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No frost in sight Last frost normally in 4 days (21 Jun), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 21 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 85 days 21 Jun – 14 Sep
Probability that frost is over

75% = 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)
3 – 17 May
11 Jun
5-7 wk
21 Jun
16 Jul
0 wk
22 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
10 – 24 May
23 Jun
4-6 wk
21 Jun
21 Jul
0 wk
22 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
3 – 17 May
6 Jun
5-7 wk
21 Jun
11 Jul
0 wk
21 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
23 – 30 May
3 Jun
4-5 wk
27 Jun
1 Jul
1 wk after
4 Jul
2 wk after
Butter bean
Phaseolus lunatus
Season too short
2 – 9 Jul
3-4 wk
30 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
0 wk
21 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
12 Jun
1 wk before
12 Jun
1 wk before
Maize
Zea mays
Season too short
24 – 31 May
3-4 wk
21 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
26 May – 2 Jun
26 Jun
3-4 wk
23 Jun
17 Jul
0 wk
4 Jul
7 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
21 Jun
1 Jul
0 wk
21 Jun
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
3 – 17 May
6 Jun
5-7 wk
21 Jun
11 Jul
0 wk
21 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Season too short
7 – 21 May
16 May
4-6 wk
18 Jun
0 wk
18 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
3 – 17 May
16 Jun
5-7 wk
21 Jun
21 Jul
0 wk
22 Jun
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
30 May – 6 Jun
2 Jun
3-4 wk
27 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
24 – 31 May
26 May
3-4 wk
21 Jun
0 wk
21 Jun
0 wk
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
24 – 31 May
5 Jul
3-4 wk
21 Jun
26 Jul
0 wk
22 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
8 – 22 May
28 May
2-4 wk
5 Jun
11 Jun
2 wk before
5 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
12 Jun
1 wk before
12 Jun
1 wk before
Spinach
Spinacia oleracea
24 – 31 May
20 Jul
3-4 wk
21 Jun
10 Aug
0 wk
18 Jun
31 Jul
0 wk
Sweet potato
Ipomoea batatas
16 – 30 Jul
4-6 wk
27 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
24 May – 7 Jun
4 Jun
2-4 wk
21 Jun
0 wk
4 Jul
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
24 – 31 May
20 Jun
3-4 wk
21 Jun
11 Jul
0 wk
22 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
16 – 30 May
4-6 wk
27 Jun
1 wk after
Lemon balm
Melissa officinalis
12 – 26 Apr
16 May
8-10 wk
21 Jun
11 Jul
0 wk
16 Jul
4 wk after
Dill
Anethum graveolens
22 Jun
17 Jul
0 wk
Wild chives
Allium schoenoprasum
26 Apr – 10 May
30 May
6-8 wk
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
29 Mar – 26 Apr
16 May
8-12 wk
21 Jun
11 Jul
0 wk
16 Jul
4 wk after
Coriander
Coriandrum sativum
21 Jun
6 Aug
0 wk
4 Jul
27 Jul
2 wk after
Garden sage
Salvia officinalis
14 – 28 Apr
1 May
8-10 wk
23 Jun
26 Jun
0 wk
Common thyme
Thymus vulgaris
12 – 26 Apr
6 May
8-10 wk
21 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
16 Jul
4 wk after
Parsley
Petroselinum crispum
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
22 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
15 Mar – 12 Apr
2 Apr
10-14 wk
21 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
30 May – 6 Jun
3-4 wk
27 Jun
1 wk after
Cornflower
Centaurea cyanus
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Greenhouse
12 – 26 Apr
22 Apr
8-10 wk
21 Jun
0 wk
Sweet William
Dianthus barbatus
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
1 Jul
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
26 Apr – 10 May
6 May
6-8 wk
21 Jun
0 wk
23 Jul
5 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
