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No frost in sight Last frost normally in 1 days (10 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 10 May Frost 3 of 4 years · 20 years of data
Frost-free season 119 days 10 May – 6 Sep
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)
22 Mar – 5 Apr
13 Jun
5-7 wk
10 May
18 Jul
0 wk
11 May
8 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
29 Mar – 12 Apr
25 Jun
4-6 wk
10 May
23 Jul
0 wk
11 May
13 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
26 Feb – 26 Mar
29 Mar
8-12 wk
21 May
24 May
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
22 Mar – 5 Apr
8 Jun
5-7 wk
10 May
13 Jul
0 wk
10 May
3 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
2 – 9 May
23 May
3-4 wk
30 May
13 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
9 – 16 May
15 May
4-5 wk
13 Jun
5 wk after
22 Jun
6 wk after
Butter bean
Phaseolus lunatus
Season too short
23 – 30 May
3-4 wk
20 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
15 Feb – 15 Mar
23 Mar
8-12 wk
10 May
18 May
0 wk
23 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
11 May
7 Jun
0 wk
11 May
28 May
0 wk
Maize
Zea mays
Fleece
23 – 30 Apr
13 May
3-4 wk
21 May
3 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 Apr
26 Jun
3-4 wk
16 May
17 Jul
1 wk after
23 May
7 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
10 May
3 Jul
0 wk
10 May
23 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
22 Mar – 5 Apr
8 Jun
5-7 wk
10 May
13 Jul
0 wk
10 May
3 Jul
0 wk
Potato
Solanum tuberosum
8 – 22 Apr
18 May
4-6 wk
20 May
15 Jun
1 wk after
20 May
5 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
22 Mar – 5 Apr
18 Jun
5-7 wk
10 May
23 Jul
0 wk
11 May
13 Jul
0 wk
Pumpkin
Cucurbita pepo
16 – 23 May
28 May
3-4 wk
13 Jun
18 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 Apr
24 May
3-4 wk
16 May
14 Jun
1 wk after
23 May
4 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
29 Mar – 12 Apr
20 Jun
4-6 wk
10 May
18 Jul
0 wk
Lettuce
Lactuca sativa
12 – 19 Apr
7 Jul
3-4 wk
10 May
28 Jul
0 wk
11 May
18 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
29 Mar – 12 Apr
20 Jun
4-6 wk
10 May
18 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
12 – 26 Apr
27 May
2-4 wk
10 May
10 Jun
0 wk
10 May
31 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
11 May
7 Jun
0 wk
11 May
28 May
0 wk
Spinach
Spinacia oleracea
12 – 19 Apr
22 Jul
3-4 wk
10 May
12 Aug
0 wk
7 May
2 Aug
0 wk
Sweet potato
Ipomoea batatas
4 – 18 Jun
4-6 wk
16 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
26 Mar – 9 Apr
22 Apr
6-8 wk
21 May
3 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
2 – 16 May
30 May
2-4 wk
30 May
13 Jun
3 wk after
22 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
29 Mar – 12 Apr
20 Jun
4-6 wk
10 May
18 Jul
0 wk
Garden pea
Pisum sativum
12 – 19 Apr
22 Jun
3-4 wk
10 May
13 Jul
0 wk
11 May
3 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
Fleece
18 Apr – 2 May
19 May
4-6 wk
30 May
16 Jun
3 wk after
Lemon balm
Melissa officinalis
1 – 15 Mar
18 May
8-10 wk
10 May
13 Jul
0 wk
4 Jun
3 Jul
4 wk after
Dill
Anethum graveolens
11 May
17 Jul
0 wk
Wild chives
Allium schoenoprasum
15 – 29 Mar
1 Jun
6-8 wk
10 May
13 Jul
0 wk
11 May
3 Jul
0 wk
Spearmint
Mentha spicata
15 Feb – 15 Mar
18 May
8-12 wk
10 May
13 Jul
0 wk
4 Jun
3 Jul
4 wk after
Coriander
Coriandrum sativum
10 May
6 Aug
0 wk
23 May
27 Jul
2 wk after
Garden sage
Salvia officinalis
7 – 21 Mar
3 May
8-10 wk
16 May
28 Jun
1 wk after
Common thyme
Thymus vulgaris
1 – 15 Mar
8 May
8-10 wk
10 May
3 Jul
0 wk
Oregano
Origanum vulgare
15 – 29 Mar
22 May
6-8 wk
10 May
3 Jul
0 wk
4 Jun
23 Jun
4 wk after
Parsley
Petroselinum crispum
15 – 29 Mar
22 May
6-8 wk
10 May
3 Jul
0 wk
11 May
23 Jun
0 wk
Rosemary
Salvia rosmarinus
7 Feb – 7 Mar
20 Mar
10-14 wk
16 May
29 May
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
Fleece
2 – 9 May
26 May
3-4 wk
30 May
16 Jun
3 wk after
Cornflower
Centaurea cyanus
10 May
13 Jul
0 wk
11 May
3 Jul
0 wk
Statice
Limonium sinuatum
21 Mar – 4 Apr
19 Apr
8-10 wk
30 May
14 Jun
3 wk after
Sweet William
Dianthus barbatus
15 – 29 Mar
6-8 wk
10 May
0 wk
20 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
