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0.3°
Near frost tomorrow morning at 06:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 8 May Frost 1 of 10 years · 20 years of data
Frost-free season 195 days 8 May – 19 Nov
Probability that frost is over

90% = 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)
Fleece
9 – 23 Apr
5-7 wk
28 May
3 wk after
18 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 Apr
4-6 wk
25 May
3 wk after
4 May
1 wk before
Chili pepper
Capsicum annuum
Fleece
10 Apr – 8 May
8-12 wk
3 Jul
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
30 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
5 – 12 Jun
3-4 wk
3 Jul
8 wk after
Florence Fennel
Foeniculum vulgare
Fleece
29 May – 5 Jun
4-5 wk
3 Jul
8 wk after
3 Jun
4 wk after
Butter bean
Phaseolus lunatus
Greenhouse
21 – 28 May
3-4 wk
18 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
13 Feb – 13 Mar
8-12 wk
8 May
Vid frost
21 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
21 May
2 wk after
Sweetcorn
Zea mays
Fleece
26 May – 2 Jun
3-4 wk
23 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
10 – 17 May
3-4 wk
7 Jun
5 wk after
21 May
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
30 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
30 Apr
2 wk before
Potato
Solanum tuberosum
14 – 28 May
4-6 wk
25 Jun
8 wk after
16 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
24 Feb – 10 Mar
5-7 wk
14 Apr
4 wk before
4 May
1 wk before
Pumpkin
Cucurbita pepo
5 – 12 Jun
3-4 wk
3 Jul
10 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
10 – 17 May
3-4 wk
7 Jun
5 wk after
21 May
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 Apr
4-6 wk
25 May
3 wk after
Lettuce
Lactuca sativa
3 – 10 Apr
3-4 wk
1 May
1 wk before
4 May
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
20 Mar – 3 Apr
4-6 wk
1 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
26 Mar – 9 Apr
2-4 wk
23 Apr
3 wk before
30 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
4 May
1 wk before
Spinach
Spinacia oleracea
26 Mar – 2 Apr
3-4 wk
23 Apr
3 wk before
25 Apr
3 wk before
Sweet potato
Ipomoea batatas
26 May – 9 Jun
4-6 wk
7 Jul
11 wk after
Tomato
Solanum lycopersicum
30 Apr – 14 May
6-8 wk
25 Jun
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
28 May – 11 Jun
2-4 wk
25 Jun
8 wk after
18 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 Apr
4-6 wk
25 May
3 wk after
Pea
Pisum sativum
26 Mar – 2 Apr
3-4 wk
23 Apr
3 wk before
4 May
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
12 – 26 May
4-6 wk
23 Jun
7 wk after
Lemon balm
Melissa officinalis
27 Feb – 13 Mar
8-10 wk
8 May
Vid frost
2 Jun
4 wk after
Dill
Anethum graveolens
4 May
1 wk before
Chives
Allium schoenoprasum
17 Feb – 3 Mar
6-8 wk
14 Apr
4 wk before
4 May
1 wk before
Spearmint
Mentha spicata
29 Jan – 26 Feb
8-12 wk
23 Apr
3 wk before
2 Jun
4 wk after
Coriander
Coriandrum sativum
21 May
2 wk after
Sage
Salvia officinalis
29 Mar – 12 Apr
8-10 wk
7 Jun
5 wk after
Thyme
Thymus vulgaris
16 – 30 Mar
8-10 wk
25 May
3 wk after
Oregano
Origanum vulgare
19 Mar – 2 Apr
6-8 wk
14 May
1 wk after
2 Jun
4 wk after
Parsley
Petroselinum crispum
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
4 May
1 wk before
Rosemary
Salvia rosmarinus
1 – 29 Mar
10-14 wk
7 Jun
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
5 – 12 Jun
3-4 wk
3 Jul
8 wk after
Cornflower
Centaurea cyanus
23 Apr
3 wk before
4 May
1 wk before
Statice
Limonium sinuatum
16 – 30 Apr
8-10 wk
25 Jun
8 wk after
Sweet William
Dianthus barbatus
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
16 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
30 Apr – 14 May
6-8 wk
25 Jun
8 wk after
