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-2.6°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 4 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 130 days 4 Jun – 12 Oct
Probability that frost is over

90% = 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)
16 – 30 Apr
20 Jun
5-7 wk
4 Jun
25 Jul
0 wk
29 May
15 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
23 Apr – 7 May
2 Jul
4-6 wk
4 Jun
30 Jul
0 wk
29 May
20 Jul
1 wk before
Chili pepper
Capsicum annuum
Season too short
30 Mar – 27 Apr
8-12 wk
22 Jun
3 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
16 – 30 Apr
15 Jun
5-7 wk
4 Jun
20 Jul
0 wk
22 May
10 Jul
2 wk before
Garden cucumber
Cucumis sativus
Greenhouse
25 May – 1 Jun
3-4 wk
22 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
10 – 17 Jun
12 Jun
4-5 wk
15 Jul
6 wk after
15 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
27 Jun – 4 Jul
3-4 wk
25 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
12 Mar – 9 Apr
5 Apr
8-12 wk
4 Jun
0 wk
17 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
29 May
20 Jun
1 wk before
29 May
10 Jun
1 wk before
Maize
Zea mays
Season too short
7 – 14 May
3-4 wk
4 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
7 – 14 May
9 Jul
3-4 wk
4 Jun
30 Jul
0 wk
17 Jun
20 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
4 Jun
10 Jul
0 wk
22 May
30 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
16 – 30 Apr
15 Jun
5-7 wk
4 Jun
20 Jul
0 wk
22 May
10 Jul
2 wk before
Potato
Solanum tuberosum
28 Apr – 12 May
12 Jun
4-6 wk
9 Jun
10 Jul
1 wk after
9 Jun
30 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
16 – 30 Apr
25 Jun
5-7 wk
4 Jun
30 Jul
0 wk
29 May
20 Jul
1 wk before
Pumpkin
Cucurbita pepo
Fleece
3 – 10 Jun
3-4 wk
1 Jul
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
7 – 14 May
1 Jul
3-4 wk
4 Jun
22 Jul
0 wk
17 Jun
12 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
23 Apr – 7 May
27 Jun
4-6 wk
4 Jun
25 Jul
0 wk
Lettuce
Lactuca sativa
7 – 14 May
14 Jul
3-4 wk
4 Jun
4 Aug
0 wk
29 May
25 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
23 Apr – 7 May
27 Jun
4-6 wk
4 Jun
25 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
24 Apr – 8 May
6 Jun
2-4 wk
22 May
20 Jun
2 wk before
22 May
10 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
29 May
20 Jun
1 wk before
29 May
10 Jun
1 wk before
Spinach
Spinacia oleracea
7 – 14 May
29 Jul
3-4 wk
4 Jun
19 Aug
0 wk
15 May
9 Aug
3 wk before
Sweet potato
Ipomoea batatas
6 – 20 Jul
4-6 wk
17 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
9 – 23 Apr
6-8 wk
4 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
25 May – 8 Jun
2-4 wk
22 Jun
3 wk after
30 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
23 Apr – 7 May
27 Jun
4-6 wk
4 Jun
25 Jul
0 wk
Garden pea
Pisum sativum
7 – 14 May
29 Jun
3-4 wk
4 Jun
20 Jul
0 wk
29 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
Greenhouse
11 – 25 May
25 May
4-6 wk
22 Jun
22 Jun
3 wk after
Lemon balm
Melissa officinalis
26 Mar – 9 Apr
25 May
8-10 wk
4 Jun
20 Jul
0 wk
30 Jun
10 Jul
4 wk after
Dill
Anethum graveolens
29 May
30 Jul
1 wk before
Wild chives
Allium schoenoprasum
9 – 23 Apr
8 Jun
6-8 wk
4 Jun
20 Jul
0 wk
29 May
10 Jul
1 wk before
Spearmint
Mentha spicata
12 Mar – 9 Apr
25 May
8-12 wk
4 Jun
20 Jul
0 wk
30 Jun
10 Jul
4 wk after
Coriander
Coriandrum sativum
4 Jun
19 Aug
0 wk
17 Jun
9 Aug
2 wk after
Garden sage
Salvia officinalis
26 Mar – 9 Apr
10 May
8-10 wk
4 Jun
5 Jul
0 wk
Common thyme
Thymus vulgaris
26 Mar – 9 Apr
15 May
8-10 wk
4 Jun
10 Jul
0 wk
Oregano
Origanum vulgare
9 – 23 Apr
29 May
6-8 wk
4 Jun
10 Jul
0 wk
30 Jun
30 Jun
4 wk after
Parsley
Petroselinum crispum
9 – 23 Apr
29 May
6-8 wk
4 Jun
10 Jul
0 wk
29 May
30 Jun
1 wk before
Rosemary
Salvia rosmarinus
26 Feb – 26 Mar
11 Apr
10-14 wk
4 Jun
20 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
25 May – 1 Jun
1 Jun
3-4 wk
22 Jun
22 Jun
3 wk after
Cornflower
Centaurea cyanus
4 Jun
20 Jul
0 wk
29 May
10 Jul
1 wk before
Statice
Limonium sinuatum
22 Apr – 6 May
8-10 wk
1 Jul
4 wk after
Sweet William
Dianthus barbatus
