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-1.0°
Slight frost tonight at 03:00. Frost temperatures between 03:00 – tomorrow 06:00. Bring in or cover sensitive plants
-5.0°
Last 24h: Moderate frost recorded last night at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 7 May Frost 3 of 4 years · 20 years of data
Frost-free season 138 days 7 May – 22 Sep
Probability that frost is over

25% = Half of years are frost-free by this date. More about frost & season →

Custom date
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)
19 Mar – 2 Apr
20 Jun
5-7 wk
7 May
25 Jul
0 wk
1 May
15 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
26 Mar – 9 Apr
2 Jul
4-6 wk
7 May
30 Jul
0 wk
1 May
20 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
11 Mar – 8 Apr
3 Apr
8-12 wk
3 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
19 Mar – 2 Apr
15 Jun
5-7 wk
7 May
20 Jul
0 wk
24 Apr
10 Jul
2 wk before
Garden cucumber
Cucumis sativus
20 – 27 May
28 May
3-4 wk
17 Jun
18 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
13 – 20 May
29 May
4-5 wk
17 Jun
26 Jun
6 wk after
17 Jun
6 wk after
Butter bean
Phaseolus lunatus
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
7 wk after
Onion
Allium cepa (Cepa-gruppen)
12 Feb – 12 Mar
3 Apr
8-12 wk
7 May
29 May
0 wk
20 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
1 May
18 Jun
1 wk before
1 May
8 Jun
1 wk before
Maize
Zea mays
6 – 13 May
18 May
3-4 wk
3 Jun
8 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
9 – 16 Apr
8 Jul
3-4 wk
7 May
29 Jul
0 wk
20 May
19 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
7 May
10 Jul
0 wk
24 Apr
30 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
19 Mar – 2 Apr
15 Jun
5-7 wk
7 May
20 Jul
0 wk
24 Apr
10 Jul
2 wk before
Potato
Solanum tuberosum
31 Mar – 14 Apr
7 Jun
4-6 wk
12 May
5 Jul
1 wk after
12 May
25 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
19 Mar – 2 Apr
25 Jun
5-7 wk
7 May
30 Jul
0 wk
1 May
20 Jul
1 wk before
Pumpkin
Cucurbita pepo
20 – 27 May
16 Jun
3-4 wk
17 Jun
7 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
9 – 16 Apr
15 Jun
3-4 wk
7 May
6 Jul
0 wk
20 May
26 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
26 Mar – 9 Apr
27 Jun
4-6 wk
7 May
25 Jul
0 wk
Lettuce
Lactuca sativa
9 – 16 Apr
14 Jul
3-4 wk
7 May
4 Aug
0 wk
1 May
25 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Mar – 9 Apr
27 Jun
4-6 wk
7 May
25 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
27 Mar – 10 Apr
6 Jun
2-4 wk
24 Apr
20 Jun
2 wk before
24 Apr
10 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
1 May
18 Jun
1 wk before
1 May
8 Jun
1 wk before
Spinach
Spinacia oleracea
9 – 16 Apr
29 Jul
3-4 wk
7 May
19 Aug
0 wk
17 Apr
9 Aug
3 wk before
Sweet potato
Ipomoea batatas
8 – 22 Jun
4-6 wk
20 Jul
11 wk after
Garden tomato
Solanum lycopersicum
8 – 22 Apr
27 Apr
6-8 wk
3 Jun
8 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