18 Jul
11 wk after
Dahlia
Dahlia × pinnata
25 Apr – 9 May
6-8 wk
20 Jun
7 wk after
Dahlia (tubers)
Dahlia × pinnata
25 Apr – 23 May
4-8 wk
20 Jun
7 wk after
2 Jun
4 wk after
Foxglove
Digitalis purpurea
12 – 26 Feb
8-10 wk
23 Apr
3 wk before
21 May
2 wk after
Busy lizzie
Impatiens walleriana
10 Apr – 8 May
8-12 wk
3 Jul
10 wk after
Creeping zinnia
Sanvitalia procumbens
30 Apr – 14 May
6-8 wk
25 Jun
8 wk after
Hyacinth bean
Dolichos lablab
Season too short
22 May – 5 Jun
4-6 wk
3 Jul
8 wk after
Chinese lantern
Physalis alkekengi
29 Mar – 12 Apr
8-10 wk
7 Jun
5 wk after
Love in a mist
Nigella damascena
4 May
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
23 Apr – 7 May
6-8 wk
18 Jun
6 wk after
23 Jun
7 wk after
Tall verbena
Verbena bonariensis
15 Mar – 12 Apr
8-12 wk
7 Jun
5 wk after
Cardoon
Cynara cardunculus
Season too short
11 Mar – 8 Apr
8-12 wk
3 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
26 Mar – 23 Apr
8-12 wk
18 Jun
6 wk after
Globe amaranth
Gomphrena globosa
Fleece
8 – 22 May
6-8 wk
3 Jul
8 wk after
Corn poppy
Papaver rhoeas
4 May
1 wk before
Snapdragon
Antirrhinum majus
6 Feb – 6 Mar
8-12 wk
1 May
1 wk before
16 May
1 wk after
Flossflower
Ageratum houstonianum
Fleece
24 Apr – 8 May
8-10 wk
3 Jul
8 wk after
Sweet pea
Lathyrus odoratus
26 Feb – 19 Mar
5-8 wk
23 Apr
3 wk before
Stock
Matthiola incana
6 – 20 Mar
6-8 wk
1 May
1 wk before
21 May
2 wk after
Wormwood
Artemisia absinthium
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
21 May
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
22 May – 5 Jun
4-6 wk
3 Jul
8 wk after
Pansy
Viola × wittrockiana
3 – 17 Feb
8-10 wk
14 Apr
4 wk before
16 May
1 wk after
Petunia
Petunia
Fleece
26 Mar – 23 Apr
8-12 wk
18 Jun
6 wk after
Scabious
Scabiosa atropurpurea
12 – 26 Apr
6-8 wk
7 Jun
5 wk after
18 Jun
6 wk after
Zinnia
Zinnia elegans
14 – 28 May
4-6 wk
25 Jun
8 wk after
Common morning glory
Ipomoea purpurea
Fleece
29 May – 12 Jun
3-5 wk
3 Jul
8 wk after
Cosmos
Cosmos bipinnatus
14 – 28 May
4-6 wk
25 Jun
8 wk after
18 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
10 Apr – 8 May
8-12 wk
3 Jul
8 wk after
Bee balm
Monarda didyma
13 Feb – 13 Mar
8-12 wk
8 May
Vid frost
2 Jun
4 wk after
Yarrow
Achillea millefolium
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
21 May
2 wk after
Safflower
Carthamus tinctorius
23 Apr
3 wk before
4 May
1 wk before
Iceland poppy
Papaver nudicaule
17 Feb – 3 Mar
6-8 wk
14 Apr
4 wk before
30 Apr
2 wk before
Bishop's flower
Ammi majus
7 – 21 Apr
4-6 wk
19 May
2 wk after
21 May
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
26 Mar – 9 Apr
10-12 wk
18 Jun
6 wk after
Sunflower
Helianthus annuus
Fleece
21 – 28 May
3-4 wk
18 Jun
6 wk after
21 May
2 wk after
China aster
Callistephus chinensis
Fleece
23 Apr – 7 May
6-8 wk
18 Jun
6 wk after
3 Jun
4 wk after
Annual phlox
Phlox drummondii
18 Apr – 2 May
6-8 wk
13 Jun
6 wk after
18 Jun
6 wk after
Hollyhock
Alcea rosea
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
21 May
2 wk after
Delphinium
Delphinium elatum
2 – 30 Mar
8-12 wk
25 May
3 wk after
2 Jun
4 wk after
African marigold
Tagetes erecta
30 Apr – 14 May
6-8 wk
25 Jun
8 wk after
Black-eyed Susan
Rudbeckia hirta
12 – 26 Apr
6-8 wk
7 Jun
5 wk after
18 Jun
6 wk after
Woodland sage
Salvia nemorosa
5 – 19 Mar
8-10 wk
14 May
1 wk after
2 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
24 Apr – 22 May
6-10 wk
3 Jul
8 wk after
California goldenpoppy
Eschscholzia californica
4 May
1 wk before
Painted tongue
Salpiglossis sinuata
16 – 30 Apr
8-10 wk
25 Jun
8 wk after
Water forget-me-not
Myosotis scorpioides
26 Feb – 12 Mar
6-8 wk
23 Apr
3 wk before
21 May
2 wk after
Current date Soon Date passed