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0.6°
Near frost tomorrow at 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 25 May Frost 3 of 4 years · 20 years of data
Frost-free season 96 days 25 May – 29 Aug
Probability that frost is over

25% = Half of years are frost-free by this date. More about frost & season →

Custom date
Note: This location has a shorter growing season. Plants marked with Fleece, Greenhouse or Season too short need extra protection or are difficult to grow here.

Vegetables

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
6 – 20 Apr
15 Jun
5-7 wk
25 May
20 Jul
0 wk
29 May
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 Apr
27 Jun
4-6 wk
25 May
25 Jul
0 wk
29 May
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
17 Mar – 14 Apr
21 Mar
8-12 wk
9 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
6 – 20 Apr
10 Jun
5-7 wk
25 May
15 Jul
0 wk
25 May
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
12 – 19 May
29 May
3-4 wk
9 Jun
19 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
17 – 24 May
23 May
4-5 wk
21 Jun
4 wk after
29 Jun
5 wk after
Butter bean
Phaseolus lunatus
Season too short
14 – 21 Jun
3-4 wk
12 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Fleece
2 – 30 Mar
25 Mar
8-12 wk
25 May
0 wk
4 Jun
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
29 May
30 May
1 wk after
29 May
1 wk after
Maize
Zea mays
Greenhouse
28 Apr – 5 May
19 May
3-4 wk
26 May
9 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
5 – 12 May
19 Jun
3-4 wk
2 Jun
10 Jul
1 wk after
15 Jun
30 Jun
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
25 May
27 Jun
0 wk
25 May
17 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
6 – 20 Apr
10 Jun
5-7 wk
25 May
15 Jul
0 wk
25 May
5 Jul
0 wk
Potato
Solanum tuberosum
29 Apr – 13 May
14 May
4-6 wk
10 Jun
11 Jun
2 wk after
10 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
6 – 20 Apr
12 Jun
5-7 wk
25 May
17 Jul
0 wk
29 May
7 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
24 – 31 May
3 Jun
3-4 wk
21 Jun
24 Jun
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
5 – 12 May
19 May
3-4 wk
2 Jun
9 Jun
1 wk after
15 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 Apr
22 Jun
4-6 wk
25 May
20 Jul
0 wk
Lettuce
Lactuca sativa
27 Apr – 4 May
1 Jul
3-4 wk
25 May
22 Jul
0 wk
29 May
12 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
13 – 27 Apr
22 Jun
4-6 wk
25 May
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
27 Apr – 11 May
22 May
2-4 wk
25 May
5 Jun
0 wk
25 May
26 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
29 May
30 May
1 wk after
29 May
1 wk after
Spinach
Spinacia oleracea
27 Apr – 4 May
24 Jul
3-4 wk
25 May
14 Aug
0 wk
21 May
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
26 Jun – 10 Jul
4-6 wk
7 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
31 Mar – 14 Apr
28 Apr
6-8 wk
26 May
9 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
12 – 26 May
5 Jun
2-4 wk
9 Jun
19 Jun
2 wk after
29 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 Apr
22 Jun
4-6 wk
25 May
20 Jul
0 wk
Garden pea
Pisum sativum
27 Apr – 4 May
16 Jun
3-4 wk
25 May
7 Jul
0 wk
29 May
27 Jun
1 wk after

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
Fleece
10 – 24 May
12 May
4-6 wk
21 Jun
4 wk after
Lemon balm
Melissa officinalis
16 – 30 Mar
12 May
8-10 wk
25 May
7 Jul
0 wk
29 Jun
5 wk after
Dill
Anethum graveolens
29 May
10 Jul
1 wk after
Wild chives
Allium schoenoprasum
30 Mar – 13 Apr
3 Jun
6-8 wk
25 May
15 Jul
0 wk
29 May
5 Jul
1 wk after
Spearmint
Mentha spicata
2 – 30 Mar
20 May
8-12 wk
25 May
15 Jul
0 wk
29 Jun
5 Jul
5 wk after
Coriander
Coriandrum sativum
25 May
30 Jul
0 wk
15 Jun
20 Jul
3 wk after
Garden sage
Salvia officinalis
24 Mar – 7 Apr
5 May
8-10 wk
2 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
16 – 30 Mar
10 May
8-10 wk
25 May
5 Jul
0 wk
Oregano
Origanum vulgare
30 Mar – 13 Apr
24 May
6-8 wk
25 May
5 Jul
0 wk
29 Jun
5 wk after
Parsley
Petroselinum crispum
30 Mar – 13 Apr
24 May
6-8 wk
25 May
5 Jul
0 wk
29 May
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
24 Feb – 24 Mar
13 Mar
10-14 wk
2 Jun
1 wk after