4 – 18 Apr
3 May
6-8 wk
30 May
14 Jun
3 wk after
16 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
30 Mar – 13 Apr
9 May
6-8 wk
25 May
20 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
9 Apr – 7 May
23 May
4-8 wk
4 Jun
20 Jun
4 wk after
4 Jun
10 Jun
4 wk after
Foxglove
Digitalis purpurea
1 – 15 Mar
8-10 wk
10 May
0 wk
23 May
2 wk after
Busy lizzie
Impatiens walleriana
21 Mar – 18 Apr
6 Jun
8-12 wk
13 Jun
1 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
4 – 18 Apr
13 May
6-8 wk
30 May
24 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
18 Apr – 2 May
19 Apr
4-6 wk
30 May
3 wk after
Chinese lantern
Physalis alkekengi
7 – 21 Mar
12 Apr
8-10 wk
16 May
7 Jun
1 wk after
Love in a mist
Nigella damascena
10 May
28 Jun
0 wk
11 May
18 Jun
0 wk
Strawflower
Xerochrysum bracteatum
4 – 18 Apr
23 Apr
6-8 wk
30 May
4 Jun
3 wk after
16 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
21 Feb – 21 Mar
12 Apr
8-12 wk
16 May
7 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
26 Feb – 26 Mar
19 Mar
8-12 wk
21 May
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
7 Mar – 4 Apr
11 Apr
8-12 wk
30 May
6 Jun
3 wk after
Globe amaranth
Gomphrena globosa
Fleece
4 – 18 Apr
25 Apr
6-8 wk
30 May
6 Jun
3 wk after
Corn poppy
Papaver rhoeas
10 May
13 Jul
0 wk
11 May
3 Jul
0 wk
Snapdragon
Antirrhinum majus
15 Feb – 15 Mar
8 May
8-12 wk
10 May
3 Jul
0 wk
20 May
23 Jun
1 wk after
Flossflower
Ageratum houstonianum
4 – 18 Apr
29 Apr
8-10 wk
13 Jun
24 Jun
5 wk after
Sweet pea
Lathyrus odoratus
15 Mar – 5 Apr
29 May
5-8 wk
10 May
3 Jul
0 wk
Stock
Matthiola incana
15 – 29 Mar
1 Jun
6-8 wk
10 May
13 Jul
0 wk
23 May
3 Jul
2 wk after
Wormwood
Artemisia absinthium
15 – 29 Mar
2 May
6-8 wk
10 May
13 Jun
0 wk
23 May
3 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
18 Apr – 2 May
4 May
4-6 wk
30 May
1 Jun
3 wk after
Garden pansy
Viola × wittrockiana
1 – 15 Mar
18 May
8-10 wk
10 May
13 Jul
0 wk
20 May
3 Jul
1 wk after
Petunia
Petunia
7 Mar – 4 Apr
19 Apr
8-12 wk
30 May
14 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
21 Mar – 4 Apr
26 Apr
6-8 wk
16 May
7 Jun
1 wk after
22 Jun
6 wk after
Common zinnia
Zinnia elegans
18 Apr – 2 May
19 May
4-6 wk
30 May
16 Jun
3 wk after
Common morning glory
Ipomoea purpurea
Fleece
25 Apr – 9 May
26 May
3-5 wk
30 May
16 Jun
3 wk after
Garden cosmos
Cosmos bipinnatus
18 Apr – 2 May
23 May
4-6 wk
30 May
20 Jun
3 wk after
22 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
21 Mar – 18 Apr
11 May
8-12 wk
13 Jun
6 Jul
5 wk after
Bee balm
Monarda didyma
15 Feb – 15 Mar
18 Apr
8-12 wk
10 May
13 Jun
0 wk
4 Jun
4 wk after
Yarrow
Achillea millefolium
15 – 29 Mar
2 Apr
6-8 wk
10 May
14 May
0 wk
23 May
2 wk after
Safflower
Carthamus tinctorius
10 May
13 Jun
0 wk
11 May
3 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
15 – 29 Mar
22 May
6-8 wk
10 May
3 Jul
0 wk
24 Apr
23 Jun
2 wk before
Bishop's flower
Ammi majus
29 Mar – 12 Apr
5 Jun
4-6 wk
10 May
3 Jul
0 wk
23 May
23 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
7 – 21 Mar
22 Mar
10-12 wk
30 May
31 May
3 wk after
Sunflower
Helianthus annuus
2 – 9 May
28 May
3-4 wk
30 May
18 Jun
3 wk after
4 Jun
8 Jun
4 wk after
China aster
Callistephus chinensis
4 – 18 Apr
17 May
6-8 wk
30 May
28 Jun
3 wk after
22 Jun
6 wk after
Annual phlox
Phlox drummondii
26 Mar – 9 Apr
13 May
6-8 wk
21 May
24 Jun
2 wk after
22 Jun
6 wk after
Hollyhock
Alcea rosea
15 – 29 Mar
6-8 wk
10 May
0 wk
23 May
2 wk after
Alpine delphinium
Delphinium elatum
15 Feb – 15 Mar
18 Apr
8-12 wk
10 May
13 Jun
0 wk
4 Jun
4 wk after
African marigold
Tagetes erecta
4 – 18 Apr
13 May
6-8 wk
30 May
24 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
21 Mar – 4 Apr
7 May
6-8 wk
16 May
18 Jun
1 wk after
22 Jun
6 wk after
Wood sage
Salvia nemorosa
1 – 15 Mar
8 Apr
8-10 wk
10 May
3 Jun
0 wk
4 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
21 Mar – 18 Apr
5 May
6-10 wk
30 May
16 Jun
3 wk after
California goldenpoppy
Eschscholzia californica
10 May
13 Jul
0 wk
11 May
3 Jul
0 wk
Painted tongue
Salpiglossis sinuata
21 Mar – 4 Apr
17 Apr
8-10 wk
30 May
12 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
15 – 29 Mar
2 May
6-8 wk
10 May
13 Jun
0 wk
23 May
3 Jun
2 wk after