6 – 20 May
18 Jun
2-4 wk
3 Jun
2 Jul
4 wk after
17 Jun
22 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
26 Mar – 9 Apr
27 Jun
4-6 wk
7 May
25 Jul
0 wk
Garden pea
Pisum sativum
9 – 16 Apr
29 Jun
3-4 wk
7 May
20 Jul
0 wk
1 May
10 Jul
1 wk before

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
6 – 20 May
25 May
4-6 wk
17 Jun
22 Jun
6 wk after
Lemon balm
Melissa officinalis
26 Feb – 12 Mar
25 May
8-10 wk
7 May
20 Jul
0 wk
2 Jun
10 Jul
4 wk after
Dill
Anethum graveolens
1 May
29 Jul
1 wk before
Wild chives
Allium schoenoprasum
12 – 26 Mar
8 Jun
6-8 wk
7 May
20 Jul
0 wk
1 May
10 Jul
1 wk before
Spearmint
Mentha spicata
12 Feb – 12 Mar
25 May
8-12 wk
7 May
20 Jul
0 wk
2 Jun
10 Jul
4 wk after
Coriander
Coriandrum sativum
7 May
18 Aug
0 wk
20 May
8 Aug
2 wk after
Garden sage
Salvia officinalis
26 Feb – 12 Mar
10 May
8-10 wk
7 May
5 Jul
0 wk
Common thyme
Thymus vulgaris
26 Feb – 12 Mar
15 May
8-10 wk
7 May
10 Jul
0 wk
Oregano
Origanum vulgare
12 – 26 Mar
29 May
6-8 wk
7 May
10 Jul
0 wk
2 Jun
30 Jun
4 wk after
Parsley
Petroselinum crispum
12 – 26 Mar
29 May
6-8 wk
7 May
10 Jul
0 wk
1 May
30 Jun
1 wk before
Rosemary
Salvia rosmarinus
29 Jan – 26 Feb
3 Apr
10-14 wk
7 May
12 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
20 – 27 May
1 Jun
3-4 wk
17 Jun
22 Jun
6 wk after
Cornflower
Centaurea cyanus
7 May
20 Jul
0 wk
1 May
10 Jul
1 wk before
Statice
Limonium sinuatum
25 Mar – 8 Apr
7 May
8-10 wk
3 Jun
2 Jul
4 wk after
Sweet William
Dianthus barbatus
12 – 26 Mar
6-8 wk
7 May
0 wk
12 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
8 – 22 Apr
21 May
6-8 wk
3 Jun
2 Jul
4 wk after
20 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
3 – 17 Apr
23 May
6-8 wk
29 May
4 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
7 Apr – 5 May
6 Jun
4-8 wk
2 Jun
4 Jul
4 wk after
2 Jun
24 Jun
4 wk after
Foxglove
Digitalis purpurea
26 Feb – 12 Mar
8-10 wk
7 May
0 wk
20 May
2 wk after
Busy lizzie
Impatiens walleriana
25 Mar – 22 Apr
24 Jun
8-12 wk
17 Jun
19 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
8 – 22 Apr
31 May
6-8 wk
3 Jun
12 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
22 Apr – 6 May
7 May
4-6 wk
3 Jun
4 Jun
4 wk after
Chinese lantern
Physalis alkekengi
26 Feb – 12 Mar
24 Apr
8-10 wk
7 May
19 Jun
0 wk
Love in a mist
Nigella damascena
7 May
5 Jul
0 wk
1 May
25 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
8 – 22 Apr
11 May
6-8 wk
3 Jun
22 Jun
4 wk after
20 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
12 Feb – 12 Mar
24 Apr
8-12 wk
7 May
19 Jun
0 wk
Cardoon
Cynara cardunculus
11 Mar – 8 Apr
25 Mar
8-12 wk
3 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
25 Mar – 22 Apr
17 Apr
8-12 wk
17 Jun
6 wk after
Globe amaranth
Gomphrena globosa
22 Apr – 6 May
1 May
6-8 wk
17 Jun
6 wk after
Corn poppy
Papaver rhoeas
7 May
20 Jul
0 wk
1 May
10 Jul
1 wk before
