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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) 7 Apr Frost 3 of 4 years · 20 years of data
Frost-free season 203 days 7 Apr – 27 Oct
Probability that frost is over

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