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-1.1°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 14 May Normal year · 20 years of data
Frost-free season 138 days 14 May – 29 Sep
Probability that frost is over

50% = 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)
26 Mar – 9 Apr
19 Jun
5-7 wk
14 May
24 Jul
0 wk
8 May
14 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
2 – 16 Apr
1 Jul
4-6 wk
14 May
29 Jul
0 wk
8 May
19 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
18 Mar – 15 Apr
12 Apr
8-12 wk
10 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
26 Mar – 9 Apr
14 Jun
5-7 wk
14 May
19 Jul
0 wk
1 May
9 Jul
2 wk before
Garden cucumber
Cucumis sativus
27 May – 3 Jun
6 Jun
3-4 wk
24 Jun
27 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
20 – 27 May
4 Jun
4-5 wk
24 Jun
2 Jul
6 wk after
24 Jun
6 wk after
Butter bean
Phaseolus lunatus
Greenhouse
6 – 13 Jun
3-4 wk
4 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
19 Feb – 19 Mar
4 Apr
8-12 wk
14 May
30 May
0 wk
27 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
8 May
19 Jun
1 wk before
8 May
9 Jun
1 wk before
Maize
Zea mays
13 – 20 May
27 May
3-4 wk
10 Jun
17 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
16 – 23 Apr
8 Jul
3-4 wk
14 May
29 Jul
0 wk
27 May
19 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
14 May
9 Jul
0 wk
1 May
29 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
26 Mar – 9 Apr
14 Jun
5-7 wk
14 May
19 Jul
0 wk
1 May
9 Jul
2 wk before
Potato
Solanum tuberosum
7 – 21 Apr
8 Jun
4-6 wk
19 May
6 Jul
1 wk after
19 May
26 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
26 Mar – 9 Apr
24 Jun
5-7 wk
14 May
29 Jul
0 wk
8 May
19 Jul
1 wk before
Pumpkin
Cucurbita pepo
27 May – 3 Jun
20 Jun
3-4 wk
24 Jun
11 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
16 – 23 Apr
16 Jun
3-4 wk
14 May
7 Jul
0 wk
27 May
27 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
2 – 16 Apr
26 Jun
4-6 wk
14 May
24 Jul
0 wk
Lettuce
Lactuca sativa
16 – 23 Apr
13 Jul
3-4 wk
14 May
3 Aug
0 wk
8 May
24 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
2 – 16 Apr
26 Jun
4-6 wk
14 May
24 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
3 – 17 Apr
5 Jun
2-4 wk
1 May
19 Jun
2 wk before
1 May
9 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
8 May
19 Jun
1 wk before
8 May
9 Jun
1 wk before
Spinach
Spinacia oleracea
16 – 23 Apr
28 Jul
3-4 wk
14 May
18 Aug
0 wk
24 Apr
8 Aug
3 wk before
Sweet potato
Ipomoea batatas
15 – 29 Jun
4-6 wk
27 Jul
11 wk after
Garden tomato
Solanum lycopersicum
15 – 29 Apr
6 May
6-8 wk
10 Jun
17 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
13 – 27 May
22 Jun
2-4 wk
10 Jun
6 Jul
4 wk after
24 Jun
26 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
2 – 16 Apr
26 Jun
4-6 wk
14 May
24 Jul
0 wk
Garden pea
Pisum sativum
16 – 23 Apr
28 Jun
3-4 wk
14 May
19 Jul
0 wk
8 May
9 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
13 – 27 May
29 May
4-6 wk
24 Jun
26 Jun
6 wk after
Lemon balm
Melissa officinalis
5 – 19 Mar
24 May
8-10 wk
14 May
19 Jul
0 wk
9 Jun
9 Jul
4 wk after
Dill
Anethum graveolens
8 May
29 Jul
1 wk before
Wild chives
Allium schoenoprasum
19 Mar – 2 Apr
7 Jun
6-8 wk
14 May
19 Jul
0 wk
8 May
9 Jul
1 wk before
Spearmint
Mentha spicata
19 Feb – 19 Mar
24 May
8-12 wk
14 May
19 Jul
0 wk
9 Jun
9 Jul
4 wk after
Coriander
Coriandrum sativum
14 May
18 Aug
0 wk
27 May
8 Aug
2 wk after
Garden sage
Salvia officinalis
5 – 19 Mar
9 May
8-10 wk
14 May
4 Jul
0 wk
Common thyme
Thymus vulgaris
5 – 19 Mar
14 May
8-10 wk
14 May
9 Jul
0 wk
Oregano
Origanum vulgare
19 Mar – 2 Apr
28 May
6-8 wk
14 May
9 Jul
0 wk
9 Jun
29 Jun
4 wk after
Parsley
Petroselinum crispum
19 Mar – 2 Apr
28 May
6-8 wk
14 May
9 Jul
0 wk
8 May
29 Jun
1 wk before
Rosemary
Salvia rosmarinus
5 Feb – 5 Mar
6 Apr
10-14 wk
14 May
15 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
27 May – 3 Jun
5 Jun
3-4 wk
24 Jun
26 Jun
6 wk after
Cornflower
