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-1.1°
Slight frost tonight at 04:00. Frost temperatures between tomorrow 02:00 – 05:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 28 May Normal year · 20 years of data
Frost-free season 117 days 28 May – 22 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
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Season too short
14 – 28 Apr
5-7 wk
2 Jun
1 wk after
16 May
2 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
5 – 19 May
4-6 wk
16 Jun
3 wk after
1 Jun
1 wk after
Chili pepper
Capsicum annuum
Season too short
11 Apr – 9 May
8-12 wk
4 Jul
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
28 May
Vid frost
Cucumber
Cucumis sativus
Season too short
6 – 13 Jun
3-4 wk
4 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
Season too short
30 May – 6 Jun
4-5 wk
4 Jul
5 wk after
18 Jun
3 wk after
Butter bean
Phaseolus lunatus
Season too short
18 – 25 Jun
3-4 wk
16 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
5 Mar – 2 Apr
8-12 wk
28 May
Vid frost
18 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
7 Jun
1 wk after
7 Jun
1 wk after
Sweetcorn
Zea mays
Season too short
10 – 17 Jun
3-4 wk
8 Jul
6 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
Fleece
19 – 26 May
3-4 wk
16 Jun
3 wk after
7 Jun
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
28 May
Vid frost
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
28 May
Vid frost
Potato
Solanum tuberosum
2 – 16 May
4-6 wk
13 Jun
2 wk after
13 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
1 Jun
1 wk after
Pumpkin
Cucurbita pepo
Season too short
6 – 13 Jun
3-4 wk
4 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
19 – 26 May
3-4 wk
16 Jun
3 wk after
7 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
5 – 19 May
4-6 wk
16 Jun
3 wk after
Lettuce
Lactuca sativa
24 Apr – 1 May
3-4 wk
22 May
1 wk before
1 Jun
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
10 – 24 Apr
4-6 wk
22 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
30 Apr – 14 May
2-4 wk
28 May
Vid frost
28 May
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
1 Jun
1 wk after
1 Jun
1 wk after
Spinach
Spinacia oleracea
17 – 24 Apr
3-4 wk
15 May
2 wk before
24 May
1 wk before
Sweet potato
Ipomoea batatas
29 Jun – 13 Jul
4-6 wk
10 Aug
11 wk after
Tomato
Solanum lycopersicum
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Season too short
25 May – 8 Jun
2-4 wk
22 Jun
4 wk after
18 Jun
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
5 – 19 May
4-6 wk
16 Jun
3 wk after
Pea
Pisum sativum
17 – 24 Apr
3-4 wk
15 May
2 wk before
1 Jun
1 wk after
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Season too short
27 May – 10 Jun
4-6 wk
8 Jul
6 wk after
Lemon balm
Melissa officinalis
19 Mar – 2 Apr
8-10 wk
28 May
Vid frost
2 Jul
5 wk after
Dill
Anethum graveolens
1 Jun
1 wk after
Chives
Allium schoenoprasum
14 – 28 Mar
6-8 wk
9 May
3 wk before
1 Jun
1 wk after
Spearmint
Mentha spicata
20 Feb – 20 Mar
8-12 wk
15 May
2 wk before
2 Jul
5 wk after
Coriander
Coriandrum sativum
18 Jun
3 wk after
Sage
Salvia officinalis
Greenhouse
24 Mar – 7 Apr
8-10 wk
2 Jun
1 wk after
Thyme
Thymus vulgaris
7 – 21 Apr
8-10 wk
16 Jun
3 wk after
Oregano
Origanum vulgare
7 – 21 Apr
6-8 wk
2 Jun
1 wk after
2 Jul
5 wk after
Parsley
Petroselinum crispum
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
1 Jun
1 wk after
Rosemary
Salvia rosmarinus
Season too short
24 Feb – 24 Mar
10-14 wk
2 Jun
1 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
15 – 22 Jun
3-4 wk
13 Jul
7 wk after
Cornflower
Centaurea cyanus
15 May
2 wk before
1 Jun
1 wk after
Statice
Limonium sinuatum
Season too short
13 – 27 Apr
8-10 wk
22 Jun
4 wk after
Sweet William
Dianthus barbatus
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