28 Apr – 12 May
6 May
6-8 wk
23 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
2 – 30 May
30 May
4-8 wk
27 Jun
27 Jun
1 wk after
27 Jun
1 wk after
Foxglove
Digitalis purpurea
12 – 26 Apr
8-10 wk
21 Jun
0 wk
4 Jul
2 wk after
Busy lizzie
Impatiens walleriana
Fleece
11 Apr – 9 May
29 May
8-12 wk
4 Jul
24 Jul
2 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
26 Apr – 10 May
16 May
6-8 wk
21 Jun
27 Jun
0 wk
Hyacinth bean
Dolichos lablab
Season too short
23 May – 6 Jun
4-6 wk
4 Jul
2 wk after
Chinese lantern
Physalis alkekengi
Fleece
12 – 26 Apr
16 Apr
8-10 wk
21 Jun
0 wk
Love in a mist
Nigella damascena
21 Jun
26 Jun
0 wk
22 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
26 Apr – 10 May
26 Apr
6-8 wk
21 Jun
0 wk
23 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
Fleece
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
2 – 16 May
6-8 wk
27 Jun
1 wk after
Corn poppy
Papaver rhoeas
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Snapdragon
Antirrhinum majus
29 Mar – 26 Apr
6 May
8-12 wk
21 Jun
1 Jul
0 wk
1 Jul
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
18 Apr – 2 May
2 May
8-10 wk
27 Jun
27 Jun
1 wk after
Sweet pea
Lathyrus odoratus
26 Apr – 17 May
27 May
5-8 wk
21 Jun
1 Jul
0 wk
Stock
Matthiola incana
26 Apr – 10 May
30 May
6-8 wk
21 Jun
11 Jul
0 wk
4 Jul
2 wk after
Wormwood
Artemisia absinthium
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
16 – 30 May
4-6 wk
27 Jun
1 wk after
Garden pansy
Viola × wittrockiana
12 – 26 Apr
16 May
8-10 wk
21 Jun
11 Jul
0 wk
1 Jul
1 Jul
1 wk after
Petunia
Petunia
Greenhouse
29 Mar – 26 Apr
22 Apr
8-12 wk
21 Jun
0 wk
Sweet Scabious
Scabiosa atropurpurea
Fleece
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
16 Jul
4 wk after
Common zinnia
Zinnia elegans
Greenhouse
10 – 24 May
30 May
4-6 wk
21 Jun
27 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
23 May – 6 Jun
3-5 wk
27 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
10 – 24 May
30 May
4-6 wk
21 Jun
27 Jun
0 wk
4 Jul
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
11 Apr – 9 May
3 May
8-12 wk
4 Jul
2 wk after
Bee balm
Monarda didyma
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
16 Jul
4 wk after
Yarrow
Achillea millefolium
Fleece
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
27 Jun
1 wk after
Safflower
Carthamus tinctorius
21 Jun
0 wk
22 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
5 Jun
21 Jun
2 wk before
Bishop's flower
Ammi majus
10 – 24 May
3 Jun
4-6 wk
21 Jun
1 Jul
0 wk
4 Jul
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
4 – 18 Apr
10-12 wk
27 Jun
1 wk after
Sunflower
Helianthus annuus
Fleece
30 May – 6 Jun
10 Jun
3-4 wk
27 Jun
1 Jul
1 wk after
4 Jul
2 wk after
China aster
Callistephus chinensis
Fleece
2 – 16 May
30 May
6-8 wk
27 Jun
11 Jul
1 wk after
16 Jul
4 wk after
Annual phlox
Phlox drummondii
Fleece
26 Apr – 10 May
9 May
6-8 wk
21 Jun
0 wk
16 Jul
4 wk after
Hollyhock
Alcea rosea
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after
Alpine delphinium
Delphinium elatum
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
16 Jul
4 wk after
African marigold
Tagetes erecta
Greenhouse
26 Apr – 10 May
16 May
6-8 wk
21 Jun
27 Jun
0 wk
Black-eyed Susan
Rudbeckia hirta
28 Apr – 12 May
13 May
6-8 wk
23 Jun
24 Jun
0 wk
3 Aug
6 wk after
Wood sage
Salvia nemorosa
Fleece
12 – 26 Apr
8-10 wk
21 Jun
0 wk
4 Jul
2 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
18 Apr – 16 May
27 Apr
6-10 wk
27 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
18 Apr – 2 May
2 May
8-10 wk
27 Jun
27 Jun
1 wk after
Water forget-me-not
Myosotis scorpioides
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after