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-0.6°
Slight frost tomorrow at 23:00. Bring in or cover sensitive plants
0.9°
Last 24h: Near frost recorded tonight at 04:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 24 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 90 days 24 Jun – 22 Sep
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)
6 – 20 May
15 Jun
5-7 wk
24 Jun
20 Jul
0 wk
28 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 May
27 Jun
4-6 wk
24 Jun
25 Jul
0 wk
28 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
16 Apr – 14 May
8-12 wk
9 Jul
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
6 – 20 May
10 Jun
5-7 wk
24 Jun
15 Jul
0 wk
24 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
11 – 18 Jun
3-4 wk
9 Jul
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
16 – 23 Jun
4-5 wk
21 Jul
4 wk after
29 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
14 – 21 Jul
3-4 wk
11 Aug
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
1 – 29 Apr
8-12 wk
24 Jun
0 wk
24 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
20 Jun
1 wk before
20 Jun
1 wk before
Maize
Zea mays
Season too short
28 May – 4 Jun
3-4 wk
25 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
4 – 11 Jun
4 Jul
3-4 wk
2 Jul
25 Jul
1 wk after
15 Jul
15 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
24 Jun
5 Jul
0 wk
24 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
6 – 20 May
10 Jun
5-7 wk
24 Jun
15 Jul
0 wk
24 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
Fleece
17 – 31 May
24 May
4-6 wk
28 Jun
1 wk after
28 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
6 – 20 May
20 Jun
5-7 wk
24 Jun
25 Jul
0 wk
28 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Season too short
11 – 18 Jun
3-4 wk
9 Jul
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
27 May – 3 Jun
31 May
3-4 wk
24 Jun
0 wk
4 Jul
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 May
22 Jun
4-6 wk
24 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
27 May – 3 Jun
9 Jul
3-4 wk
24 Jun
30 Jul
0 wk
28 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
13 – 27 May
22 Jun
4-6 wk
24 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
27 May – 10 Jun
2-4 wk
24 Jun
0 wk
24 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
20 Jun
1 wk before
20 Jun
1 wk before
Spinach
Spinacia oleracea
27 May – 3 Jun
24 Jul
3-4 wk
24 Jun
14 Aug
0 wk
20 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
26 Jul – 9 Aug
4-6 wk
6 Sep
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
30 Apr – 14 May
6-8 wk
25 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
28 May – 11 Jun
2-4 wk
25 Jun
0 wk
15 Jul
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 May
22 Jun
4-6 wk
24 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
27 May – 3 Jun
24 Jun
3-4 wk
24 Jun
15 Jul
0 wk
28 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
Season too short
28 May – 11 Jun
4-6 wk
9 Jul
2 wk after
Lemon balm
Melissa officinalis
15 – 29 Apr
20 May
8-10 wk
24 Jun
15 Jul
0 wk
29 Jul
5 wk after
Dill
Anethum graveolens
28 Jun
25 Jul
1 wk after
Wild chives
Allium schoenoprasum
29 Apr – 13 May
3 Jun
6-8 wk
24 Jun
15 Jul
0 wk
28 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
1 – 29 Apr
20 May
8-12 wk
24 Jun
15 Jul
0 wk
29 Jul
5 wk after
Coriander
Coriandrum sativum
24 Jun
14 Aug
0 wk
15 Jul
4 Aug
3 wk after
Garden sage
Salvia officinalis
23 Apr – 7 May
5 May
8-10 wk
2 Jul
1 wk after
Common thyme
Thymus vulgaris
15 – 29 Apr
10 May
8-10 wk
24 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
29 Apr – 13 May
24 May
6-8 wk
24 Jun
5 Jul
0 wk
29 Jul
5 wk after
Parsley
Petroselinum crispum
29 Apr – 13 May
24 May
6-8 wk
24 Jun
5 Jul
0 wk
28 Jun
1 wk after
Rosemary
Salvia rosmarinus
26 Mar – 23 Apr
6 Apr
10-14 wk
2 Jul
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
Season too short
11 – 18 Jun
3-4 wk
9 Jul
2 wk after
Cornflower
Centaurea cyanus
24 Jun
15 Jul
0 wk
28 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Season too short
16 – 30 Apr
8-10 wk
