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-6.9°
Last 24h: Severe frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 2 Jun Frost 3 of 4 years · 20 years of data
Frost-free season 75 days 2 Jun – 16 Aug
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)
14 – 28 Apr
9 Jun
5-7 wk
2 Jun
14 Jul
0 wk
3 Jun
4 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
21 Apr – 5 May
21 Jun
4-6 wk
2 Jun
19 Jul
0 wk
3 Jun
9 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
21 Mar – 18 Apr
8-12 wk
13 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
14 – 28 Apr
6 Jun
5-7 wk
2 Jun
11 Jul
0 wk
2 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
16 – 23 May
3-4 wk
13 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
9 – 16 May
24 May
4-5 wk
13 Jun
21 Jun
2 wk after
15 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
15 – 22 Jun
3-4 wk
13 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
10 Mar – 7 Apr
20 Mar
8-12 wk
2 Jun
0 wk
2 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
30 May
0 wk
30 May
0 wk
Maize
Zea mays
Season too short
9 – 16 May
3-4 wk
6 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
11 – 18 May
2 Jun
3-4 wk
8 Jun
23 Jun
1 wk after
15 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
2 Jun
21 Jun
0 wk
2 Jun
11 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
14 – 28 Apr
6 Jun
5-7 wk
2 Jun
11 Jul
0 wk
2 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Fleece
22 Apr – 6 May
30 Apr
4-6 wk
3 Jun
0 wk
3 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
14 – 28 Apr
6 Jun
5-7 wk
2 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
16 – 23 May
3 Jun
3-4 wk
13 Jun
24 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
5 – 12 May
12 May
3-4 wk
2 Jun
2 Jun
0 wk
8 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
21 Apr – 5 May
18 Jun
4-6 wk
2 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
5 – 12 May
25 Jun
3-4 wk
2 Jun
16 Jul
0 wk
3 Jun
6 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
21 Apr – 5 May
18 Jun
4-6 wk
2 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
5 – 19 May
9 May
2-4 wk
2 Jun
0 wk
2 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
30 May
0 wk
30 May
0 wk
Spinach
Spinacia oleracea
5 – 12 May
18 Jul
3-4 wk
2 Jun
8 Aug
0 wk
30 May
29 Jul
0 wk
Sweet potato
Ipomoea batatas
27 Jun – 11 Jul
4-6 wk
8 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
11 – 25 Apr
14 Apr
6-8 wk
6 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
16 – 30 May
22 May
2-4 wk
13 Jun
2 wk after
27 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
21 Apr – 5 May
18 Jun
4-6 wk
2 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
5 – 12 May
10 Jun
3-4 wk
2 Jun
1 Jul
0 wk
3 Jun
21 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
2 – 16 May
12 May
4-6 wk
13 Jun
2 wk after
Lemon balm
Melissa officinalis
24 Mar – 7 Apr
6 May
8-10 wk
2 Jun
1 Jul
0 wk
27 Jun
4 wk after
Dill
Anethum graveolens
3 Jun
23 Jun
0 wk
Wild chives
Allium schoenoprasum
7 – 21 Apr
30 May
6-8 wk
2 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
10 Mar – 7 Apr
14 May
8-12 wk
2 Jun
9 Jul
0 wk
27 Jun
29 Jun
4 wk after
Coriander
Coriandrum sativum
2 Jun
13 Jul
0 wk
15 Jun
3 Jul
2 wk after
Garden sage
Salvia officinalis
30 Mar – 13 Apr
1 May
8-10 wk
8 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
24 Mar – 7 Apr
6 May
8-10 wk
2 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
7 – 21 Apr
18 May
6-8 wk
2 Jun
29 Jun
0 wk
27 Jun
4 wk after
Parsley
Petroselinum crispum
7 – 21 Apr
18 May
6-8 wk
2 Jun
29 Jun
0 wk
3 Jun
19 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
24 Feb – 24 Mar
12 Mar
10-14 wk
2 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
Greenhouse
16 – 23 May
19 May
3-4 wk
13 Jun
2 wk after
Cornflower
Centaurea cyanus
2 Jun
9 Jul
0 wk
3 Jun
29 Jun
0 wk
Statice
Limonium sinuatum
Fleece
4 – 18 Apr
13 Apr
8-10 wk
13 Jun
2 wk after
Sweet William
Dianthus barbatus
7 – 21 Apr
6-8 wk
2 Jun
0 wk
12 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
18 Apr – 2 May
27 Apr
