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