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-0.3°
Last 24h: Slight frost recorded tonight at 03:00. Inspect for frost damage
No frost in sight Last frost normally in 6 days (15 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 15 May Normal year · 20 years of data
Frost-free season 119 days 15 May – 11 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 Mar – 10 Apr
12 Jun
5-7 wk
15 May
17 Jul
0 wk
16 May
7 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
3 – 17 Apr
24 Jun
4-6 wk
15 May
22 Jul
0 wk
16 May
12 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
3 – 31 Mar
7 Apr
8-12 wk
26 May
2 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
27 Mar – 10 Apr
7 Jun
5-7 wk
15 May
12 Jul
0 wk
15 May
2 Jul
0 wk
Garden cucumber
Cucumis sativus
Fleece
7 – 14 May
1 Jun
3-4 wk
4 Jun
22 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
14 – 21 May
14 May
4-5 wk
18 Jun
5 wk after
27 Jun
6 wk after
Butter bean
Phaseolus lunatus
Season too short
28 May – 4 Jun
3-4 wk
25 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
20 Feb – 20 Mar
20 Mar
8-12 wk
15 May
15 May
0 wk
28 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
16 May
4 Jun
0 wk
16 May
25 May
0 wk
Maize
Zea mays
Fleece
28 Apr – 5 May
22 May
3-4 wk
26 May
12 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
23 – 30 Apr
28 Jun
3-4 wk
21 May
19 Jul
1 wk after
28 May
9 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
15 May
2 Jul
0 wk
15 May
22 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
27 Mar – 10 Apr
7 Jun
5-7 wk
15 May
12 Jul
0 wk
15 May
2 Jul
0 wk
Potato
Solanum tuberosum
13 – 27 Apr
19 May
4-6 wk
25 May
16 Jun
1 wk after
25 May
6 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
27 Mar – 10 Apr
17 Jun
5-7 wk
15 May
22 Jul
0 wk
16 May
12 Jul
0 wk
Pumpkin
Cucurbita pepo
21 – 28 May
6 Jun
3-4 wk
18 Jun
27 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
23 – 30 Apr
3 Jun
3-4 wk
21 May
24 Jun
1 wk after
28 May
14 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
3 – 17 Apr
19 Jun
4-6 wk
15 May
17 Jul
0 wk
Lettuce
Lactuca sativa
17 – 24 Apr
6 Jul
3-4 wk
15 May
27 Jul
0 wk
16 May
17 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
3 – 17 Apr
19 Jun
4-6 wk
15 May
17 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
17 Apr – 1 May
27 May
2-4 wk
15 May
10 Jun
0 wk
15 May
31 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
16 May
4 Jun
0 wk
16 May
25 May
0 wk
Spinach
Spinacia oleracea
17 – 24 Apr
21 Jul
3-4 wk
15 May
11 Aug
0 wk
12 May
1 Aug
0 wk
Sweet potato
Ipomoea batatas
9 – 23 Jun
4-6 wk
21 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
31 Mar – 14 Apr
1 May
6-8 wk
26 May
12 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
7 – 21 May
8 Jun
2-4 wk
4 Jun
22 Jun
3 wk after
27 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
3 – 17 Apr
19 Jun
4-6 wk
15 May
17 Jul
0 wk
Garden pea
Pisum sativum
17 – 24 Apr
21 Jun
3-4 wk
15 May
12 Jul
0 wk
16 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
7 – 21 May
15 May
4-6 wk
18 Jun
5 wk after
Lemon balm
Melissa officinalis
6 – 20 Mar
17 May
8-10 wk
15 May
12 Jul
0 wk
9 Jun
2 Jul
4 wk after
Dill
Anethum graveolens
16 May
19 Jul
0 wk
Wild chives
Allium schoenoprasum
20 Mar – 3 Apr
31 May
6-8 wk
15 May
12 Jul
0 wk
16 May
2 Jul
0 wk
Spearmint
Mentha spicata
20 Feb – 20 Mar
17 May
8-12 wk
15 May
12 Jul
0 wk
9 Jun
2 Jul
4 wk after
Coriander
Coriandrum sativum
15 May
8 Aug
0 wk
28 May
29 Jul
2 wk after
Garden sage
Salvia officinalis
12 – 26 Mar
2 May
8-10 wk
21 May
27 Jun
1 wk after
Common thyme
Thymus vulgaris
6 – 20 Mar
7 May
8-10 wk
15 May
2 Jul
0 wk
Oregano
Origanum vulgare
20 Mar – 3 Apr
21 May
6-8 wk
15 May
2 Jul
0 wk
9 Jun
22 Jun
4 wk after
Parsley
Petroselinum crispum
20 Mar – 3 Apr
21 May
6-8 wk
15 May
2 Jul
0 wk
16 May
22 Jun
0 wk
Rosemary
Salvia rosmarinus
12 Feb – 12 Mar
27 Mar
10-14 wk
21 May
5 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
21 – 28 May
22 May
3-4 wk
18 Jun
5 wk after
Cornflower
Centaurea cyanus
15 May
12 Jul
0 wk
16 May
2 Jul
0 wk
Statice
Limonium sinuatum
26 Mar – 9 Apr
22 Apr
8-10 wk
4 Jun
17 Jun
3 wk after
Sweet William
Dianthus barbatus
20 Mar – 3 Apr
6-8 wk
15 May
0 wk
25 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
