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-0.3°
Slight frost tomorrow morning at 07:00. Frost temperatures between tomorrow 06:00 – 07:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 13 May Frost 1 of 10 years · 20 years of data
Frost-free season 189 days 13 May – 18 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
14 – 28 Apr
5-7 wk
2 Jun
3 wk after
23 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
18 Apr – 2 May
4-6 wk
30 May
3 wk after
9 May
1 wk before
Chili pepper
Capsicum annuum
Fleece
15 Apr – 13 May
8-12 wk
8 Jul
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
1 – 15 Mar
5-7 wk
19 Apr
4 wk before
5 May
2 wk before
Cucumber
Cucumis sativus
10 – 17 Jun
3-4 wk
8 Jul
10 wk after
Florence Fennel
Foeniculum vulgare
Fleece
3 – 10 Jun
4-5 wk
8 Jul
8 wk after
8 Jun
4 wk after
Butter bean
Phaseolus lunatus
Greenhouse
26 May – 2 Jun
3-4 wk
23 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
18 Feb – 18 Mar
8-12 wk
13 May
Vid frost
26 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
26 May
2 wk after
Sweetcorn
Zea mays
Fleece
31 May – 7 Jun
3-4 wk
28 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
15 – 22 May
3-4 wk
12 Jun
5 wk after
26 May
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
5 May
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
1 – 15 Mar
5-7 wk
19 Apr
4 wk before
5 May
2 wk before
Potato
Solanum tuberosum
19 May – 2 Jun
4-6 wk
30 Jun
8 wk after
21 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
1 – 15 Mar
5-7 wk
19 Apr
4 wk before
9 May
1 wk before
Pumpkin
Cucurbita pepo
10 – 17 Jun
3-4 wk
8 Jul
10 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
15 – 22 May
3-4 wk
12 Jun
5 wk after
26 May
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
18 Apr – 2 May
4-6 wk
30 May
3 wk after
Lettuce
Lactuca sativa
8 – 15 Apr
3-4 wk
6 May
1 wk before
9 May
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
25 Mar – 8 Apr
4-6 wk
6 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
31 Mar – 14 Apr
2-4 wk
28 Apr
3 wk before
5 May
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
9 May
1 wk before
Spinach
Spinacia oleracea
31 Mar – 7 Apr
3-4 wk
28 Apr
3 wk before
30 Apr
3 wk before
Sweet potato
Ipomoea batatas
31 May – 14 Jun
4-6 wk
12 Jul
11 wk after
Tomato
Solanum lycopersicum
5 – 19 May
6-8 wk
30 Jun
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
2 – 16 Jun
2-4 wk
30 Jun
8 wk after
23 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
18 Apr – 2 May
4-6 wk
30 May
3 wk after
Pea
Pisum sativum
31 Mar – 7 Apr
3-4 wk
28 Apr
3 wk before
9 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
31 May – 14 Jun
4-6 wk
12 Jul
11 wk after
Lemon balm
Melissa officinalis
4 – 18 Mar
8-10 wk
13 May
Vid frost
7 Jun
4 wk after
Dill
Anethum graveolens
9 May
1 wk before
Chives
Allium schoenoprasum
22 Feb – 8 Mar
6-8 wk
19 Apr
4 wk before
9 May
1 wk before
Spearmint
Mentha spicata
3 Feb – 3 Mar
8-12 wk
28 Apr
3 wk before
7 Jun
4 wk after
Coriander
Coriandrum sativum
26 May
2 wk after
Sage
Salvia officinalis
3 – 17 Apr
8-10 wk
12 Jun
5 wk after
Thyme
Thymus vulgaris
21 Mar – 4 Apr
8-10 wk
30 May
3 wk after
Oregano
Origanum vulgare
24 Mar – 7 Apr
6-8 wk
19 May
1 wk after
7 Jun
4 wk after
Parsley
Petroselinum crispum
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
9 May
1 wk before
Rosemary
Salvia rosmarinus
6 Mar – 3 Apr
10-14 wk
12 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
10 – 17 Jun
3-4 wk
8 Jul
8 wk after
Cornflower
Centaurea cyanus
28 Apr
3 wk before
9 May
1 wk before
Statice
Limonium sinuatum
21 Apr – 5 May
8-10 wk
30 Jun
8 wk after
Sweet William
Dianthus barbatus
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
21 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
