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No frost in sight Last frost normally in 7 days (15 Jun), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 15 Jun Normal year · 20 years of data
Frost-free season 90 days 15 Jun – 13 Sep
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)
27 Apr – 11 May
15 Jun
5-7 wk
15 Jun
20 Jul
0 wk
19 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
4 – 18 May
27 Jun
4-6 wk
15 Jun
25 Jul
0 wk
19 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
27 Apr – 11 May
10 Jun
5-7 wk
15 Jun
15 Jul
0 wk
15 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
24 – 31 May
3-4 wk
21 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Fleece
24 – 31 May
3 Jun
4-5 wk
28 Jun
1 Jul
2 wk after
20 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
26 Jun – 3 Jul
3-4 wk
24 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
23 Mar – 20 Apr
24 Mar
8-12 wk
15 Jun
0 wk
15 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
11 Jun
1 wk before
11 Jun
1 wk before
Maize
Zea mays
Season too short
18 – 25 May
3-4 wk
15 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
20 – 27 May
30 Jun
3-4 wk
17 Jun
21 Jul
0 wk
6 Jul
11 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
15 Jun
5 Jul
0 wk
15 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
27 Apr – 11 May
10 Jun
5-7 wk
15 Jun
15 Jul
0 wk
15 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
Fleece
8 – 22 May
13 May
4-6 wk
19 Jun
1 wk after
19 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
27 Apr – 11 May
20 Jun
5-7 wk
15 Jun
25 Jul
0 wk
19 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Greenhouse
24 – 31 May
24 May
3-4 wk
21 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
18 – 25 May
18 May
3-4 wk
15 Jun
0 wk
25 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
18 – 25 May
9 Jul
3-4 wk
15 Jun
30 Jul
0 wk
19 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
18 May – 1 Jun
2-4 wk
15 Jun
0 wk
15 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
11 Jun
1 wk before
11 Jun
1 wk before
Spinach
Spinacia oleracea
18 – 25 May
24 Jul
3-4 wk
15 Jun
14 Aug
0 wk
11 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
17 – 31 Jul
4-6 wk
28 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
18 May – 1 Jun
26 May
2-4 wk
15 Jun
0 wk
6 Jul
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
18 – 25 May
24 Jun
3-4 wk
15 Jun
15 Jul
0 wk
19 Jun
5 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
Season too short
10 – 24 May
4-6 wk
21 Jun
1 wk after
Lemon balm
Melissa officinalis
6 – 20 Apr
20 May
8-10 wk
15 Jun
15 Jul
0 wk
20 Jul
5 wk after
Dill
Anethum graveolens
19 Jun
21 Jul
1 wk after
Wild chives
Allium schoenoprasum
20 Apr – 4 May
3 Jun
6-8 wk
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
23 Mar – 20 Apr
20 May
8-12 wk
15 Jun
15 Jul
0 wk
20 Jul
5 wk after
Coriander
Coriandrum sativum
15 Jun
10 Aug
0 wk
6 Jul
31 Jul
3 wk after
Garden sage
Salvia officinalis
8 – 22 Apr
5 May
8-10 wk
17 Jun
30 Jun
0 wk
Common thyme
Thymus vulgaris
6 – 20 Apr
10 May
8-10 wk
15 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
20 Jul
5 wk after
Parsley
Petroselinum crispum
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
19 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
11 Mar – 8 Apr
26 Mar
10-14 wk
17 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
24 – 31 May
3-4 wk
21 Jun
1 wk after
Cornflower
Centaurea cyanus
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Fleece
12 – 26 Apr
12 Apr
8-10 wk
21 Jun
1 wk after
Sweet William
Dianthus barbatus
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
1 Jul
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
26 Apr – 10 May
26 Apr
6-8 wk
21 Jun
1 wk after
13 Aug
8 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