6-8 wk
13 Jun
2 wk after
22 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
13 – 27 Apr
2 May
6-8 wk
8 Jun
13 Jun
1 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
20 Apr – 18 May
16 May
4-8 wk
15 Jun
2 wk after
15 Jun
2 wk after
Foxglove
Digitalis purpurea
24 Mar – 7 Apr
8-10 wk
2 Jun
0 wk
15 Jun
2 wk after
Busy lizzie
Impatiens walleriana
13 Apr – 11 May
16 May
8-12 wk
6 Jul
11 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
18 Apr – 2 May
7 May
6-8 wk
13 Jun
18 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
11 – 25 May
4-6 wk
22 Jun
3 wk after
Chinese lantern
Physalis alkekengi
Fleece
24 Mar – 7 Apr
6 Apr
8-10 wk
2 Jun
0 wk
Love in a mist
Nigella damascena
2 Jun
16 Jun
0 wk
3 Jun
6 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
11 – 25 Apr
27 Apr
6-8 wk
6 Jun
8 Jun
1 wk after
4 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
Fleece
10 Mar – 7 Apr
6 Apr
8-12 wk
2 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
14 Mar – 11 Apr
15 Mar
8-12 wk
6 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
21 Mar – 18 Apr
4 Apr
8-12 wk
13 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
18 Apr – 2 May
18 Apr
6-8 wk
13 Jun
2 wk after
Corn poppy
Papaver rhoeas
2 Jun
1 Jul
0 wk
3 Jun
21 Jun
0 wk
Snapdragon
Antirrhinum majus
10 Mar – 7 Apr
26 Apr
8-12 wk
2 Jun
21 Jun
0 wk
12 Jun
1 wk after
Flossflower
Ageratum houstonianum
Fleece
13 – 27 Apr
23 Apr
8-10 wk
22 Jun
3 wk after
Sweet pea
Lathyrus odoratus
7 – 28 Apr
25 May
5-8 wk
2 Jun
29 Jun
0 wk
Stock
Matthiola incana
7 – 21 Apr
20 May
6-8 wk
2 Jun
1 Jul
0 wk
15 Jun
21 Jun
2 wk after
Wormwood
Artemisia absinthium
7 – 21 Apr
30 Apr
6-8 wk
2 Jun
11 Jun
0 wk
15 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
2 – 16 May
4-6 wk
13 Jun
2 wk after
Garden pansy
Viola × wittrockiana
24 Mar – 7 Apr
16 May
8-10 wk
2 Jun
11 Jul
0 wk
12 Jun
1 Jul
1 wk after
Petunia
Petunia
Fleece
21 Mar – 18 Apr
13 Apr
8-12 wk
13 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
Fleece
7 – 21 Apr
20 Apr
6-8 wk
2 Jun
0 wk
27 Jun
4 wk after
Common zinnia
Zinnia elegans
Fleece
2 – 16 May
12 May
4-6 wk
13 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
9 – 23 May
19 May
3-5 wk
13 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
2 – 16 May
16 May
4-6 wk
13 Jun
13 Jun
2 wk after
27 Jun
4 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
30 Mar – 27 Apr
4 May
8-12 wk
22 Jun
29 Jun
3 wk after
Bee balm
Monarda didyma
10 Mar – 7 Apr
6 Apr
8-12 wk
2 Jun
0 wk
27 Jun
4 wk after
Yarrow
Achillea millefolium
7 – 21 Apr
6-8 wk
2 Jun
0 wk
15 Jun
2 wk after
Safflower
Carthamus tinctorius
2 Jun
9 Jun
0 wk
3 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
7 – 21 Apr
20 May
6-8 wk
2 Jun
1 Jul
0 wk
17 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
21 Apr – 5 May
24 May
4-6 wk
2 Jun
21 Jun
0 wk
15 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
21 Mar – 4 Apr
10-12 wk
13 Jun
2 wk after
Sunflower
Helianthus annuus
Fleece
16 – 23 May
20 May
3-4 wk
13 Jun
2 wk after
15 Jun
2 wk after
China aster
Callistephus chinensis
Fleece
18 Apr – 2 May
9 May
6-8 wk
13 Jun
20 Jun
2 wk after
27 Jun
4 wk after
Annual phlox
Phlox drummondii
Fleece
11 – 25 Apr
7 May
6-8 wk
6 Jun
18 Jun
1 wk after
27 Jun
4 wk after
Hollyhock
Alcea rosea
7 – 21 Apr
6-8 wk
2 Jun
0 wk
15 Jun
2 wk after
Alpine delphinium
Delphinium elatum
10 Mar – 7 Apr
6 Apr
8-12 wk
2 Jun
0 wk
27 Jun
4 wk after
African marigold
Tagetes erecta
Fleece
18 Apr – 2 May
7 May
6-8 wk
13 Jun
18 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
Fleece
7 – 21 Apr
29 Apr
6-8 wk
2 Jun
10 Jun
0 wk
27 Jun
4 wk after
Wood sage
Salvia nemorosa
24 Mar – 7 Apr
27 Mar
8-10 wk
2 Jun
0 wk
27 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
4 Apr – 2 May
28 Apr
6-10 wk
13 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
2 Jun
20 Jun
0 wk
3 Jun
10 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
4 – 18 Apr
8 Apr
8-10 wk
13 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
7 – 21 Apr
30 Apr
6-8 wk
2 Jun
11 Jun
0 wk
15 Jun
2 wk after