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No frost in sight Last frost normally in 8 days (16 Apr), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 16 Apr Frost 1 of 4 years · 20 years of data
Frost-free season 219 days 16 Apr – 21 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)
28 Mar – 11 Apr
5-7 wk
16 May
5 wk after
12 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
22 Mar – 5 Apr
4-6 wk
3 May
3 wk after
12 Apr
1 wk before
Chili pepper
Capsicum annuum
Fleece
19 Mar – 16 Apr
8-12 wk
11 Jun
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
2 – 16 Feb
5-7 wk
23 Mar
4 wk before
8 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
14 – 21 May
3-4 wk
11 Jun
8 wk after
Florence Fennel
Foeniculum vulgare
Fleece
7 – 14 May
4-5 wk
11 Jun
8 wk after
12 May
4 wk after
Butter bean
Phaseolus lunatus
Season too short
29 Apr – 6 May
3-4 wk
27 May
6 wk after
Onion
Allium cepa (Cepa-gruppen)
22 Jan – 19 Feb
8-12 wk
16 Apr
Vid frost
29 Apr
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
3 Apr
2 wk before
Sweetcorn
Zea mays
Season too short
21 – 28 Apr
3-4 wk
19 May
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 Apr
3-4 wk
16 May
5 wk after
29 Apr
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
8 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
2 – 16 Feb
5-7 wk
23 Mar
4 wk before
8 Apr
2 wk before
Potato
Solanum tuberosum
Season too short
13 – 27 Feb
4-6 wk
27 Mar
3 wk before
27 Mar
3 wk before
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
2 – 16 Feb
5-7 wk
23 Mar
4 wk before
12 Apr
1 wk before
Pumpkin
Cucurbita pepo
Fleece
14 – 21 May
3-4 wk
11 Jun
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 Apr
3-4 wk
16 May
5 wk after
29 Apr
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
22 Mar – 5 Apr
4-6 wk
3 May
3 wk after
Lettuce
Lactuca sativa
12 – 19 Mar
3-4 wk
9 Apr
1 wk before
12 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Feb – 12 Mar
4-6 wk
9 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
1 – 15 Feb
2-4 wk
1 Mar
7 wk before
1 Mar
7 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
13 Mar
5 wk before
Spinach
Spinacia oleracea
4 – 11 Mar
3-4 wk
1 Apr
3 wk before
3 Apr
3 wk before
Sweet potato
Ipomoea batatas
4 – 18 May
4-6 wk
15 Jun
11 wk after
Tomato
Solanum lycopersicum
8 – 22 Apr
6-8 wk
3 Jun
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
6 – 20 May
2-4 wk
3 Jun
8 wk after
27 May
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
22 Mar – 5 Apr
4-6 wk
3 May
3 wk after
Pea
Pisum sativum
4 – 11 Mar
3-4 wk
1 Apr
3 wk before
12 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
7 – 21 Apr
4-6 wk
19 May
5 wk after
Lemon balm
Melissa officinalis
5 – 19 Feb
8-10 wk
16 Apr
Vid frost
11 May
4 wk after
Dill
Anethum graveolens
12 Apr
1 wk before
Chives
Allium schoenoprasum
26 Jan – 9 Feb
6-8 wk
23 Mar
4 wk before
12 Apr
1 wk before
Spearmint
Mentha spicata
7 Jan – 4 Feb
8-12 wk
1 Apr
3 wk before
11 May
4 wk after
Coriander
Coriandrum sativum
29 Apr
2 wk after
Sage
Salvia officinalis
7 – 21 Mar
8-10 wk
16 May
5 wk after
Thyme
Thymus vulgaris
22 Feb – 8 Mar
8-10 wk
3 May
3 wk after
Oregano
Origanum vulgare
25 Feb – 11 Mar
6-8 wk
22 Apr
1 wk after
11 May
4 wk after
Parsley
Petroselinum crispum
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
12 Apr
1 wk before
Rosemary
Salvia rosmarinus
7 Feb – 7 Mar
10-14 wk
16 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
14 – 21 May
3-4 wk
11 Jun
8 wk after
Cornflower
Centaurea cyanus
1 Apr
3 wk before
12 Apr
1 wk before
Statice
Limonium sinuatum
25 Mar – 8 Apr
8-10 wk
3 Jun
8 wk after
Sweet William
Dianthus barbatus
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
24 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
