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Method
Rel. frost
Last spring frost (0°C) 3 Jun Normal year · 20 years of data
Frost-free season 113 days 3 Jun – 24 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)
15 – 29 Apr
11 Jun
5-7 wk
3 Jun
16 Jul
0 wk
4 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
22 Apr – 6 May
23 Jun
4-6 wk
3 Jun
21 Jul
0 wk
4 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
17 Mar – 14 Apr
8-12 wk
9 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
15 – 29 Apr
6 Jun
5-7 wk
3 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
12 – 19 May
20 May
3-4 wk
9 Jun
10 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Fleece
12 – 19 May
3 Jun
4-5 wk
16 Jun
1 Jul
2 wk after
28 Jun
4 wk after
Butter bean
Phaseolus lunatus
Season too short
14 – 21 Jun
3-4 wk
12 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
11 Mar – 8 Apr
21 Mar
8-12 wk
3 Jun
0 wk
3 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
25 May
5 Jun
1 wk before
25 May
26 May
1 wk before
Maize
Zea mays
Season too short
6 – 13 May
10 May
3-4 wk
3 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
8 – 15 May
30 Jun
3-4 wk
5 Jun
21 Jul
0 wk
16 Jun
11 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
3 Jun
1 Jul
0 wk
3 Jun
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
15 – 29 Apr
6 Jun
5-7 wk
3 Jun
11 Jul
0 wk
3 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Season too short
19 Apr – 3 May
16 May
4-6 wk
31 May
13 Jun
0 wk
31 May
3 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
15 – 29 Apr
16 Jun
5-7 wk
3 Jun
21 Jul
0 wk
4 Jun
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
12 – 19 May
20 Jun
3-4 wk
9 Jun
11 Jul
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
6 – 13 May
23 May
3-4 wk
3 Jun
13 Jun
0 wk
3 Jun
3 Jun
0 wk
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
6 – 13 May
5 Jul
3-4 wk
3 Jun
26 Jul
0 wk
4 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
20 Apr – 4 May
28 May
2-4 wk
18 May
11 Jun
2 wk before
18 May
1 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
25 May
5 Jun
1 wk before
25 May
26 May
1 wk before
Spinach
Spinacia oleracea
6 – 13 May
20 Jul
3-4 wk
3 Jun
10 Aug
0 wk
31 May
31 Jul
0 wk
Sweet potato
Ipomoea batatas
28 Jun – 12 Jul
4-6 wk
9 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
8 – 22 Apr
19 Apr
6-8 wk
3 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
6 – 20 May
22 Jun
2-4 wk
3 Jun
6 Jul
0 wk
16 Jun
26 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
22 Apr – 6 May
18 Jun
4-6 wk
3 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
6 – 13 May
20 Jun
3-4 wk
3 Jun
11 Jul
0 wk
4 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
Greenhouse
28 Apr – 12 May
29 May
4-6 wk
9 Jun
26 Jun
1 wk after
Lemon balm
Melissa officinalis
25 Mar – 8 Apr
16 May
8-10 wk
3 Jun
11 Jul
0 wk
28 Jun
1 Jul
4 wk after
Dill
Anethum graveolens
4 Jun
21 Jul
0 wk
Wild chives
Allium schoenoprasum
8 – 22 Apr
30 May
6-8 wk
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
11 Mar – 8 Apr
16 May
8-12 wk
3 Jun
11 Jul
0 wk
28 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
3 Jun
10 Aug
0 wk
16 Jun
31 Jul
2 wk after
Garden sage
Salvia officinalis
27 Mar – 10 Apr
1 May
8-10 wk
5 Jun
26 Jun
0 wk
Common thyme
Thymus vulgaris
25 Mar – 8 Apr
6 May
8-10 wk
3 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
28 Jun
4 wk after
Parsley
Petroselinum crispum
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
4 Jun
21 Jun
0 wk
Rosemary
Salvia rosmarinus
27 Feb – 27 Mar
2 Apr
10-14 wk
5 Jun
11 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
12 – 19 May
5 Jun
3-4 wk
9 Jun
26 Jun
1 wk after
Cornflower
Centaurea cyanus
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Fleece
31 Mar – 14 Apr
23 Apr
8-10 wk
9 Jun
18 Jun
1 wk after
Sweet William
Dianthus barbatus
8 – 22 Apr
6-8 wk
3 Jun
0 wk
13 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
14 – 28 Apr
7 May
6-8 wk
9 Jun
18 Jun
1 wk after
23 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
10 – 24 Apr
15 May
6-8 wk
