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No frost in sight Last frost normally in 1 days (9 Apr), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 9 Apr Frost 1 of 4 years · 20 years of data
Frost-free season 235 days 9 Apr – 30 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)
21 Mar – 4 Apr
5-7 wk
9 May
5 wk after
5 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
15 – 29 Mar
4-6 wk
26 Apr
3 wk after
5 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
12 Mar – 9 Apr
8-12 wk
4 Jun
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
26 Jan – 9 Feb
5-7 wk
16 Mar
4 wk before
1 Apr
2 wk before
Cucumber
Cucumis sativus
7 – 14 May
3-4 wk
4 Jun
10 wk after
Florence Fennel
Foeniculum vulgare
Fleece
30 Apr – 7 May
4-5 wk
4 Jun
8 wk after
5 May
4 wk after
Butter bean
Phaseolus lunatus
Greenhouse
22 – 29 Apr
3-4 wk
20 May
6 wk after
Onion
Allium cepa (Cepa-gruppen)
15 Jan – 12 Feb
8-12 wk
9 Apr
Vid frost
22 Apr
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
22 Apr
2 wk after
Sweetcorn
Zea mays
Fleece
27 Apr – 4 May
3-4 wk
25 May
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
11 – 18 Apr
3-4 wk
9 May
5 wk after
22 Apr
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
1 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
26 Jan – 9 Feb
5-7 wk
16 Mar
4 wk before
1 Apr
2 wk before
Potato
Solanum tuberosum
15 – 29 Apr
4-6 wk
27 May
8 wk after
17 Apr
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
26 Jan – 9 Feb
5-7 wk
16 Mar
4 wk before
5 Apr
1 wk before
Pumpkin
Cucurbita pepo
7 – 14 May
3-4 wk
4 Jun
10 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
11 – 18 Apr
3-4 wk
9 May
5 wk after
22 Apr
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
15 – 29 Mar
4-6 wk
26 Apr
3 wk after
Lettuce
Lactuca sativa
5 – 12 Mar
3-4 wk
2 Apr
1 wk before
5 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
19 Feb – 5 Mar
4-6 wk
2 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
25 Feb – 11 Mar
2-4 wk
25 Mar
3 wk before
1 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
5 Apr
1 wk before
Spinach
Spinacia oleracea
25 Feb – 4 Mar
3-4 wk
25 Mar
3 wk before
27 Mar
3 wk before
Sweet potato
Ipomoea batatas
27 Apr – 11 May
4-6 wk
8 Jun
11 wk after
Tomato
Solanum lycopersicum
1 – 15 Apr
6-8 wk
27 May
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
29 Apr – 13 May
2-4 wk
27 May
8 wk after
20 May
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
15 – 29 Mar
4-6 wk
26 Apr
3 wk after
Pea
Pisum sativum
25 Feb – 4 Mar
3-4 wk
25 Mar
3 wk before
5 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
Fleece
13 – 27 Apr
4-6 wk
25 May
7 wk after
Lemon balm
Melissa officinalis
29 Jan – 12 Feb
8-10 wk
9 Apr
Vid frost
4 May
4 wk after
Dill
Anethum graveolens
5 Apr
1 wk before
Chives
Allium schoenoprasum
19 Jan – 2 Feb
6-8 wk
16 Mar
4 wk before
5 Apr
1 wk before
Spearmint
Mentha spicata
31 Dec – 28 Jan
8-12 wk
25 Mar
3 wk before
4 May
4 wk after
Coriander
Coriandrum sativum
22 Apr
2 wk after
Sage
Salvia officinalis
28 Feb – 14 Mar
8-10 wk
9 May
5 wk after
Thyme
Thymus vulgaris
15 Feb – 1 Mar
8-10 wk
26 Apr
3 wk after
Oregano
Origanum vulgare
18 Feb – 4 Mar
6-8 wk
15 Apr
1 wk after
4 May
4 wk after
Parsley
Petroselinum crispum
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
5 Apr
1 wk before
Rosemary
Salvia rosmarinus
31 Jan – 28 Feb
10-14 wk
9 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
Fleece
18 – 25 May
3-4 wk
15 Jun
10 wk after
Cornflower
Centaurea cyanus
25 Mar
3 wk before
5 Apr
1 wk before
Statice
Limonium sinuatum
18 Mar – 1 Apr
8-10 wk
27 May
8 wk after
Sweet William
Dianthus barbatus
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
17 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