25 Jun
0 wk
Sweet William
Dianthus barbatus
29 Apr – 13 May
6-8 wk
24 Jun
0 wk
10 Jul
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
30 Apr – 14 May
6-8 wk
25 Jun
0 wk
4 Aug
6 wk after
Pinnate dahlia
Dahlia × pinnata
Greenhouse
29 Apr – 13 May
5 May
6-8 wk
24 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
9 May – 6 Jun
19 May
4-8 wk
4 Jul
1 wk after
4 Jul
1 wk after
Foxglove
Digitalis purpurea
15 – 29 Apr
8-10 wk
24 Jun
0 wk
15 Jul
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
28 Apr – 26 May
8-12 wk
21 Jul
4 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
30 Apr – 14 May
6 May
6-8 wk
25 Jun
0 wk
Hyacinth bean
Dolichos lablab
Season too short
9 – 23 Jun
4-6 wk
21 Jul
4 wk after
Chinese lantern
Physalis alkekengi
23 Apr – 7 May
8-10 wk
2 Jul
1 wk after
Love in a mist
Nigella damascena
24 Jun
30 Jun
0 wk
28 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Season too short
30 Apr – 14 May
6-8 wk
25 Jun
0 wk
4 Aug
6 wk after
Purple-top vervain
Verbena bonariensis
9 Apr – 7 May
20 Apr
8-12 wk
2 Jul
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
2 – 30 Apr
8-12 wk
25 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
16 Apr – 14 May
8-12 wk
9 Jul
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
14 – 28 May
6-8 wk
9 Jul
2 wk after
Corn poppy
Papaver rhoeas
24 Jun
15 Jul
0 wk
28 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
1 – 29 Apr
10 May
8-12 wk
24 Jun
5 Jul
0 wk
10 Jul
2 wk after
Flossflower
Ageratum houstonianum
Greenhouse
30 Apr – 14 May
8-10 wk
9 Jul
2 wk after
Sweet pea
Lathyrus odoratus
29 Apr – 20 May
31 May
5-8 wk
24 Jun
5 Jul
0 wk
Stock
Matthiola incana
29 Apr – 13 May
3 Jun
6-8 wk
24 Jun
15 Jul
0 wk
15 Jul
3 wk after
Wormwood
Artemisia absinthium
29 Apr – 13 May
4 May
6-8 wk
24 Jun
0 wk
15 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
28 May – 11 Jun
4-6 wk
9 Jul
2 wk after
Garden pansy
Viola × wittrockiana
15 – 29 Apr
20 May
8-10 wk
24 Jun
15 Jul
0 wk
10 Jul
2 wk after
Petunia
Petunia
Season too short
2 – 30 Apr
12 Apr
8-12 wk
25 Jun
0 wk
Sweet Scabious
Scabiosa atropurpurea
7 – 21 May
6-8 wk
2 Jul
1 wk after
12 Aug
7 wk after
Common zinnia
Zinnia elegans
Season too short
14 – 28 May
4-6 wk
25 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
4 – 18 Jun
3-5 wk
9 Jul
2 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
14 – 28 May
19 May
4-6 wk
25 Jun
0 wk
15 Jul
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
28 Apr – 26 May
8-12 wk
21 Jul
4 wk after
Bee balm
Monarda didyma
1 – 29 Apr
20 Apr
8-12 wk
24 Jun
0 wk
29 Jul
5 wk after
Yarrow
Achillea millefolium
29 Apr – 13 May
6-8 wk
24 Jun
0 wk
15 Jul
3 wk after
Safflower
Carthamus tinctorius
24 Jun
0 wk
28 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
29 Apr – 13 May
24 May
6-8 wk
24 Jun
5 Jul
0 wk
6 Jun
25 Jun
3 wk before
Bishop's flower
Ammi majus
13 – 27 May
7 Jun
4-6 wk
24 Jun
5 Jul
0 wk
15 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
16 – 30 Apr
10-12 wk
9 Jul
2 wk after
Sunflower
Helianthus annuus
23 – 30 Jun
3-4 wk
21 Jul
4 wk after
29 Jul
5 wk after
China aster
Callistephus chinensis
26 May – 9 Jun
3 Jun
6-8 wk
21 Jul
4 wk after
12 Aug
7 wk after
Annual phlox
Phlox drummondii
Greenhouse
29 Apr – 13 May
6 May
6-8 wk
24 Jun
0 wk
15 Jul
3 wk after
Hollyhock
Alcea rosea
29 Apr – 13 May
6-8 wk
24 Jun
0 wk
15 Jul
3 wk after
Alpine delphinium
Delphinium elatum
1 – 29 Apr
20 Apr
8-12 wk
24 Jun
0 wk
29 Jul
5 wk after
African marigold
Tagetes erecta
Greenhouse
30 Apr – 14 May
6 May
6-8 wk
25 Jun
0 wk
Black-eyed Susan
Rudbeckia hirta
7 – 21 May
24 May
6-8 wk
2 Jul
5 Jul
1 wk after
12 Aug
7 wk after
Wood sage
Salvia nemorosa
15 – 29 Apr
8-10 wk
24 Jun
0 wk
29 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
30 Apr – 28 May
6-10 wk
9 Jul
2 wk after
California goldenpoppy
Eschscholzia californica
24 Jun
15 Jul
0 wk
28 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
12 – 26 May
8-10 wk
21 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
29 Apr – 13 May
4 May
6-8 wk
24 Jun
0 wk
15 Jul
3 wk after