13 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
8 Jul
6 wk after
Dahlia
Dahlia × pinnata
Season too short
21 Apr – 5 May
6-8 wk
16 Jun
3 wk after
Dahlia (tubers)
Dahlia × pinnata
Fleece
23 Apr – 21 May
4-8 wk
18 Jun
3 wk after
18 Jun
3 wk after
Foxglove
Digitalis purpurea
6 – 20 Mar
8-10 wk
15 May
2 wk before
18 Jun
3 wk after
Busy lizzie
Impatiens walleriana
Season too short
11 Apr – 9 May
8-12 wk
4 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
1 – 15 Jun
4-6 wk
13 Jul
7 wk after
Chinese lantern
Physalis alkekengi
Season too short
24 Mar – 7 Apr
8-10 wk
2 Jun
1 wk after
Love in a mist
Nigella damascena
1 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
8 Jul
6 wk after
Tall verbena
Verbena bonariensis
Season too short
10 Mar – 7 Apr
8-12 wk
2 Jun
1 wk after
Cardoon
Cynara cardunculus
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
11 Apr – 9 May
8-12 wk
4 Jul
5 wk after
Globe amaranth
Gomphrena globosa
Season too short
9 – 23 May
6-8 wk
4 Jul
5 wk after
Corn poppy
Papaver rhoeas
1 Jun
1 wk after
Snapdragon
Antirrhinum majus
27 Feb – 27 Mar
8-12 wk
22 May
1 wk before
13 Jun
2 wk after
Flossflower
Ageratum houstonianum
Season too short
25 Apr – 9 May
8-10 wk
4 Jul
5 wk after
Sweet pea
Lathyrus odoratus
20 Mar – 10 Apr
5-8 wk
15 May
2 wk before
Stock
Matthiola incana
27 Mar – 10 Apr
6-8 wk
22 May
1 wk before
18 Jun
3 wk after
Wormwood
Artemisia absinthium
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
18 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
23 May – 6 Jun
4-6 wk
4 Jul
5 wk after
Pansy
Viola × wittrockiana
28 Feb – 14 Mar
8-10 wk
9 May
3 wk before
13 Jun
2 wk after
Petunia
Petunia
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
4 wk after
Scabious
Scabiosa atropurpurea
Season too short
7 – 21 Apr
6-8 wk
2 Jun
1 wk after
18 Jun
3 wk after
Zinnia
Zinnia elegans
Season too short
11 – 25 May
4-6 wk
22 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Season too short
30 May – 13 Jun
3-5 wk
4 Jul
5 wk after
Cosmos
Cosmos bipinnatus
Season too short
11 – 25 May
4-6 wk
22 Jun
4 wk after
18 Jun
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
20 Apr – 18 May
8-12 wk
13 Jul
7 wk after
Bee balm
Monarda didyma
5 Mar – 2 Apr
8-12 wk
28 May
Vid frost
2 Jul
5 wk after
Yarrow
Achillea millefolium
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
18 Jun
3 wk after
Safflower
Carthamus tinctorius
15 May
2 wk before
1 Jun
1 wk after
Iceland poppy
Papaver nudicaule
14 – 28 Mar
6-8 wk
9 May
3 wk before
28 May
Vid frost
Bishop's flower
Ammi majus
26 Apr – 10 May
4-6 wk
7 Jun
1 wk after
18 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
11 – 25 Apr
10-12 wk
4 Jul
5 wk after
Sunflower
Helianthus annuus
Season too short
25 May – 1 Jun
3-4 wk
22 Jun
4 wk after
7 Jun
1 wk after
China aster
Callistephus chinensis
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
18 Jun
3 wk after
Annual phlox
Phlox drummondii
Greenhouse
12 – 26 Apr
6-8 wk
7 Jun
1 wk after
18 Jun
3 wk after
Hollyhock
Alcea rosea
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
18 Jun
3 wk after
Delphinium
Delphinium elatum
24 Mar – 21 Apr
8-12 wk
16 Jun
3 wk after
2 Jul
5 wk after
African marigold
Tagetes erecta
Season too short
27 Apr – 11 May
6-8 wk
22 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
Greenhouse
7 – 21 Apr
6-8 wk
2 Jun
1 wk after
18 Jun
3 wk after
Woodland sage
Salvia nemorosa
24 Mar – 7 Apr
8-10 wk
2 Jun
1 wk after
2 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
25 Apr – 23 May
6-10 wk
4 Jul
5 wk after
California goldenpoppy
Eschscholzia californica
1 Jun
1 wk after
Painted tongue
Salpiglossis sinuata
Season too short
13 – 27 Apr
8-10 wk
22 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
20 Mar – 3 Apr
6-8 wk
15 May
2 wk before
18 Jun
3 wk after
Current date Soon Date passed