9 – 23 Apr
6 May
6-8 wk
4 Jun
17 Jun
3 wk after
21 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
4 – 18 Apr
11 May
6-8 wk
30 May
22 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
14 Apr – 12 May
25 May
4-8 wk
9 Jun
22 Jun
4 wk after
9 Jun
12 Jun
4 wk after
Foxglove
Digitalis purpurea
6 – 20 Mar
8-10 wk
15 May
0 wk
28 May
2 wk after
Busy lizzie
Impatiens walleriana
26 Mar – 23 Apr
12 Jun
8-12 wk
18 Jun
7 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
9 – 23 Apr
16 May
6-8 wk
4 Jun
27 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
23 Apr – 7 May
25 Apr
4-6 wk
4 Jun
3 wk after
Chinese lantern
Physalis alkekengi
12 – 26 Mar
14 Apr
8-10 wk
21 May
9 Jun
1 wk after
Love in a mist
Nigella damascena
15 May
27 Jun
0 wk
16 May
17 Jun
0 wk
Strawflower
Xerochrysum bracteatum
9 – 23 Apr
26 Apr
6-8 wk
4 Jun
7 Jun
3 wk after
21 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
26 Feb – 26 Mar
14 Apr
8-12 wk
21 May
9 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
3 – 31 Mar
18 Mar
8-12 wk
26 May
2 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
12 Mar – 9 Apr
17 Apr
8-12 wk
4 Jun
12 Jun
3 wk after
Globe amaranth
Gomphrena globosa
Fleece
9 – 23 Apr
1 May
6-8 wk
4 Jun
12 Jun
3 wk after
Corn poppy
Papaver rhoeas
15 May
12 Jul
0 wk
16 May
2 Jul
0 wk
Snapdragon
Antirrhinum majus
20 Feb – 20 Mar
7 May
8-12 wk
15 May
2 Jul
0 wk
25 May
22 Jun
1 wk after
Flossflower
Ageratum houstonianum
9 – 23 Apr
2 May
8-10 wk
18 Jun
27 Jun
5 wk after
Sweet pea
Lathyrus odoratus
20 Mar – 10 Apr
28 May
5-8 wk
15 May
2 Jul
0 wk
Stock
Matthiola incana
20 Mar – 3 Apr
31 May
6-8 wk
15 May
12 Jul
0 wk
28 May
2 Jul
2 wk after
Wormwood
Artemisia absinthium
20 Mar – 3 Apr
1 May
6-8 wk
15 May
12 Jun
0 wk
28 May
2 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
23 Apr – 7 May
10 May
4-6 wk
4 Jun
7 Jun
3 wk after
Garden pansy
Viola × wittrockiana
6 – 20 Mar
17 May
8-10 wk
15 May
12 Jul
0 wk
25 May
2 Jul
1 wk after
Petunia
Petunia
12 Mar – 9 Apr
22 Apr
8-12 wk
4 Jun
17 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
26 Mar – 9 Apr
28 Apr
6-8 wk
21 May
9 Jun
1 wk after
27 Jun
6 wk after
Common zinnia
Zinnia elegans
23 Apr – 7 May
25 May
4-6 wk
4 Jun
22 Jun
3 wk after
Common morning glory
Ipomoea purpurea
14 – 28 May
22 May
3-5 wk
18 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
23 Apr – 7 May
25 May
4-6 wk
4 Jun
22 Jun
3 wk after
27 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
26 Mar – 23 Apr
17 May
8-12 wk
18 Jun
12 Jul
5 wk after
Bee balm
Monarda didyma
20 Feb – 20 Mar
17 Apr
8-12 wk
15 May
12 Jun
0 wk
9 Jun
4 wk after
Yarrow
Achillea millefolium
20 Mar – 3 Apr
1 Apr
6-8 wk
15 May
0 wk
28 May
2 wk after
Safflower
Carthamus tinctorius
15 May
12 Jun
0 wk
16 May
2 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
20 Mar – 3 Apr
21 May
6-8 wk
15 May
2 Jul
0 wk
29 Apr
22 Jun
2 wk before
Bishop's flower
Ammi majus
3 – 17 Apr
4 Jun
4-6 wk
15 May
2 Jul
0 wk
28 May
22 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
3 – 17 Mar
1 Apr
10-12 wk
26 May
10 Jun
2 wk after
Sunflower
Helianthus annuus
7 – 14 May
4 Jun
3-4 wk
4 Jun
25 Jun
3 wk after
9 Jun
15 Jun
4 wk after
China aster
Callistephus chinensis
9 – 23 Apr
24 May
6-8 wk
4 Jun
5 Jul
3 wk after
27 Jun
6 wk after
Annual phlox
Phlox drummondii
31 Mar – 14 Apr
16 May
6-8 wk
26 May
27 Jun
2 wk after
27 Jun
6 wk after
Hollyhock
Alcea rosea
20 Mar – 3 Apr
6-8 wk
15 May
0 wk
28 May
2 wk after
Alpine delphinium
Delphinium elatum
20 Feb – 20 Mar
17 Apr
8-12 wk
15 May
12 Jun
0 wk
9 Jun
4 wk after
African marigold
Tagetes erecta
9 – 23 Apr
16 May
6-8 wk
4 Jun
27 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
26 Mar – 9 Apr
14 May
6-8 wk
21 May
25 Jun
1 wk after
27 Jun
6 wk after
Wood sage
Salvia nemorosa
6 – 20 Mar
7 Apr
8-10 wk
15 May
2 Jun
0 wk
9 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
9 Apr – 7 May
1 May
6-10 wk
18 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
15 May
12 Jul
0 wk
16 May
2 Jul
0 wk
Painted tongue
Salpiglossis sinuata
26 Mar – 9 Apr
16 Apr
8-10 wk
4 Jun
11 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
20 Mar – 3 Apr
1 May
6-8 wk
15 May
12 Jun
0 wk
28 May
2 Jun
2 wk after