Snapdragon
Antirrhinum majus
12 Feb – 12 Mar
15 May
8-12 wk
7 May
10 Jul
0 wk
12 May
30 Jun
1 wk after
Flossflower
Ageratum houstonianum
8 – 22 Apr
17 May
8-10 wk
17 Jun
12 Jul
6 wk after
Sweet pea
Lathyrus odoratus
12 Mar – 2 Apr
5 Jun
5-8 wk
7 May
10 Jul
0 wk
Stock
Matthiola incana
12 – 26 Mar
8 Jun
6-8 wk
7 May
20 Jul
0 wk
20 May
10 Jul
2 wk after
Wormwood
Artemisia absinthium
12 – 26 Mar
9 May
6-8 wk
7 May
20 Jun
0 wk
20 May
10 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
6 – 20 May
10 May
4-6 wk
17 Jun
6 wk after
Garden pansy
Viola × wittrockiana
26 Feb – 12 Mar
25 May
8-10 wk
7 May
20 Jul
0 wk
12 May
10 Jul
1 wk after
Petunia
Petunia
11 Mar – 8 Apr
7 May
8-12 wk
3 Jun
2 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
12 – 26 Mar
8 May
6-8 wk
7 May
19 Jun
0 wk
17 Jun
6 wk after
Common zinnia
Zinnia elegans
22 Apr – 6 May
6 Jun
4-6 wk
3 Jun
4 Jul
4 wk after
Common morning glory
Ipomoea purpurea
13 – 27 May
1 Jun
3-5 wk
17 Jun
22 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
22 Apr – 6 May
6 Jun
4-6 wk
3 Jun
4 Jul
4 wk after
17 Jun
24 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
12 Apr – 10 May
17 May
8-12 wk
5 Jul
12 Jul
8 wk after
Bee balm
Monarda didyma
12 Feb – 12 Mar
25 Apr
8-12 wk
7 May
20 Jun
0 wk
2 Jun
10 Jun
4 wk after
Yarrow
Achillea millefolium
12 – 26 Mar
9 Apr
6-8 wk
7 May
21 May
0 wk
20 May
2 wk after
Safflower
Carthamus tinctorius
7 May
20 Jun
0 wk
1 May
10 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
12 – 26 Mar
29 May
6-8 wk
7 May
10 Jul
0 wk
22 Mar
30 Jun
7 wk before
Bishop's flower
Ammi majus
26 Mar – 9 Apr
12 Jun
4-6 wk
7 May
10 Jul
0 wk
20 May
30 Jun
2 wk after
Drumsticks
Pycnosorus globosus
25 Mar – 8 Apr
26 Mar
10-12 wk
17 Jun
6 wk after
Sunflower
Helianthus annuus
6 – 13 May
11 Jun
3-4 wk
3 Jun
2 Jul
4 wk after
2 Jun
22 Jun
4 wk after
China aster
Callistephus chinensis
8 – 22 Apr
31 May
6-8 wk
3 Jun
12 Jul
4 wk after
17 Jun
2 Jul
6 wk after
Annual phlox
Phlox drummondii
30 Mar – 13 Apr
31 May
6-8 wk
25 May
12 Jul
3 wk after
17 Jun
2 Jul
6 wk after
Hollyhock
Alcea rosea
12 – 26 Mar
6-8 wk
7 May
0 wk
20 May
2 wk after
Alpine delphinium
Delphinium elatum
12 Feb – 12 Mar
25 Apr
8-12 wk
7 May
20 Jun
0 wk
2 Jun
10 Jun
4 wk after
African marigold
Tagetes erecta
8 – 22 Apr
31 May
6-8 wk
3 Jun
12 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
12 – 26 Mar
21 May
6-8 wk
7 May
2 Jul
0 wk
17 Jun
22 Jun
6 wk after
Wood sage
Salvia nemorosa
26 Feb – 12 Mar
15 Apr
8-10 wk
7 May
10 Jun
0 wk
2 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
8 Apr – 6 May
11 May
6-10 wk
17 Jun
22 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
7 May
20 Jul
0 wk
1 May
10 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
25 Mar – 8 Apr
1 May
8-10 wk
3 Jun
26 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
12 – 26 Mar
9 May
6-8 wk
7 May
20 Jun
0 wk
20 May
10 Jun
2 wk after