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-1.7°
Slight frost tonight at 01:00. Frost temperatures between 23:00 – tomorrow 23:00. Bring in or cover sensitive plants
0.7°
Last 24h: Near frost recorded tonight at 02:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 27 May Frost 3 of 4 years · 20 years of data
Frost-free season 60 days 27 May – 26 Jul
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)
8 – 22 Apr
12 Jun
5-7 wk
27 May
17 Jul
0 wk
28 May
7 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
15 – 29 Apr
24 Jun
4-6 wk
27 May
22 Jul
0 wk
28 May
12 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
15 Mar – 12 Apr
8-12 wk
7 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
8 – 22 Apr
7 Jun
5-7 wk
27 May
12 Jul
0 wk
27 May
2 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
10 – 17 May
15 May
3-4 wk
7 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
3 – 10 May
29 May
4-5 wk
7 Jun
26 Jun
2 wk after
9 Jun
16 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
9 – 16 Jun
3-4 wk
7 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
4 Mar – 1 Apr
17 Mar
8-12 wk
27 May
0 wk
27 May
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
24 May
25 May
0 wk
24 May
0 wk
Maize
Zea mays
Season too short
3 – 10 May
5 May
3-4 wk
31 May
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
5 – 12 May
14 Jun
3-4 wk
2 Jun
5 Jul
1 wk after
9 Jun
25 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
27 May
26 Jun
0 wk
27 May
16 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
8 – 22 Apr
7 Jun
5-7 wk
27 May
12 Jul
0 wk
27 May
2 Jul
0 wk
Potato
Solanum tuberosum
Fleece
16 – 30 Apr
30 Apr
4-6 wk
28 May
28 May
0 wk
28 May
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
8 – 22 Apr
11 Jun
5-7 wk
27 May
16 Jul
0 wk
28 May
6 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
10 – 17 May
8 Jun
3-4 wk
7 Jun
29 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
29 Apr – 6 May
24 May
3-4 wk
27 May
14 Jun
0 wk
27 May
4 Jun
0 wk
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
15 – 29 Apr
19 Jun
4-6 wk
27 May
17 Jul
0 wk
Lettuce
Lactuca sativa
29 Apr – 6 May
30 Jun
3-4 wk
27 May
21 Jul
0 wk
28 May
11 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
15 – 29 Apr
19 Jun
4-6 wk
27 May
17 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Fleece
23 Apr – 7 May
15 May
2-4 wk
21 May
29 May
1 wk before
21 May
1 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
24 May
25 May
0 wk
24 May
0 wk
Spinach
Spinacia oleracea
29 Apr – 6 May
21 Jul
3-4 wk
27 May
11 Aug
0 wk
24 May
1 Aug
0 wk
Sweet potato
Ipomoea batatas
21 Jun – 5 Jul
4-6 wk
2 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
5 – 19 Apr
14 Apr
6-8 wk
31 May
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
10 – 24 May
22 May
2-4 wk
7 Jun
2 wk after
21 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
15 – 29 Apr
19 Jun
4-6 wk
27 May
17 Jul
0 wk
Garden pea
Pisum sativum
29 Apr – 6 May
15 Jun
3-4 wk
27 May
6 Jul
0 wk
28 May
26 Jun
0 wk

Herbs

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