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-1.9°
Slight frost tomorrow at 23:00. Bring in or cover sensitive plants
-4.3°
Last 24h: Moderate frost recorded tonight at 02:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 23 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 102 days 23 Jun – 3 Oct
Probability that frost is over

90% = 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)
5 – 19 May
11 Jun
5-7 wk
23 Jun
16 Jul
0 wk
24 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
12 – 26 May
23 Jun
4-6 wk
23 Jun
21 Jul
0 wk
24 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
6 Apr – 4 May
8-12 wk
29 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
5 – 19 May
6 Jun
5-7 wk
23 Jun
11 Jul
0 wk
23 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
1 – 8 Jun
3-4 wk
29 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Fleece
1 – 8 Jun
3 Jun
4-5 wk
6 Jul
2 wk after
18 Jul
4 wk after
Butter bean
Phaseolus lunatus
Season too short
4 – 11 Jul
3-4 wk
1 Aug
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
0 wk
23 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Greenhouse
14 Jun
1 wk before
14 Jun
1 wk before
Maize
Zea mays
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
28 May – 4 Jun
30 Jun
3-4 wk
25 Jun
21 Jul
0 wk
6 Jul
11 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
23 Jun
1 Jul
0 wk
23 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
5 – 19 May
6 Jun
5-7 wk
23 Jun
11 Jul
0 wk
23 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Greenhouse
9 – 23 May
21 May
4-6 wk
20 Jun
0 wk
20 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
5 – 19 May
16 Jun
5-7 wk
23 Jun
21 Jul
0 wk
24 Jun
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
1 – 8 Jun
3-4 wk
29 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
26 May – 2 Jun
29 May
3-4 wk
23 Jun
0 wk
29 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
12 – 26 May
18 Jun
4-6 wk
23 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
26 May – 2 Jun
5 Jul
3-4 wk
23 Jun
26 Jul
0 wk
24 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
12 – 26 May
18 Jun
4-6 wk
23 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Greenhouse
10 – 24 May
28 May
2-4 wk
7 Jun
11 Jun
2 wk before
7 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Greenhouse
14 Jun
1 wk before
14 Jun
1 wk before
Spinach
Spinacia oleracea
26 May – 2 Jun
20 Jul
3-4 wk
23 Jun
10 Aug
0 wk
20 Jun
31 Jul
0 wk
Sweet potato
Ipomoea batatas
18 Jul – 1 Aug
4-6 wk
29 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
28 Apr – 12 May
6-8 wk
23 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
26 May – 9 Jun
2-4 wk
23 Jun
0 wk
6 Jul
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
12 – 26 May
18 Jun
4-6 wk
23 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
26 May – 2 Jun
20 Jun
3-4 wk
23 Jun
11 Jul
0 wk
24 Jun
1 Jul
0 wk

Herbs

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