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-0.3°
Last 24h: Slight frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 19 May Normal year · 20 years of data
Frost-free season 107 days 19 May – 3 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)
31 Mar – 14 Apr
12 Jun
5-7 wk
19 May
17 Jul
0 wk
20 May
7 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
7 – 21 Apr
24 Jun
4-6 wk
19 May
22 Jul
0 wk
20 May
12 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
7 Mar – 4 Apr
7 Apr
8-12 wk
30 May
2 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
31 Mar – 14 Apr
7 Jun
5-7 wk
19 May
12 Jul
0 wk
19 May
2 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
11 – 18 May
1 Jun
3-4 wk
8 Jun
22 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
18 – 25 May
4-5 wk
22 Jun
5 wk after
1 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
1 – 8 Jun
3-4 wk
29 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
24 Feb – 24 Mar
20 Mar
8-12 wk
19 May
0 wk
1 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
20 May
4 Jun
0 wk
20 May
25 May
0 wk
Maize
Zea mays
Fleece
2 – 9 May
22 May
3-4 wk
30 May
12 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
27 Apr – 4 May
27 Jun
3-4 wk
25 May
18 Jul
1 wk after
1 Jun
8 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
19 May
2 Jul
0 wk
19 May
22 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
31 Mar – 14 Apr
7 Jun
5-7 wk
19 May
12 Jul
0 wk
19 May
2 Jul
0 wk
Potato
Solanum tuberosum
17 Apr – 1 May
18 May
4-6 wk
29 May
15 Jun
1 wk after
29 May
5 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
31 Mar – 14 Apr
17 Jun
5-7 wk
19 May
22 Jul
0 wk
20 May
12 Jul
0 wk
Pumpkin
Cucurbita pepo
25 May – 1 Jun
6 Jun
3-4 wk
22 Jun
27 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
27 Apr – 4 May
3 Jun
3-4 wk
25 May
24 Jun
1 wk after
1 Jun
14 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Lettuce
Lactuca sativa
21 – 28 Apr
6 Jul
3-4 wk
19 May
27 Jul
0 wk
20 May
17 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
21 Apr – 5 May
25 May
2-4 wk
19 May
8 Jun
0 wk
19 May
29 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
20 May
4 Jun
0 wk
20 May
25 May
0 wk
Spinach
Spinacia oleracea
21 – 28 Apr
21 Jul
3-4 wk
19 May
11 Aug
0 wk
16 May
1 Aug
0 wk
Sweet potato
Ipomoea batatas
13 – 27 Jun
4-6 wk
25 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
4 – 18 Apr
1 May
6-8 wk
30 May
12 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
11 – 25 May
8 Jun
2-4 wk
8 Jun
22 Jun
3 wk after
1 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Garden pea
Pisum sativum
21 – 28 Apr
21 Jun
3-4 wk
19 May
12 Jul
0 wk
20 May
2 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
11 – 25 May
15 May
4-6 wk
22 Jun
5 wk after
Lemon balm
Melissa officinalis
10 – 24 Mar
17 May
8-10 wk
19 May
12 Jul
0 wk
13 Jun
2 Jul
4 wk after
Dill
Anethum graveolens
20 May
18 Jul
0 wk
Wild chives
Allium schoenoprasum
24 Mar – 7 Apr
31 May
6-8 wk
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Spearmint
Mentha spicata
24 Feb – 24 Mar
17 May
8-12 wk
19 May
12 Jul
0 wk
13 Jun
2 Jul
4 wk after
Coriander
Coriandrum sativum
19 May
7 Aug
0 wk
1 Jun
28 Jul
2 wk after
Garden sage
Salvia officinalis
16 – 30 Mar
2 May
8-10 wk
25 May
27 Jun
1 wk after
Common thyme
Thymus vulgaris
10 – 24 Mar
7 May
8-10 wk
19 May
2 Jul
0 wk
Oregano
Origanum vulgare
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
13 Jun
22 Jun
4 wk after
Parsley
Petroselinum crispum
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
20 May
22 Jun
0 wk
Rosemary
Salvia rosmarinus
16 Feb – 16 Mar
26 Mar
10-14 wk
25 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
5 wk after
Cornflower
Centaurea cyanus
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Statice
Limonium sinuatum
30 Mar – 13 Apr
22 Apr
8-10 wk
8 Jun
17 Jun
3 wk after
Sweet William
Dianthus barbatus
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
29 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
13 – 27 Apr
6 May
6-8 wk
8 Jun
17 Jun
3 wk after