1 – 15 Apr
6-8 wk
27 May
8 wk after
19 Jun
11 wk after
Dahlia
Dahlia × pinnata
27 Mar – 10 Apr
6-8 wk
22 May
7 wk after
Dahlia (tubers)
Dahlia × pinnata
27 Mar – 24 Apr
4-8 wk
22 May
7 wk after
4 May
4 wk after
Foxglove
Digitalis purpurea
14 – 28 Jan
8-10 wk
25 Mar
3 wk before
22 Apr
2 wk after
Busy lizzie
Impatiens walleriana
12 Mar – 9 Apr
8-12 wk
4 Jun
10 wk after
Creeping zinnia
Sanvitalia procumbens
1 – 15 Apr
6-8 wk
27 May
8 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
23 Apr – 7 May
4-6 wk
4 Jun
8 wk after
Chinese lantern
Physalis alkekengi
28 Feb – 14 Mar
8-10 wk
9 May
5 wk after
Love in a mist
Nigella damascena
5 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
1 – 15 Apr
6-8 wk
27 May
8 wk after
19 Jun
11 wk after
Tall verbena
Verbena bonariensis
14 Feb – 14 Mar
8-12 wk
9 May
5 wk after
Cardoon
Cynara cardunculus
Fleece
25 Feb – 25 Mar
8-12 wk
20 May
6 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
12 Mar – 9 Apr
8-12 wk
4 Jun
8 wk after
Globe amaranth
Gomphrena globosa
Fleece
9 – 23 Apr
6-8 wk
4 Jun
8 wk after
Corn poppy
Papaver rhoeas
5 Apr
1 wk before
Snapdragon
Antirrhinum majus
8 Jan – 5 Feb
8-12 wk
2 Apr
1 wk before
17 Apr
1 wk after
Flossflower
Ageratum houstonianum
26 Mar – 9 Apr
8-10 wk
4 Jun
10 wk after
Sweet pea
Lathyrus odoratus
28 Jan – 18 Feb
5-8 wk
25 Mar
3 wk before
Stock
Matthiola incana
5 – 19 Feb
6-8 wk
2 Apr
1 wk before
22 Apr
2 wk after
Wormwood
Artemisia absinthium
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
22 Apr
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
23 Apr – 7 May
4-6 wk
4 Jun
8 wk after
Pansy
Viola × wittrockiana
5 – 19 Jan
8-10 wk
16 Mar
4 wk before
17 Apr
1 wk after
Petunia
Petunia
4 Mar – 1 Apr
8-12 wk
27 May
8 wk after
Scabious
Scabiosa atropurpurea
14 – 28 Mar
6-8 wk
9 May
5 wk after
20 May
6 wk after
Zinnia
Zinnia elegans
15 – 29 Apr
4-6 wk
27 May
8 wk after
Common morning glory
Ipomoea purpurea
30 Apr – 14 May
3-5 wk
4 Jun
10 wk after
Cosmos
Cosmos bipinnatus
15 – 29 Apr
4-6 wk
27 May
8 wk after
20 May
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
23 Mar – 20 Apr
8-12 wk
15 Jun
10 wk after
Bee balm
Monarda didyma
15 Jan – 12 Feb
8-12 wk
9 Apr
Vid frost
4 May
4 wk after
Yarrow
Achillea millefolium
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
22 Apr
2 wk after
Safflower
Carthamus tinctorius
25 Mar
3 wk before
5 Apr
1 wk before
Iceland poppy
Papaver nudicaule
19 Jan – 2 Feb
6-8 wk
16 Mar
4 wk before
1 Apr
2 wk before
Bishop's flower
Ammi majus
9 – 23 Mar
4-6 wk
20 Apr
2 wk after
22 Apr
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
12 – 26 Mar
10-12 wk
4 Jun
8 wk after
Sunflower
Helianthus annuus
29 Apr – 6 May
3-4 wk
27 May
8 wk after
4 May
4 wk after
China aster
Callistephus chinensis
1 – 15 Apr
6-8 wk
27 May
8 wk after
20 May
6 wk after
Annual phlox
Phlox drummondii
20 Mar – 3 Apr
6-8 wk
15 May
6 wk after
20 May
6 wk after
Hollyhock
Alcea rosea
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
22 Apr
2 wk after
Delphinium
Delphinium elatum
1 Feb – 1 Mar
8-12 wk
26 Apr
3 wk after
4 May
4 wk after
African marigold
Tagetes erecta
1 – 15 Apr
6-8 wk
27 May
8 wk after
Black-eyed Susan
Rudbeckia hirta
14 – 28 Mar
6-8 wk
9 May
5 wk after
20 May
6 wk after
Woodland sage
Salvia nemorosa
4 – 18 Feb
8-10 wk
15 Apr
1 wk after
4 May
4 wk after
Black-eyed susan vine
Thunbergia alata
26 Mar – 23 Apr
6-10 wk
4 Jun
10 wk after
California goldenpoppy
Eschscholzia californica
5 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
18 Mar – 1 Apr
8-10 wk
27 May
8 wk after
Water forget-me-not
Myosotis scorpioides
28 Jan – 11 Feb
6-8 wk
25 Mar
3 wk before
22 Apr
2 wk after
Current date Soon Date passed