk before
17 Apr
3 wk before
Sweet potato
Ipomoea batatas
18 May – 1 Jun
4-6 wk
29 Jun
11 wk after
Tomato
Solanum lycopersicum
22 Apr – 6 May
6-8 wk
17 Jun
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
20 May – 3 Jun
2-4 wk
17 Jun
8 wk after
10 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
5 – 19 Apr
4-6 wk
17 May
3 wk after
Pea
Pisum sativum
18 – 25 Mar
3-4 wk
15 Apr
3 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
Season too short
21 Apr – 5 May
4-6 wk
2 Jun
5 wk after
Lemon balm
Melissa officinalis
19 Feb – 5 Mar
8-10 wk
30 Apr
Vid frost
25 May
4 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
3 wk before
25 May
4 wk after
Coriander
Coriandrum sativum
13 May
2 wk after
Sage
Salvia officinalis
21 Mar – 4 Apr
8-10 wk
30 May
5 wk after
Thyme
Thymus vulgaris
8 – 22 Mar
8-10 wk
17 May
3 wk after
Oregano
Origanum vulgare
11 – 25 Mar
6-8 wk
6 May
1 wk after
25 May
4 wk after
Parsley
Petroselinum crispum
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
26 Apr
1 wk before
Rosemary
Salvia rosmarinus
21 Feb – 21 Mar
10-14 wk
30 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
Greenhouse
28 May – 4 Jun
3-4 wk
25 Jun
8 wk after
Cornflower
Centaurea cyanus
15 Apr
3 wk before
26 Apr
1 wk before
Statice
Limonium sinuatum
8 – 22 Apr
8-10 wk
17 Jun
8 wk after
Sweet William
Dianthus barbatus
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
8 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
22 Apr – 6 May
6-8 wk
17 Jun
8 wk after
10 Jul
11 wk after
Dahlia
Dahlia × pinnata
17 Apr – 1 May
6-8 wk
12 Jun
7 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
4 Mar – 1 Apr
4-8 wk
29 Apr
29 Apr
Foxglove
Digitalis purpurea
4 – 18 Feb
8-10 wk
15 Apr
3 wk before
13 May
2 wk after
Busy lizzie
Impatiens walleriana
Fleece
2 – 30 Apr
8-12 wk
25 Jun
8 wk after
Creeping zinnia
Sanvitalia procumbens
22 Apr – 6 May
6-8 wk
17 Jun
8 wk after
Hyacinth bean
Dolichos lablab
Season too short
14 – 28 May
4-6 wk
25 Jun
8 wk after
Chinese lantern
Physalis alkekengi
21 Mar – 4 Apr
8-10 wk
30 May
5 wk after
Love in a mist
Nigella damascena
26 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
15 – 29 Apr
6-8 wk
10 Jun
6 wk after
15 Jun
7 wk after
Tall verbena
Verbena bonariensis
7 Mar – 4 Apr
8-12 wk
30 May
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
3 – 31 Mar
8-12 wk
26 May
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
18 Mar – 15 Apr
8-12 wk
10 Jun
6 wk after
Globe amaranth
Gomphrena globosa
Fleece
30 Apr – 14 May
6-8 wk
25 Jun
8 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
16 – 30 Apr
8-10 wk
25 Jun
8 wk after
Sweet pea
Lathyrus odoratus
18 Feb – 11 Mar
5-8 wk
15 Apr
3 wk before
Stock
Matthiola incana
26 Feb – 12 Mar
6-8 wk
23 Apr
1 wk before
13 May
2 wk after
Wormwood
Artemisia absinthium
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
13 May
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
14 – 28 May
4-6 wk
25 Jun
8 wk after
Pansy
Viola × wittrockiana
26 Jan – 9 Feb
8-10 wk
6 Apr
4 wk before
8 May
1 wk after
Petunia
Petunia
Fleece
18 Mar – 15 Apr
8-12 wk
10 Jun
6 wk after
Scabious
Scabiosa atropurpurea
4 – 18 Apr
6-8 wk
30 May
5 wk after
10 Jun
6 wk after
Zinnia
Zinnia elegans
6 – 20 May
4-6 wk
17 Jun
8 wk after
Common morning glory
Ipomoea purpurea
Fleece
21 May – 4 Jun
3-5 wk
25 Jun
8 wk after
Cosmos
Cosmos bipinnatus
6 – 20 May
4-6 wk
17 Jun
8 wk after
10 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
2 – 30 Apr
8-12 wk
25 Jun
8 wk after
Bee balm
Monarda didyma
5 Feb – 5 Mar
8-12 wk
30 Apr
Vid frost
25 May
4 wk after
Yarrow
Achillea millefolium
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
13 May
2 wk after
Safflower
Carthamus tinctorius
15 Apr
3 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
2 wk after
13 May
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
18 Mar – 1 Apr
10-12 wk
10 Jun
6 wk after
Sunflower
Helianthus annuus
Fleece
13 – 20 May
3-4 wk
10 Jun
6 wk after
13 May
2 wk after
China aster
Callistephus chinensis
Fleece
15 – 29 Apr
6-8 wk
10 Jun
6 wk after
26 May
4 wk after
Annual phlox
Phlox drummondii
10 – 24 Apr
6-8 wk
5 Jun
6 wk after
10 Jun
6 wk after
Hollyhock
Alcea rosea
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
13 May
2 wk after
Delphinium
Delphinium elatum
22 Feb – 22 Mar
8-12 wk
17 May
3 wk after
25 May
4 wk after
African marigold
Tagetes erecta
22 Apr – 6 May
6-8 wk
17 Jun
8 wk after
Black-eyed Susan
Rudbeckia hirta
4 – 18 Apr
6-8 wk
30 May
5 wk after
10 Jun
6 wk after
Woodland sage
Salvia nemorosa
25 Feb – 11 Mar
8-10 wk
6 May
1 wk after
25 May
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
16 Apr – 14 May
6-10 wk
25 Jun
8 wk after
California goldenpoppy
Eschscholzia californica
26 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
8 – 22 Apr
8-10 wk
17 Jun
8 wk after
Water forget-me-not
Myosotis scorpioides
18 Feb – 4 Mar
6-8 wk
15 Apr
3 wk before
13 May
2 wk after
Current date Soon Date passed