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-1.5°
Slight frost tomorrow at 23:00. Frost temperatures between tomorrow 00:00 – 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) 20 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 82 days 20 Jun – 10 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)
2 – 16 May
12 Jun
5-7 wk
20 Jun
17 Jul
0 wk
21 Jun
7 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
9 – 23 May
24 Jun
4-6 wk
20 Jun
22 Jul
0 wk
21 Jun
12 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
8 Apr – 6 May
8-12 wk
1 Jul
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
2 – 16 May
7 Jun
5-7 wk
20 Jun
12 Jul
0 wk
20 Jun
2 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
3 – 10 Jun
3-4 wk
1 Jul
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
27 May – 3 Jun
4 Jun
4-5 wk
1 Jul
2 Jul
2 wk after
3 Jul
2 wk after
Butter bean
Phaseolus lunatus
Season too short
3 – 10 Jul
3-4 wk
31 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
28 Mar – 25 Apr
28 Mar
8-12 wk
20 Jun
0 wk
20 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
17 Jun
0 wk
17 Jun
0 wk
Maize
Zea mays
Season too short
27 May – 3 Jun
3-4 wk
24 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
29 May – 5 Jun
1 Jul
3-4 wk
26 Jun
22 Jul
1 wk after
3 Jul
12 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
20 Jun
2 Jul
0 wk
20 Jun
22 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
2 – 16 May
7 Jun
5-7 wk
20 Jun
12 Jul
0 wk
20 Jun
2 Jul
0 wk
Potato
Solanum tuberosum
Fleece
10 – 24 May
19 May
4-6 wk
21 Jun
0 wk
21 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
2 – 16 May
17 Jun
5-7 wk
20 Jun
22 Jul
0 wk
21 Jun
12 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
3 – 10 Jun
3-4 wk
1 Jul
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
23 – 30 May
29 May
3-4 wk
20 Jun
0 wk
26 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
9 – 23 May
19 Jun
4-6 wk
20 Jun
17 Jul
0 wk
Lettuce
Lactuca sativa
23 – 30 May
6 Jul
3-4 wk
20 Jun
27 Jul
0 wk
21 Jun
17 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
9 – 23 May
19 Jun
4-6 wk
20 Jun
17 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Fleece
17 – 31 May
29 May
2-4 wk
14 Jun
1 wk before
14 Jun
1 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
17 Jun
0 wk
17 Jun
0 wk
Spinach
Spinacia oleracea
23 – 30 May
21 Jul
3-4 wk
20 Jun
11 Aug
0 wk
17 Jun
1 Aug
0 wk
Sweet potato
Ipomoea batatas
15 – 29 Jul
4-6 wk
26 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
29 Apr – 13 May
6-8 wk
24 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
27 May – 10 Jun
2-4 wk
24 Jun
1 wk after
3 Jul
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
9 – 23 May
19 Jun
4-6 wk
20 Jun
17 Jul
0 wk
Garden pea
Pisum sativum
23 – 30 May
21 Jun
3-4 wk
20 Jun
12 Jul
0 wk
21 Jun
2 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
20 May – 3 Jun
4-6 wk
1 Jul
2 wk after
Lemon balm
Melissa officinalis
11 – 25 Apr
17 May
8-10 wk
20 Jun
12 Jul
0 wk
15 Jul
4 wk after
Dill
Anethum graveolens
21 Jun
22 Jul
0 wk
Wild chives
Allium schoenoprasum
25 Apr – 9 May
31 May
6-8 wk
20 Jun
12 Jul
0 wk
21 Jun
2 Jul
0 wk
Spearmint
Mentha spicata
28 Mar – 25 Apr
17 May
8-12 wk
20 Jun
12 Jul
0 wk
15 Jul
4 wk after
Coriander
Coriandrum sativum
20 Jun
11 Aug
0 wk
3 Jul
1 Aug
2 wk after
Garden sage
Salvia officinalis
17 Apr – 1 May
2 May
8-10 wk
26 Jun
27 Jun
1 wk after
Common thyme
Thymus vulgaris
11 – 25 Apr
7 May
8-10 wk
20 Jun
2 Jul
0 wk
Oregano
Origanum vulgare
25 Apr – 9 May
21 May
6-8 wk
20 Jun
2 Jul
0 wk
15 Jul
4 wk after
Parsley
Petroselinum crispum
25 Apr – 9 May
21 May
6-8 wk
20 Jun
2 Jul
0 wk
21 Jun
22 Jun
0 wk
Rosemary
Salvia rosmarinus
20 Mar – 17 Apr
30 Mar
10-14 wk
26 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
Season too short
3 – 10 Jun
3-4 wk
1 Jul
2 wk after
Cornflower
Centaurea cyanus
20 Jun
12 Jul
0 wk
21 Jun
2 Jul
0 wk
Statice
Limonium sinuatum
Season too short
15 – 29 Apr
8-10 wk
24 Jun
1 wk after
Sweet William
Dianthus barbatus
25 Apr – 9 May
6-8 wk
20 Jun
0 wk
