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Near frost tomorrow at 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 17 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 88 days 17 Jun – 13 Sep
Probability that frost is over

75% = 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)
29 Apr – 13 May
15 Jun
5-7 wk
17 Jun
20 Jul
0 wk
21 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
6 – 20 May
27 Jun
4-6 wk
17 Jun
25 Jul
0 wk
21 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
9 Apr – 7 May
8-12 wk
2 Jul
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
29 Apr – 13 May
10 Jun
5-7 wk
17 Jun
15 Jul
0 wk
17 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
16 – 23 Jun
3-4 wk
14 Jul
4 wk after
Florence Fennel
Foeniculum vulgare
Fleece
9 – 16 Jun
4-5 wk
14 Jul
4 wk after
22 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
7 – 14 Jul
3-4 wk
4 Aug
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
25 Mar – 22 Apr
31 Mar
8-12 wk
17 Jun
0 wk
17 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
21 Jun
1 wk after
21 Jun
1 wk after
Maize
Zea mays
Fleece
4 – 11 Jun
3-4 wk
2 Jul
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
28 May – 4 Jun
29 Jun
3-4 wk
25 Jun
20 Jul
1 wk after
8 Jul
10 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 Jun
5 Jul
0 wk
17 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
29 Apr – 13 May
10 Jun
5-7 wk
17 Jun
15 Jul
0 wk
17 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
22 May – 5 Jun
26 May
4-6 wk
3 Jul
2 wk after
3 Jul
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Apr – 13 May
20 Jun
5-7 wk
17 Jun
25 Jul
0 wk
21 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
16 – 23 Jun
20 Jun
3-4 wk
14 Jul
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
28 May – 4 Jun
1 Jun
3-4 wk
25 Jun
1 wk after
8 Jul
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
20 – 27 May
9 Jul
3-4 wk
17 Jun
30 Jul
0 wk
21 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
20 May – 3 Jun
1 Jun
2-4 wk
17 Jun
0 wk
17 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
21 Jun
1 wk after
21 Jun
1 wk after
Spinach
Spinacia oleracea
20 – 27 May
24 Jul
3-4 wk
17 Jun
14 Aug
0 wk
13 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
19 Jul – 2 Aug
4-6 wk
30 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
7 – 21 May
6-8 wk
2 Jul
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
16 – 30 Jun
2-4 wk
14 Jul
4 wk after
5 Aug
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
20 – 27 May
24 Jun
3-4 wk
17 Jun
15 Jul
0 wk
21 Jun
5 Jul
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
2 – 16 Jun
4-6 wk
14 Jul
4 wk after
Lemon balm
Melissa officinalis
8 – 22 Apr
20 May
8-10 wk
17 Jun
15 Jul
0 wk
22 Jul
5 wk after
Dill
Anethum graveolens
21 Jun
20 Jul
1 wk after
Wild chives
Allium schoenoprasum
22 Apr – 6 May
3 Jun
6-8 wk
17 Jun
15 Jul
0 wk
21 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
25 Mar – 22 Apr
20 May
8-12 wk
17 Jun
15 Jul
0 wk
22 Jul
5 wk after
Coriander
Coriandrum sativum
17 Jun
9 Aug
0 wk
8 Jul
30 Jul
3 wk after
Garden sage
Salvia officinalis
16 – 30 Apr
5 May
8-10 wk
25 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
8 – 22 Apr
10 May
8-10 wk
17 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
22 Apr – 6 May
24 May
6-8 wk
17 Jun
5 Jul
0 wk
22 Jul
5 wk after
Parsley
Petroselinum crispum
22 Apr – 6 May
24 May
6-8 wk
17 Jun
5 Jul
0 wk
21 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
Fleece
11 Mar – 8 Apr
6 Apr
10-14 wk
17 Jun
0 wk

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