Annual flowers

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Morning glory
Ipomoea tricolor
Fleece
24 – 31 May
3-4 wk
21 Jun
4 wk after
Cornflower
Centaurea cyanus
25 May
15 Jul
0 wk
29 May
5 Jul
1 wk after
Statice
Limonium sinuatum
12 – 26 Apr
14 Apr
8-10 wk
21 Jun
4 wk after
Sweet William
Dianthus barbatus
30 Mar – 13 Apr
6-8 wk
25 May
0 wk
10 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
26 Apr – 10 May
28 Apr
6-8 wk
21 Jun
4 wk after
7 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
18 Apr – 2 May
3 May
6-8 wk
13 Jun
14 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
4 May – 1 Jun
17 May
4-8 wk
29 Jun
5 wk after
29 Jun
5 wk after
Foxglove
Digitalis purpurea
16 – 30 Mar
8-10 wk
25 May
0 wk
15 Jun
3 wk after
Busy lizzie
Impatiens walleriana
14 Apr – 12 May
30 May
8-12 wk
7 Jul
25 Jul
6 wk after
Creeping zinnia
Sanvitalia procumbens
26 Apr – 10 May
8 May
6-8 wk
21 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
10 – 24 May
4-6 wk
21 Jun
4 wk after
Chinese lantern
Physalis alkekengi
24 Mar – 7 Apr
5 Apr
8-10 wk
2 Jun
1 wk after
Love in a mist
Nigella damascena
25 May
22 Jun
0 wk
29 May
12 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Fleece
14 – 28 Apr
26 Apr
6-8 wk
9 Jun
2 wk after
23 Jul
8 wk after
Purple-top vervain
Verbena bonariensis
10 Mar – 7 Apr
5 Apr
8-12 wk
2 Jun
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
3 – 31 Mar
21 Mar
8-12 wk
26 May
0 wk
Regal-foxtail
Ptilotus nobilis
Greenhouse
17 Mar – 14 Apr
19 Apr
8-12 wk
9 Jun
14 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
14 – 28 Apr
3 May
6-8 wk
9 Jun
14 Jun
2 wk after
Corn poppy
Papaver rhoeas
25 May
7 Jul
0 wk
29 May
27 Jun
1 wk after
Snapdragon
Antirrhinum majus
2 – 30 Mar
2 May
8-12 wk
25 May
27 Jun
0 wk
10 Jun
17 Jun
2 wk after
Flossflower
Ageratum houstonianum
Fleece
12 – 26 Apr
2 May
8-10 wk
21 Jun
27 Jun
4 wk after
Sweet pea
Lathyrus odoratus
30 Mar – 20 Apr
31 May
5-8 wk
25 May
5 Jul
0 wk
Stock
Matthiola incana
30 Mar – 13 Apr
26 May
6-8 wk
25 May
7 Jul
0 wk
15 Jun
27 Jun
3 wk after
Wormwood
Artemisia absinthium
30 Mar – 13 Apr
4 May
6-8 wk
25 May
15 Jun
0 wk
15 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
28 Apr – 12 May
12 May
4-6 wk
9 Jun
9 Jun
2 wk after
Garden pansy
Viola × wittrockiana
16 – 30 Mar
20 May
8-10 wk
25 May
15 Jul
0 wk
10 Jun
5 Jul
2 wk after
Petunia
Petunia
29 Mar – 26 Apr
14 Apr
8-12 wk
21 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
7 – 21 Apr
19 Apr
6-8 wk
2 Jun
1 wk after
13 Jul
7 wk after
Common zinnia
Zinnia elegans
10 – 24 May
12 May
4-6 wk
21 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
17 – 31 May
19 May
3-5 wk
21 Jun
4 wk after
Garden cosmos
Cosmos bipinnatus
10 – 24 May
17 May
4-6 wk
21 Jun
4 wk after
13 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
29 Mar – 26 Apr
19 May
8-12 wk
21 Jun
14 Jul
4 wk after
Bee balm
Monarda didyma
2 – 30 Mar
12 Apr
8-12 wk
25 May
7 Jun
0 wk
29 Jun
5 wk after
Yarrow
Achillea millefolium
30 Mar – 13 Apr
4 Apr
6-8 wk
25 May
0 wk
15 Jun
3 wk after
Safflower
Carthamus tinctorius
25 May
15 Jun
0 wk
29 May
5 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
30 Mar – 13 Apr
24 May
6-8 wk
25 May
5 Jul
0 wk
7 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
13 – 27 Apr
30 May
4-6 wk
25 May
27 Jun
0 wk
15 Jun
17 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
17 – 31 Mar
25 Mar
10-12 wk
9 Jun
2 wk after
Sunflower
Helianthus annuus
24 – 31 May
3-4 wk
21 Jun
4 wk after
29 Jun
5 wk after
China aster
Callistephus chinensis
26 Apr – 10 May
10 May
6-8 wk
21 Jun
21 Jun
4 wk after
13 Jul
7 wk after
Annual phlox
Phlox drummondii
14 – 28 Apr
8 May
6-8 wk
9 Jun
19 Jun
2 wk after
13 Jul
7 wk after
Hollyhock
Alcea rosea
30 Mar – 13 Apr
6-8 wk
25 May
0 wk
15 Jun
3 wk after
Alpine delphinium
Delphinium elatum
2 – 30 Mar
12 Apr
8-12 wk
25 May
7 Jun
0 wk
29 Jun
5 wk after
African marigold
Tagetes erecta
26 Apr – 10 May
8 May
6-8 wk
21 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
7 – 21 Apr
30 Apr
6-8 wk
2 Jun
11 Jun
1 wk after
13 Jul
7 wk after
Wood sage
Salvia nemorosa
16 – 30 Mar
2 Apr
8-10 wk
25 May
28 May
0 wk
29 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
12 Apr – 10 May
28 Apr
6-10 wk
21 Jun
4 wk after
California goldenpoppy
Eschscholzia californica
25 May
3 Jul
0 wk
29 May
23 Jun
1 wk after
Painted tongue
Salpiglossis sinuata
Fleece
31 Mar – 14 Apr
25 Apr
8-10 wk
9 Jun
20 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
30 Mar – 13 Apr
4 May
6-8 wk
25 May
15 Jun
0 wk
15 Jun
3 wk after