8 – 22 Apr
6-8 wk
3 Jun
8 wk after
26 Jun
11 wk after
Dahlia
Dahlia × pinnata
3 – 17 Apr
6-8 wk
29 May
7 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
18 Feb – 18 Mar
4-8 wk
15 Apr
15 Apr
Foxglove
Digitalis purpurea
21 Jan – 4 Feb
8-10 wk
1 Apr
3 wk before
29 Apr
2 wk after
Busy lizzie
Impatiens walleriana
19 Mar – 16 Apr
8-12 wk
11 Jun
10 wk after
Creeping zinnia
Sanvitalia procumbens
8 – 22 Apr
6-8 wk
3 Jun
8 wk after
Hyacinth bean
Dolichos lablab
Season too short
30 Apr – 14 May
4-6 wk
11 Jun
8 wk after
Chinese lantern
Physalis alkekengi
7 – 21 Mar
8-10 wk
16 May
5 wk after
Love in a mist
Nigella damascena
12 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
1 – 15 Apr
6-8 wk
27 May
6 wk after
1 Jun
7 wk after
Tall verbena
Verbena bonariensis
21 Feb – 21 Mar
8-12 wk
16 May
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
17 Feb – 17 Mar
8-12 wk
12 May
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
4 Mar – 1 Apr
8-12 wk
27 May
6 wk after
Globe amaranth
Gomphrena globosa
Fleece
16 – 30 Apr
6-8 wk
11 Jun
8 wk after
Corn poppy
Papaver rhoeas
12 Apr
1 wk before
Snapdragon
Antirrhinum majus
15 Jan – 12 Feb
8-12 wk
9 Apr
1 wk before
24 Apr
1 wk after
Flossflower
Ageratum houstonianum
Fleece
2 – 16 Apr
8-10 wk
11 Jun
8 wk after
Sweet pea
Lathyrus odoratus
4 – 25 Feb
5-8 wk
1 Apr
3 wk before
Stock
Matthiola incana
12 – 26 Feb
6-8 wk
9 Apr
1 wk before
29 Apr
2 wk after
Wormwood
Artemisia absinthium
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
29 Apr
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
30 Apr – 14 May
4-6 wk
11 Jun
8 wk after
Pansy
Viola × wittrockiana
12 – 26 Jan
8-10 wk
23 Mar
4 wk before
24 Apr
1 wk after
Petunia
Petunia
Fleece
4 Mar – 1 Apr
8-12 wk
27 May
6 wk after
Scabious
Scabiosa atropurpurea
21 Mar – 4 Apr
6-8 wk
16 May
5 wk after
27 May
6 wk after
Zinnia
Zinnia elegans
22 Apr – 6 May
4-6 wk
3 Jun
8 wk after
Common morning glory
Ipomoea purpurea
Fleece
7 – 21 May
3-5 wk
11 Jun
8 wk after
Cosmos
Cosmos bipinnatus
22 Apr – 6 May
4-6 wk
3 Jun
8 wk after
27 May
6 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
19 Mar – 16 Apr
8-12 wk
11 Jun
8 wk after
Bee balm
Monarda didyma
22 Jan – 19 Feb
8-12 wk
16 Apr
Vid frost
11 May
4 wk after
Yarrow
Achillea millefolium
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
29 Apr
2 wk after
Safflower
Carthamus tinctorius
1 Apr
3 wk before
12 Apr
1 wk before
Iceland poppy
Papaver nudicaule
26 Jan – 9 Feb
6-8 wk
23 Mar
4 wk before
8 Apr
2 wk before
Bishop's flower
Ammi majus
16 – 30 Mar
4-6 wk
27 Apr
2 wk after
29 Apr
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
4 – 18 Mar
10-12 wk
27 May
6 wk after
Sunflower
Helianthus annuus
Fleece
29 Apr – 6 May
3-4 wk
27 May
6 wk after
29 Apr
2 wk after
China aster
Callistephus chinensis
Fleece
1 – 15 Apr
6-8 wk
27 May
6 wk after
12 May
4 wk after
Annual phlox
Phlox drummondii
27 Mar – 10 Apr
6-8 wk
22 May
6 wk after
27 May
6 wk after
Hollyhock
Alcea rosea
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
29 Apr
2 wk after
Delphinium
Delphinium elatum
8 Feb – 8 Mar
8-12 wk
3 May
3 wk after
11 May
4 wk after
African marigold
Tagetes erecta
8 – 22 Apr
6-8 wk
3 Jun
8 wk after
Black-eyed Susan
Rudbeckia hirta
21 Mar – 4 Apr
6-8 wk
16 May
5 wk after
27 May
6 wk after
Woodland sage
Salvia nemorosa
11 – 25 Feb
8-10 wk
22 Apr
1 wk after
11 May
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
2 – 30 Apr
6-10 wk
11 Jun
8 wk after
California goldenpoppy
Eschscholzia californica
12 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
25 Mar – 8 Apr
8-10 wk
3 Jun
8 wk after
Water forget-me-not
Myosotis scorpioides
4 – 18 Feb
6-8 wk
1 Apr
3 wk before
29 Apr
2 wk after
Current date Soon Date passed