30 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
29 Apr – 13 May
6-8 wk
24 Jun
1 wk after
22 Jul
5 wk after
Pinnate dahlia
Dahlia × pinnata
Season too short
25 Apr – 9 May
6-8 wk
20 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
1 – 29 May
7 May
4-8 wk
26 Jun
1 wk after
26 Jun
1 wk after
Foxglove
Digitalis purpurea
11 – 25 Apr
8-10 wk
20 Jun
0 wk
3 Jul
2 wk after
Busy lizzie
Impatiens walleriana
Greenhouse
8 Apr – 6 May
6 May
8-12 wk
1 Jul
1 Jul
2 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
29 Apr – 13 May
3 May
6-8 wk
24 Jun
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
29 May – 12 Jun
4-6 wk
10 Jul
3 wk after
Chinese lantern
Physalis alkekengi
17 Apr – 1 May
17 Apr
8-10 wk
26 Jun
1 wk after
Love in a mist
Nigella damascena
20 Jun
27 Jun
0 wk
21 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Season too short
29 Apr – 13 May
6-8 wk
24 Jun
1 wk after
22 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
3 Apr – 1 May
17 Apr
8-12 wk
26 Jun
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
1 – 29 Apr
8-12 wk
24 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
8 Apr – 6 May
8-12 wk
1 Jul
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
6 – 20 May
6-8 wk
1 Jul
2 wk after
Corn poppy
Papaver rhoeas
20 Jun
12 Jul
0 wk
21 Jun
2 Jul
0 wk
Snapdragon
Antirrhinum majus
28 Mar – 25 Apr
7 May
8-12 wk
20 Jun
2 Jul
0 wk
30 Jun
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
22 Apr – 6 May
8-10 wk
1 Jul
2 wk after
Sweet pea
Lathyrus odoratus
25 Apr – 16 May
28 May
5-8 wk
20 Jun
2 Jul
0 wk
Stock
Matthiola incana
25 Apr – 9 May
31 May
6-8 wk
20 Jun
12 Jul
0 wk
3 Jul
2 wk after
Wormwood
Artemisia absinthium
25 Apr – 9 May
1 May
6-8 wk
20 Jun
0 wk
3 Jul
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
20 May – 3 Jun
4-6 wk
1 Jul
2 wk after
Garden pansy
Viola × wittrockiana
11 – 25 Apr
17 May
8-10 wk
20 Jun
12 Jul
0 wk
30 Jun
2 Jul
1 wk after
Petunia
Petunia
Season too short
1 – 29 Apr
9 Apr
8-12 wk
24 Jun
1 wk after
Sweet Scabious
Scabiosa atropurpurea
1 – 15 May
1 May
6-8 wk
26 Jun
1 wk after
2 Aug
6 wk after
Common zinnia
Zinnia elegans
Season too short
13 – 27 May
4-6 wk
24 Jun
1 wk after
Common morning glory
Ipomoea purpurea
Season too short
27 May – 10 Jun
3-5 wk
1 Jul
2 wk after
Garden cosmos
Cosmos bipinnatus
Season too short
13 – 27 May
4-6 wk
24 Jun
1 wk after
3 Jul
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
17 Apr – 15 May
8-12 wk
10 Jul
3 wk after
Bee balm
Monarda didyma
28 Mar – 25 Apr
17 Apr
8-12 wk
20 Jun
0 wk
15 Jul
4 wk after
Yarrow
Achillea millefolium
25 Apr – 9 May
6-8 wk
20 Jun
0 wk
3 Jul
2 wk after
Safflower
Carthamus tinctorius
20 Jun
0 wk
21 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
25 Apr – 9 May
21 May
6-8 wk
20 Jun
2 Jul
0 wk
4 Jun
22 Jun
2 wk before
Bishop's flower
Ammi majus
9 – 23 May
4 Jun
4-6 wk
20 Jun
2 Jul
0 wk
3 Jul
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
8 – 22 Apr
10-12 wk
1 Jul
2 wk after
Sunflower
Helianthus annuus
Fleece
3 – 10 Jun
11 Jun
3-4 wk
1 Jul
2 Jul
2 wk after
3 Jul
2 wk after
China aster
Callistephus chinensis
15 – 29 May
27 May
6-8 wk
10 Jul
3 wk after
2 Aug
6 wk after
Annual phlox
Phlox drummondii
Greenhouse
25 Apr – 9 May
3 May
6-8 wk
20 Jun
0 wk
3 Jul
2 wk after
Hollyhock
Alcea rosea
25 Apr – 9 May
6-8 wk
20 Jun
0 wk
3 Jul
2 wk after
Alpine delphinium
Delphinium elatum
28 Mar – 25 Apr
17 Apr
8-12 wk
20 Jun
0 wk
15 Jul
4 wk after
African marigold
Tagetes erecta
Greenhouse
29 Apr – 13 May
3 May
6-8 wk
24 Jun
1 wk after
Black-eyed Susan
Rudbeckia hirta
1 – 15 May
17 May
6-8 wk
26 Jun
28 Jun
1 wk after
2 Aug
6 wk after
Wood sage
Salvia nemorosa
11 – 25 Apr
8-10 wk
20 Jun
0 wk
15 Jul
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
22 Apr – 20 May
6-10 wk
1 Jul
2 wk after
California goldenpoppy
Eschscholzia californica
20 Jun
12 Jul
0 wk
21 Jun
2 Jul
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
22 Apr – 6 May
7 May
8-10 wk
1 Jul
2 Jul
2 wk after
Water forget-me-not
Myosotis scorpioides
25 Apr – 9 May
1 May
6-8 wk
20 Jun
0 wk
3 Jul
2 wk after