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0.1°
Last 24h: Near frost recorded this morning at 07:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 16 Mar Frost 9 of 10 years · 20 years of data
Frost-free season 215 days 16 Mar – 17 Oct
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)
25 Feb – 11 Mar
5-7 wk
15 Apr
5 wk after
12 Mar
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
19 Feb – 5 Mar
4-6 wk
2 Apr
3 wk after
12 Mar
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
1 Feb – 1 Mar
8-12 wk
26 Apr
6 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
2 – 16 Jan
5-7 wk
20 Feb
4 wk before
8 Mar
2 wk before
Cucumber
Cucumis sativus
Greenhouse
29 Mar – 5 Apr
3-4 wk
26 Apr
6 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
22 – 29 Mar
4-5 wk
26 Apr
6 wk after
29 Mar
2 wk after
Butter bean
Phaseolus lunatus
Greenhouse
29 Mar – 5 Apr
3-4 wk
26 Apr
6 wk after
Onion
Allium cepa (Cepa-gruppen)
22 Dec – 19 Jan
8-12 wk
16 Mar
Vid frost
29 Mar
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
29 Mar
2 wk after
Sweetcorn
Zea mays
Fleece
3 – 10 Apr
3-4 wk
1 May
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 Mar
3-4 wk
15 Apr
5 wk after
29 Mar
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
8 Mar
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
2 – 16 Jan
5-7 wk
20 Feb
4 wk before
8 Mar
2 wk before
Potato
Solanum tuberosum
22 Mar – 5 Apr
4-6 wk
3 May
8 wk after
24 Mar
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
2 – 16 Jan
5-7 wk
20 Feb
4 wk before
12 Mar
1 wk before
Pumpkin
Cucurbita pepo
Fleece
13 – 20 Apr
3-4 wk
11 May
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 Mar
3-4 wk
15 Apr
5 wk after
29 Mar
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
19 Feb – 5 Mar
4-6 wk
2 Apr
3 wk after
Lettuce
Lactuca sativa
9 – 16 Feb
3-4 wk
9 Mar
1 wk before
12 Mar
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Jan – 9 Feb
4-6 wk
9 Mar
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
1 – 15 Feb
2-4 wk
1 Mar
3 wk before
8 Mar
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
12 Mar
1 wk before
Spinach
Spinacia oleracea
1 – 8 Feb
3-4 wk
1 Mar
3 wk before
3 Mar
3 wk before
Sweet potato
Ipomoea batatas
3 – 17 Apr
4-6 wk
15 May
11 wk after
Tomato
Solanum lycopersicum
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Fleece
29 Mar – 12 Apr
2-4 wk
26 Apr
6 wk after
11 Apr
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
19 Feb – 5 Mar
4-6 wk
2 Apr
3 wk after
Pea
Pisum sativum
1 – 8 Feb
3-4 wk
1 Mar
3 wk before
12 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
Fleece
20 Mar – 3 Apr
4-6 wk
1 May
7 wk after
Lemon balm
Melissa officinalis
5 – 19 Jan
8-10 wk
16 Mar
Vid frost
10 Apr
4 wk after
Dill
Anethum graveolens
12 Mar
1 wk before
Chives
Allium schoenoprasum
26 Dec – 9 Jan
6-8 wk
20 Feb
4 wk before
12 Mar
1 wk before
Spearmint
Mentha spicata
7 Dec – 4 Jan
8-12 wk
1 Mar
3 wk before
10 Apr
4 wk after
Coriander
Coriandrum sativum
29 Mar
2 wk after
Sage
Salvia officinalis
4 – 18 Feb
8-10 wk
15 Apr
5 wk after
Thyme
Thymus vulgaris
22 Jan – 5 Feb
8-10 wk
2 Apr
3 wk after
Oregano
Origanum vulgare
25 Jan – 8 Feb
6-8 wk
22 Mar
1 wk after
10 Apr
4 wk after
Parsley
Petroselinum crispum
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
12 Mar
1 wk before
Rosemary
Salvia rosmarinus
7 Jan – 4 Feb
10-14 wk
15 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
Season too short
13 – 20 Apr
3-4 wk
11 May
8 wk after
Cornflower
Centaurea cyanus
1 Mar
3 wk before
12 Mar
1 wk before
Statice
Limonium sinuatum
Fleece
15 Feb – 1 Mar
8-10 wk
26 Apr
6 wk after
Sweet William
Dianthus barbatus
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
24 Mar