22 Apr – 6 May
5 May
6-8 wk
17 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
30 Apr – 28 May
27 May
4-8 wk
25 Jun
1 wk after
25 Jun
1 wk after
Foxglove
Digitalis purpurea
6 – 20 Apr
8-10 wk
15 Jun
0 wk
6 Jul
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
5 Apr – 3 May
20 May
8-12 wk
28 Jun
15 Jul
2 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
26 Apr – 10 May
6 May
6-8 wk
21 Jun
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
17 – 31 May
4-6 wk
28 Jun
2 wk after
Chinese lantern
Physalis alkekengi
8 – 22 Apr
16 Apr
8-10 wk
17 Jun
0 wk
Love in a mist
Nigella damascena
15 Jun
30 Jun
0 wk
19 Jun
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Greenhouse
20 Apr – 4 May
1 May
6-8 wk
15 Jun
0 wk
26 Jul
6 wk after
Purple-top vervain
Verbena bonariensis
25 Mar – 22 Apr
16 Apr
8-12 wk
17 Jun
0 wk
Cardoon
Cynara cardunculus
Greenhouse
23 Mar – 20 Apr
8-12 wk
15 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
26 Apr – 10 May
6-8 wk
21 Jun
1 wk after
Corn poppy
Papaver rhoeas
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
23 Mar – 20 Apr
10 May
8-12 wk
15 Jun
5 Jul
0 wk
1 Jul
2 wk after
Flossflower
Ageratum houstonianum
Greenhouse
12 – 26 Apr
7 May
8-10 wk
21 Jun
2 Jul
1 wk after
Sweet pea
Lathyrus odoratus
20 Apr – 11 May
31 May
5-8 wk
15 Jun
5 Jul
0 wk
Stock
Matthiola incana
20 Apr – 4 May
3 Jun
6-8 wk
15 Jun
15 Jul
0 wk
6 Jul
3 wk after
Wormwood
Artemisia absinthium
20 Apr – 4 May
4 May
6-8 wk
15 Jun
15 Jun
0 wk
6 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
10 – 24 May
4-6 wk
21 Jun
1 wk after
Garden pansy
Viola × wittrockiana
6 – 20 Apr
20 May
8-10 wk
15 Jun
15 Jul
0 wk
1 Jul
5 Jul
2 wk after
Petunia
Petunia
Fleece
29 Mar – 26 Apr
12 Apr
8-12 wk
21 Jun
1 wk after
Sweet Scabious
Scabiosa atropurpurea
22 Apr – 6 May
30 Apr
6-8 wk
17 Jun
0 wk
3 Aug
7 wk after
Common zinnia
Zinnia elegans
Greenhouse
4 – 18 May
29 May
4-6 wk
15 Jun
26 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
17 – 31 May
3-5 wk
21 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
10 – 24 May
19 May
4-6 wk
21 Jun
1 wk after
20 Jul
5 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
5 Apr – 3 May
24 Apr
8-12 wk
28 Jun
2 wk after
Bee balm
Monarda didyma
23 Mar – 20 Apr
20 Apr
8-12 wk
15 Jun
15 Jun
0 wk
20 Jul
5 wk after
Yarrow
Achillea millefolium
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
6 Jul
3 wk after
Safflower
Carthamus tinctorius
15 Jun
15 Jun
0 wk
19 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
28 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
4 – 18 May
7 Jun
4-6 wk
15 Jun
5 Jul
0 wk
6 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
29 Mar – 12 Apr
10-12 wk
21 Jun
1 wk after
Sunflower
Helianthus annuus
Fleece
24 – 31 May
14 Jun
3-4 wk
21 Jun
5 Jul
1 wk after
6 Jul
3 wk after
China aster
Callistephus chinensis
3 – 17 May
23 May
6-8 wk
28 Jun
4 Jul
2 wk after
3 Aug
7 wk after
Annual phlox
Phlox drummondii
Fleece
20 Apr – 4 May
6 May
6-8 wk
15 Jun
17 Jun
0 wk
20 Jul
5 wk after
Hollyhock
Alcea rosea
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
6 Jul
3 wk after
Alpine delphinium
Delphinium elatum
23 Mar – 20 Apr
20 Apr
8-12 wk
15 Jun
15 Jun
0 wk
20 Jul
5 wk after
African marigold
Tagetes erecta
Fleece
26 Apr – 10 May
6 May
6-8 wk
21 Jun
1 wk after
Black-eyed Susan
Rudbeckia hirta
22 Apr – 6 May
13 May
6-8 wk
17 Jun
24 Jun
0 wk
3 Aug
7 wk after
Wood sage
Salvia nemorosa
6 – 20 Apr
10 Apr
8-10 wk
15 Jun
0 wk
20 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
12 Apr – 10 May
18 Apr
6-10 wk
21 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
Fleece
12 – 26 Apr
6 May
8-10 wk
21 Jun
1 Jul
1 wk after
Water forget-me-not
Myosotis scorpioides
20 Apr – 4 May
4 May
6-8 wk
15 Jun
15 Jun
0 wk
6 Jul
3 wk after