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0.9°
Last 24h: Near frost recorded this morning at 06:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 7 Mar Frost 9 of 10 years · 20 years of data
Frost-free season 246 days 7 Mar – 8 Nov
Probability that frost is over

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