5 Jun
26 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
14 Apr – 12 May
3 Jun
4-8 wk
9 Jun
1 Jul
1 wk after
9 Jun
21 Jun
1 wk after
Foxglove
Digitalis purpurea
25 Mar – 8 Apr
8-10 wk
3 Jun
0 wk
16 Jun
2 wk after
Busy lizzie
Impatiens walleriana
12 Apr – 10 May
21 May
8-12 wk
5 Jul
16 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
14 – 28 Apr
17 May
6-8 wk
9 Jun
28 Jun
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
5 – 19 May
4-6 wk
16 Jun
2 wk after
Chinese lantern
Physalis alkekengi
27 Mar – 10 Apr
16 Apr
8-10 wk
5 Jun
11 Jun
0 wk
Love in a mist
Nigella damascena
3 Jun
26 Jun
0 wk
4 Jun
16 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
8 – 22 Apr
10 May
6-8 wk
3 Jun
21 Jun
0 wk
5 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
13 Mar – 10 Apr
16 Apr
8-12 wk
5 Jun
11 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
11 Mar – 8 Apr
17 Mar
8-12 wk
3 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
17 Mar – 14 Apr
21 Apr
8-12 wk
9 Jun
16 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
14 – 28 Apr
5 May
6-8 wk
9 Jun
16 Jun
1 wk after
Corn poppy
Papaver rhoeas
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Snapdragon
Antirrhinum majus
11 Mar – 8 Apr
6 May
8-12 wk
3 Jun
1 Jul
0 wk
13 Jun
21 Jun
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
31 Mar – 14 Apr
16 May
8-10 wk
9 Jun
11 Jul
1 wk after
Sweet pea
Lathyrus odoratus
8 – 29 Apr
27 May
5-8 wk
3 Jun
1 Jul
0 wk
Stock
Matthiola incana
8 – 22 Apr
30 May
6-8 wk
3 Jun
11 Jul
0 wk
16 Jun
1 Jul
2 wk after
Wormwood
Artemisia absinthium
8 – 22 Apr
30 Apr
6-8 wk
3 Jun
11 Jun
0 wk
16 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
28 Apr – 12 May
14 May
4-6 wk
9 Jun
11 Jun
1 wk after
Garden pansy
Viola × wittrockiana
25 Mar – 8 Apr
16 May
8-10 wk
3 Jun
11 Jul
0 wk
13 Jun
1 Jul
1 wk after
Petunia
Petunia
Fleece
17 Mar – 14 Apr
23 Apr
8-12 wk
9 Jun
18 Jun
1 wk after
Sweet Scabious
Scabiosa atropurpurea
10 – 24 Apr
30 Apr
6-8 wk
5 Jun
11 Jun
0 wk
16 Jul
6 wk after
Common zinnia
Zinnia elegans
Fleece
28 Apr – 12 May
29 May
4-6 wk
9 Jun
26 Jun
1 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
5 – 19 May
5 Jun
3-5 wk
9 Jun
26 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
28 Apr – 12 May
29 May
4-6 wk
9 Jun
26 Jun
1 wk after
28 Jun
4 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
24 Mar – 21 Apr
21 May
8-12 wk
16 Jun
16 Jul
2 wk after
Bee balm
Monarda didyma
11 Mar – 8 Apr
16 Apr
8-12 wk
3 Jun
11 Jun
0 wk
28 Jun
4 wk after
Yarrow
Achillea millefolium
8 – 22 Apr
6-8 wk
3 Jun
0 wk
16 Jun
2 wk after
Safflower
Carthamus tinctorius
3 Jun
11 Jun
0 wk
4 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
8 – 22 Apr
20 May
6-8 wk
3 Jun
1 Jul
0 wk
18 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
22 Apr – 6 May
3 Jun
4-6 wk
3 Jun
1 Jul
0 wk
16 Jun
21 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
17 – 31 Mar
28 Mar
10-12 wk
9 Jun
1 wk after
Sunflower
Helianthus annuus
19 – 26 May
10 Jun
3-4 wk
16 Jun
1 Jul
2 wk after
28 Jun
4 wk after
China aster
Callistephus chinensis
21 Apr – 5 May
30 May
6-8 wk
16 Jun
11 Jul
2 wk after
16 Jul
6 wk after
Annual phlox
Phlox drummondii
14 – 28 Apr
10 May
6-8 wk
9 Jun
21 Jun
1 wk after
16 Jul
6 wk after
Hollyhock
Alcea rosea
8 – 22 Apr
6-8 wk
3 Jun
0 wk
16 Jun
2 wk after
Alpine delphinium
Delphinium elatum
11 Mar – 8 Apr
16 Apr
8-12 wk
3 Jun
11 Jun
0 wk
28 Jun
4 wk after
African marigold
Tagetes erecta
Fleece
14 – 28 Apr
17 May
6-8 wk
9 Jun
28 Jun
1 wk after
Black-eyed Susan
Rudbeckia hirta
10 – 24 Apr
20 May
6-8 wk
5 Jun
1 Jul
0 wk
16 Jul
6 wk after
Wood sage
Salvia nemorosa
25 Mar – 8 Apr
6 Apr
8-10 wk
3 Jun
0 wk
28 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
31 Mar – 28 Apr
15 May
6-10 wk
9 Jun
26 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
3 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Painted tongue
Salpiglossis sinuata
7 – 21 Apr
4 May
8-10 wk
16 Jun
29 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
8 – 22 Apr
30 Apr
6-8 wk
3 Jun
11 Jun
0 wk
16 Jun
2 wk after