5 – 19 May
6-8 wk
30 Jun
8 wk after
23 Jul
11 wk after
Dahlia
Dahlia × pinnata
Fleece
19 Apr – 3 May
6-8 wk
14 Jun
5 wk after
Dahlia (tubers)
Dahlia × pinnata
30 Apr – 28 May
4-8 wk
25 Jun
7 wk after
7 Jun
4 wk after
Foxglove
Digitalis purpurea
17 Feb – 3 Mar
8-10 wk
28 Apr
3 wk before
26 May
2 wk after
Busy lizzie
Impatiens walleriana
15 Apr – 13 May
8-12 wk
8 Jul
10 wk after
Creeping zinnia
Sanvitalia procumbens
5 – 19 May
6-8 wk
30 Jun
8 wk after
Hyacinth bean
Dolichos lablab
Season too short
27 May – 10 Jun
4-6 wk
8 Jul
8 wk after
Chinese lantern
Physalis alkekengi
3 – 17 Apr
8-10 wk
12 Jun
5 wk after
Love in a mist
Nigella damascena
9 May
1 wk before
Strawflower
Xerochrysum bracteatum
Fleece
28 Apr – 12 May
6-8 wk
23 Jun
6 wk after
28 Jun
7 wk after
Tall verbena
Verbena bonariensis
20 Mar – 17 Apr
8-12 wk
12 Jun
5 wk after
Cardoon
Cynara cardunculus
Season too short
16 Mar – 13 Apr
8-12 wk
8 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
31 Mar – 28 Apr
8-12 wk
23 Jun
6 wk after
Globe amaranth
Gomphrena globosa
Fleece
13 – 27 May
6-8 wk
8 Jul
8 wk after
Corn poppy
Papaver rhoeas
9 May
1 wk before
Snapdragon
Antirrhinum majus
11 Feb – 11 Mar
8-12 wk
6 May
1 wk before
21 May
1 wk after
Flossflower
Ageratum houstonianum
Fleece
29 Apr – 13 May
8-10 wk
8 Jul
8 wk after
Sweet pea
Lathyrus odoratus
3 – 24 Mar
5-8 wk
28 Apr
3 wk before
Stock
Matthiola incana
11 – 25 Mar
6-8 wk
6 May
1 wk before
26 May
2 wk after
Wormwood
Artemisia absinthium
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
26 May
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
27 May – 10 Jun
4-6 wk
8 Jul
8 wk after
Pansy
Viola × wittrockiana
8 – 22 Feb
8-10 wk
19 Apr
4 wk before
21 May
1 wk after
Petunia
Petunia
Fleece
31 Mar – 28 Apr
8-12 wk
23 Jun
6 wk after
Scabious
Scabiosa atropurpurea
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
23 Jun
6 wk after
Zinnia
Zinnia elegans
19 May – 2 Jun
4-6 wk
30 Jun
8 wk after
Common morning glory
Ipomoea purpurea
Fleece
3 – 17 Jun
3-5 wk
8 Jul
8 wk after
Cosmos
Cosmos bipinnatus
19 May – 2 Jun
4-6 wk
30 Jun
8 wk after
23 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
26 Apr – 24 May
8-12 wk
19 Jul
10 wk after
Bee balm
Monarda didyma
18 Feb – 18 Mar
8-12 wk
13 May
Vid frost
7 Jun
4 wk after
Yarrow
Achillea millefolium
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
26 May
2 wk after
Safflower
Carthamus tinctorius
28 Apr
3 wk before
9 May
1 wk before
Iceland poppy
Papaver nudicaule
22 Feb – 8 Mar
6-8 wk
19 Apr
4 wk before
5 May
2 wk before
Bishop's flower
Ammi majus
12 – 26 Apr
4-6 wk
24 May
2 wk after
26 May
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
31 Mar – 14 Apr
10-12 wk
23 Jun
6 wk after
Sunflower
Helianthus annuus
Fleece
26 May – 2 Jun
3-4 wk
23 Jun
6 wk after
26 May
2 wk after
China aster
Callistephus chinensis
Fleece
28 Apr – 12 May
6-8 wk
23 Jun
6 wk after
8 Jun
4 wk after
Annual phlox
Phlox drummondii
23 Apr – 7 May
6-8 wk
18 Jun
6 wk after
23 Jun
6 wk after
Hollyhock
Alcea rosea
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
26 May
2 wk after
Delphinium
Delphinium elatum
7 Mar – 4 Apr
8-12 wk
30 May
3 wk after
7 Jun
4 wk after
African marigold
Tagetes erecta
5 – 19 May
6-8 wk
30 Jun
8 wk after
Black-eyed Susan
Rudbeckia hirta
17 Apr – 1 May
6-8 wk
12 Jun
5 wk after
23 Jun
6 wk after
Woodland sage
Salvia nemorosa
10 – 24 Mar
8-10 wk
19 May
1 wk after
7 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
29 Apr – 27 May
6-10 wk
8 Jul
8 wk after
California goldenpoppy
Eschscholzia californica
9 May
1 wk before
Painted tongue
Salpiglossis sinuata
21 Apr – 5 May
8-10 wk
30 Jun
8 wk after
Water forget-me-not
Myosotis scorpioides
3 – 17 Mar
6-8 wk
28 Apr
3 wk before
26 May
2 wk after
Current date Soon Date passed