9 – 23 Apr
6-8 wk
4 Jun
0 wk
9 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
6 – 20 May
6-8 wk
1 Jul
4 wk after
17 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
1 – 15 May
1 May
6-8 wk
26 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
5 May – 2 Jun
15 May
4-8 wk
30 Jun
4 wk after
30 Jun
4 wk after
Foxglove
Digitalis purpurea
26 Mar – 9 Apr
8-10 wk
4 Jun
0 wk
17 Jun
2 wk after
Busy lizzie
Impatiens walleriana
22 Apr – 20 May
10 May
8-12 wk
15 Jul
6 wk after
Creeping zinnia
Sanvitalia procumbens
6 – 20 May
7 May
6-8 wk
1 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
20 May – 3 Jun
4-6 wk
1 Jul
4 wk after
Chinese lantern
Physalis alkekengi
26 Mar – 9 Apr
25 Apr
8-10 wk
4 Jun
20 Jun
0 wk
Love in a mist
Nigella damascena
4 Jun
5 Jul
0 wk
29 May
25 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
6 – 20 May
6-8 wk
1 Jul
4 wk after
17 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
12 Mar – 9 Apr
25 Apr
8-12 wk
4 Jun
20 Jun
0 wk
Cardoon
Cynara cardunculus
8 Apr – 6 May
8-12 wk
1 Jul
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
30 Mar – 27 Apr
17 Apr
8-12 wk
22 Jun
3 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
27 Apr – 11 May
1 May
6-8 wk
22 Jun
3 wk after
Corn poppy
Papaver rhoeas
4 Jun
20 Jul
0 wk
29 May
10 Jul
1 wk before
Snapdragon
Antirrhinum majus
12 Mar – 9 Apr
15 May
8-12 wk
4 Jun
10 Jul
0 wk
9 Jun
30 Jun
1 wk after
Flossflower
Ageratum houstonianum
6 – 20 May
8-10 wk
15 Jul
6 wk after
Sweet pea
Lathyrus odoratus
9 – 30 Apr
5 Jun
5-8 wk
4 Jun
10 Jul
0 wk
Stock
Matthiola incana
9 – 23 Apr
8 Jun
6-8 wk
4 Jun
20 Jul
0 wk
17 Jun
10 Jul
2 wk after
Wormwood
Artemisia absinthium
9 – 23 Apr
9 May
6-8 wk
4 Jun
20 Jun
0 wk
17 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
11 – 25 May
4-6 wk
22 Jun
3 wk after
Garden pansy
Viola × wittrockiana
26 Mar – 9 Apr
25 May
8-10 wk
4 Jun
20 Jul
0 wk
9 Jun
10 Jul
1 wk after
Petunia
Petunia
8 Apr – 6 May
13 Apr
8-12 wk
1 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
9 – 23 Apr
9 May
6-8 wk
4 Jun
20 Jun
0 wk
15 Jul
6 wk after
Common zinnia
Zinnia elegans
Fleece
11 – 25 May
25 May
4-6 wk
22 Jun
22 Jun
3 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
18 May – 1 Jun
1 Jun
3-5 wk
22 Jun
22 Jun
3 wk after
Garden cosmos
Cosmos bipinnatus
20 May – 3 Jun
4-6 wk
1 Jul
4 wk after
15 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
22 Apr – 20 May
8-12 wk
15 Jul
6 wk after
Bee balm
Monarda didyma
12 Mar – 9 Apr
25 Apr
8-12 wk
4 Jun
20 Jun
0 wk
30 Jun
4 wk after
Yarrow
Achillea millefolium
9 – 23 Apr
9 Apr
6-8 wk
4 Jun
0 wk
17 Jun
2 wk after
Safflower
Carthamus tinctorius
4 Jun
20 Jun
0 wk
29 May
10 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
9 – 23 Apr
29 May
6-8 wk
4 Jun
10 Jul
0 wk
19 Apr
30 Jun
7 wk before
Bishop's flower
Ammi majus
23 Apr – 7 May
12 Jun
4-6 wk
4 Jun
10 Jul
0 wk
17 Jun
30 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
8 – 22 Apr
10-12 wk
1 Jul
4 wk after
Sunflower
Helianthus annuus
3 – 10 Jun
19 Jun
3-4 wk
1 Jul
10 Jul
4 wk after
30 Jun
30 Jun
4 wk after
China aster
Callistephus chinensis
6 – 20 May
8 Jun
6-8 wk
1 Jul
20 Jul
4 wk after
15 Jul
6 wk after
Annual phlox
Phlox drummondii
27 Apr – 11 May
7 May
6-8 wk
22 Jun
3 wk after
15 Jul
6 wk after
Hollyhock
Alcea rosea
9 – 23 Apr
6-8 wk
4 Jun
0 wk
17 Jun
2 wk after
Alpine delphinium
Delphinium elatum
12 Mar – 9 Apr
25 Apr
8-12 wk
4 Jun
20 Jun
0 wk
30 Jun
4 wk after
African marigold
Tagetes erecta
6 – 20 May
7 May
6-8 wk
1 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
9 – 23 Apr
29 May
6-8 wk
4 Jun
10 Jul
0 wk
15 Jul
6 wk after
Wood sage
Salvia nemorosa
26 Mar – 9 Apr
15 Apr
8-10 wk
4 Jun
10 Jun
0 wk
30 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
13 Apr – 11 May
11 May
6-10 wk
22 Jun
22 Jun
3 wk after
California goldenpoppy
Eschscholzia californica
4 Jun
20 Jul
0 wk
29 May
10 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
22 Apr – 6 May
15 May
8-10 wk
1 Jul
10 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
9 – 23 Apr
9 May
6-8 wk
4 Jun
20 Jun
0 wk
17 Jun
2 wk after