25 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
8 – 22 Apr
8 May
6-8 wk
3 Jun
19 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
18 Apr – 16 May
22 May
4-8 wk
13 Jun
19 Jun
4 wk after
13 Jun
4 wk after
Foxglove
Digitalis purpurea
10 – 24 Mar
8-10 wk
19 May
0 wk
1 Jun
2 wk after
Busy lizzie
Impatiens walleriana
30 Mar – 27 Apr
11 Jun
8-12 wk
22 Jun
6 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
13 – 27 Apr
16 May
6-8 wk
8 Jun
27 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
27 Apr – 11 May
4-6 wk
8 Jun
3 wk after
Chinese lantern
Physalis alkekengi
16 – 30 Mar
13 Apr
8-10 wk
25 May
8 Jun
1 wk after
Love in a mist
Nigella damascena
19 May
27 Jun
0 wk
20 May
17 Jun
0 wk
Strawflower
Xerochrysum bracteatum
13 – 27 Apr
26 Apr
6-8 wk
8 Jun
3 wk after
25 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
2 – 30 Mar
13 Apr
8-12 wk
25 May
8 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
7 Mar – 4 Apr
18 Mar
8-12 wk
30 May
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
16 Mar – 13 Apr
16 Apr
8-12 wk
8 Jun
11 Jun
3 wk after
Globe amaranth
Gomphrena globosa
Fleece
13 – 27 Apr
30 Apr
6-8 wk
8 Jun
11 Jun
3 wk after
Corn poppy
Papaver rhoeas
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Snapdragon
Antirrhinum majus
24 Feb – 24 Mar
7 May
8-12 wk
19 May
2 Jul
0 wk
29 May
22 Jun
1 wk after
Flossflower
Ageratum houstonianum
13 – 27 Apr
2 May
8-10 wk
22 Jun
27 Jun
5 wk after
Sweet pea
Lathyrus odoratus
24 Mar – 14 Apr
28 May
5-8 wk
19 May
2 Jul
0 wk
Stock
Matthiola incana
24 Mar – 7 Apr
31 May
6-8 wk
19 May
12 Jul
0 wk
1 Jun
2 Jul
2 wk after
Wormwood
Artemisia absinthium
24 Mar – 7 Apr
1 May
6-8 wk
19 May
12 Jun
0 wk
1 Jun
2 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
27 Apr – 11 May
9 May
4-6 wk
8 Jun
3 wk after
Garden pansy
Viola × wittrockiana
10 – 24 Mar
17 May
8-10 wk
19 May
12 Jul
0 wk
29 May
2 Jul
1 wk after
Petunia
Petunia
16 Mar – 13 Apr
22 Apr
8-12 wk
8 Jun
17 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
30 Mar – 13 Apr
27 Apr
6-8 wk
25 May
8 Jun
1 wk after
1 Jul
6 wk after
Common zinnia
Zinnia elegans
27 Apr – 11 May
24 May
4-6 wk
8 Jun
21 Jun
3 wk after
Common morning glory
Ipomoea purpurea
18 May – 1 Jun
22 May
3-5 wk
22 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
27 Apr – 11 May
22 May
4-6 wk
8 Jun
19 Jun
3 wk after
1 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
30 Mar – 27 Apr
16 May
8-12 wk
22 Jun
11 Jul
5 wk after
Bee balm
Monarda didyma
24 Feb – 24 Mar
17 Apr
8-12 wk
19 May
12 Jun
0 wk
13 Jun
4 wk after
Yarrow
Achillea millefolium
24 Mar – 7 Apr
1 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Safflower
Carthamus tinctorius
19 May
12 Jun
0 wk
20 May
2 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
3 May
22 Jun
2 wk before
Bishop's flower
Ammi majus
7 – 21 Apr
4 Jun
4-6 wk
19 May
2 Jul
0 wk
1 Jun
22 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
7 – 21 Mar
31 Mar
10-12 wk
30 May
9 Jun
2 wk after
Sunflower
Helianthus annuus
11 – 18 May
3 Jun
3-4 wk
8 Jun
24 Jun
3 wk after
13 Jun
14 Jun
4 wk after
China aster
Callistephus chinensis
13 – 27 Apr
23 May
6-8 wk
8 Jun
4 Jul
3 wk after
1 Jul
6 wk after
Annual phlox
Phlox drummondii
4 – 18 Apr
16 May
6-8 wk
30 May
27 Jun
2 wk after
1 Jul
6 wk after
Hollyhock
Alcea rosea
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Alpine delphinium
Delphinium elatum
24 Feb – 24 Mar
17 Apr
8-12 wk
19 May
12 Jun
0 wk
13 Jun
4 wk after
African marigold
Tagetes erecta
13 – 27 Apr
16 May
6-8 wk
8 Jun
27 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
30 Mar – 13 Apr
13 May
6-8 wk
25 May
24 Jun
1 wk after
1 Jul
6 wk after
Wood sage
Salvia nemorosa
10 – 24 Mar
7 Apr
8-10 wk
19 May
2 Jun
0 wk
13 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
13 Apr – 11 May
1 May
6-10 wk
22 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Painted tongue
Salpiglossis sinuata
30 Mar – 13 Apr
19 Apr
8-10 wk
8 Jun
14 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
24 Mar – 7 Apr
1 May
6-8 wk
19 May
12 Jun
0 wk
1 Jun
2 Jun
2 wk after