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
1 May
7 wk after
Dahlia
Dahlia × pinnata
3 – 17 Mar
6-8 wk
28 Apr
7 wk after
Dahlia (tubers)
Dahlia × pinnata
3 – 31 Mar
4-8 wk
28 Apr
7 wk after
10 Apr
4 wk after
Foxglove
Digitalis purpurea
21 Dec – 4 Jan
8-10 wk
1 Mar
3 wk before
29 Mar
2 wk after
Busy lizzie
Impatiens walleriana
Fleece
16 Feb – 16 Mar
8-12 wk
11 May
8 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
Hyacinth bean
Dolichos lablab
Season too short
30 Mar – 13 Apr
4-6 wk
11 May
8 wk after
Chinese lantern
Physalis alkekengi
4 – 18 Feb
8-10 wk
15 Apr
5 wk after
Love in a mist
Nigella damascena
12 Mar
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
1 May
7 wk after
Tall verbena
Verbena bonariensis
21 Jan – 18 Feb
8-12 wk
15 Apr
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
17 Jan – 14 Feb
8-12 wk
11 Apr
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
1 Feb – 1 Mar
8-12 wk
26 Apr
6 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
Corn poppy
Papaver rhoeas
12 Mar
1 wk before
Snapdragon
Antirrhinum majus
15 Dec – 12 Jan
8-12 wk
9 Mar
1 wk before
24 Mar
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
15 Feb – 1 Mar
8-10 wk
26 Apr
6 wk after
Sweet pea
Lathyrus odoratus
4 – 25 Jan
5-8 wk
1 Mar
3 wk before
Stock
Matthiola incana
12 – 26 Jan
6-8 wk
9 Mar
1 wk before
29 Mar
2 wk after
Wormwood
Artemisia absinthium
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
29 Mar
2 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
15 – 29 Mar
4-6 wk
26 Apr
6 wk after
Pansy
Viola × wittrockiana
12 – 26 Dec
8-10 wk
20 Feb
4 wk before
24 Mar
1 wk after
Petunia
Petunia
Fleece
1 Feb – 1 Mar
8-12 wk
26 Apr
6 wk after
Scabious
Scabiosa atropurpurea
18 Feb – 4 Mar
6-8 wk
15 Apr
5 wk after
26 Apr
6 wk after
Zinnia
Zinnia elegans
Fleece
15 – 29 Mar
4-6 wk
26 Apr
6 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
22 Mar – 5 Apr
3-5 wk
26 Apr
6 wk after
Cosmos
Cosmos bipinnatus
Fleece
15 – 29 Mar
4-6 wk
26 Apr
6 wk after
11 Apr
4 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
16 Feb – 16 Mar
8-12 wk
11 May
8 wk after
Bee balm
Monarda didyma
22 Dec – 19 Jan
8-12 wk
16 Mar
Vid frost
10 Apr
4 wk after
Yarrow
Achillea millefolium
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
29 Mar
2 wk after
Safflower
Carthamus tinctorius
1 Mar
3 wk before
12 Mar
1 wk before
Iceland poppy
Papaver nudicaule
26 Dec – 9 Jan
6-8 wk
20 Feb
4 wk before
8 Mar
2 wk before
Bishop's flower
Ammi majus
13 – 27 Feb
4-6 wk
27 Mar
2 wk after
29 Mar
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
1 – 15 Feb
10-12 wk
26 Apr
6 wk after
Sunflower
Helianthus annuus
Fleece
29 Mar – 5 Apr
3-4 wk
26 Apr
6 wk after
29 Mar
2 wk after
China aster
Callistephus chinensis
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
11 Apr
4 wk after
Annual phlox
Phlox drummondii
24 Feb – 10 Mar
6-8 wk
21 Apr
6 wk after
26 Apr
6 wk after
Hollyhock
Alcea rosea
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
29 Mar
2 wk after
Delphinium
Delphinium elatum
8 Jan – 5 Feb
8-12 wk
2 Apr
3 wk after
10 Apr
4 wk after
African marigold
Tagetes erecta
Fleece
1 – 15 Mar
6-8 wk
26 Apr
6 wk after
Black-eyed Susan
Rudbeckia hirta
18 Feb – 4 Mar
6-8 wk
15 Apr
5 wk after
26 Apr
6 wk after
Woodland sage
Salvia nemorosa
11 – 25 Jan
8-10 wk
22 Mar
1 wk after
10 Apr
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
15 Feb – 15 Mar
6-10 wk
26 Apr
6 wk after
California goldenpoppy
Eschscholzia californica
12 Mar
1 wk before
Painted tongue
Salpiglossis sinuata
Fleece
15 Feb – 1 Mar
8-10 wk
26 Apr
6 wk after
Water forget-me-not
Myosotis scorpioides
4 – 18 Jan
6-8 wk
1 Mar
3 wk before
29 Mar
2 wk after
Current date Soon Date passed