Centaurea cyanus
14 May
19 Jul
0 wk
8 May
9 Jul
1 wk before
Statice
Limonium sinuatum
1 – 15 Apr
7 May
8-10 wk
10 Jun
2 Jul
4 wk after
Sweet William
Dianthus barbatus
19 Mar – 2 Apr
6-8 wk
14 May
0 wk
19 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
15 – 29 Apr
21 May
6-8 wk
10 Jun
2 Jul
4 wk after
27 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
10 – 24 Apr
28 May
6-8 wk
5 Jun
9 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
14 Apr – 12 May
11 Jun
4-8 wk
9 Jun
9 Jul
4 wk after
9 Jun
29 Jun
4 wk after
Foxglove
Digitalis purpurea
5 – 19 Mar
8-10 wk
14 May
0 wk
27 May
2 wk after
Busy lizzie
Impatiens walleriana
1 – 29 Apr
30 Jun
8-12 wk
24 Jun
25 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
15 – 29 Apr
31 May
6-8 wk
10 Jun
12 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
29 Apr – 13 May
13 May
4-6 wk
10 Jun
10 Jun
4 wk after
Chinese lantern
Physalis alkekengi
5 – 19 Mar
24 Apr
8-10 wk
14 May
19 Jun
0 wk
Love in a mist
Nigella damascena
14 May
4 Jul
0 wk
8 May
24 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
15 – 29 Apr
11 May
6-8 wk
10 Jun
22 Jun
4 wk after
27 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
19 Feb – 19 Mar
24 Apr
8-12 wk
14 May
19 Jun
0 wk
Cardoon
Cynara cardunculus
18 Mar – 15 Apr
25 Mar
8-12 wk
10 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
1 – 29 Apr
21 Apr
8-12 wk
24 Jun
6 wk after
Globe amaranth
Gomphrena globosa
29 Apr – 13 May
5 May
6-8 wk
24 Jun
6 wk after
Corn poppy
Papaver rhoeas
14 May
19 Jul
0 wk
8 May
9 Jul
1 wk before
Snapdragon
Antirrhinum majus
19 Feb – 19 Mar
14 May
8-12 wk
14 May
9 Jul
0 wk
19 May
29 Jun
1 wk after
Flossflower
Ageratum houstonianum
15 – 29 Apr
17 May
8-10 wk
24 Jun
12 Jul
6 wk after
Sweet pea
Lathyrus odoratus
19 Mar – 9 Apr
4 Jun
5-8 wk
14 May
9 Jul
0 wk
Stock
Matthiola incana
19 Mar – 2 Apr
7 Jun
6-8 wk
14 May
19 Jul
0 wk
27 May
9 Jul
2 wk after
Wormwood
Artemisia absinthium
19 Mar – 2 Apr
8 May
6-8 wk
14 May
19 Jun
0 wk
27 May
9 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
13 – 27 May
14 May
4-6 wk
24 Jun
6 wk after
Garden pansy
Viola × wittrockiana
5 – 19 Mar
24 May
8-10 wk
14 May
19 Jul
0 wk
19 May
9 Jul
1 wk after
Petunia
Petunia
18 Mar – 15 Apr
7 May
8-12 wk
10 Jun
2 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
19 Mar – 2 Apr
8 May
6-8 wk
14 May
19 Jun
0 wk
24 Jun
6 wk after
Common zinnia
Zinnia elegans
29 Apr – 13 May
12 Jun
4-6 wk
10 Jun
10 Jul
4 wk after
Common morning glory
Ipomoea purpurea
20 May – 3 Jun
5 Jun
3-5 wk
24 Jun
26 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
29 Apr – 13 May
11 Jun
4-6 wk
10 Jun
9 Jul
4 wk after
24 Jun
29 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
19 Apr – 17 May
21 May
8-12 wk
12 Jul
16 Jul
8 wk after
Bee balm
Monarda didyma
19 Feb – 19 Mar
24 Apr
8-12 wk
14 May
19 Jun
0 wk
9 Jun
9 Jun
4 wk after
Yarrow
Achillea millefolium
19 Mar – 2 Apr
8 Apr
6-8 wk
14 May
20 May
0 wk
27 May
2 wk after
Safflower
Carthamus tinctorius
14 May
19 Jun
0 wk
8 May
9 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
19 Mar – 2 Apr
28 May
6-8 wk
14 May
9 Jul
0 wk
29 Mar
29 Jun
7 wk before
Bishop's flower
Ammi majus
2 – 16 Apr
11 Jun
4-6 wk
14 May
9 Jul
0 wk
27 May
29 Jun
2 wk after
Drumsticks
Pycnosorus globosus
1 – 15 Apr
1 Apr
10-12 wk
24 Jun
6 wk after
Sunflower
Helianthus annuus
13 – 20 May
14 Jun
3-4 wk
10 Jun
5 Jul
4 wk after
9 Jun
25 Jun
4 wk after
China aster
Callistephus chinensis
15 – 29 Apr
3 Jun
6-8 wk
10 Jun
15 Jul
4 wk after
24 Jun
5 Jul
6 wk after
Annual phlox
Phlox drummondii
6 – 20 Apr
31 May
6-8 wk
1 Jun
12 Jul
3 wk after
24 Jun
2 Jul
6 wk after
Hollyhock
Alcea rosea
19 Mar – 2 Apr
6-8 wk
14 May
0 wk
27 May
2 wk after
Alpine delphinium
Delphinium elatum
19 Feb – 19 Mar
24 Apr
8-12 wk
14 May
19 Jun
0 wk
9 Jun
9 Jun
4 wk after
African marigold
Tagetes erecta
15 – 29 Apr
31 May
6-8 wk
10 Jun
12 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
19 Mar – 2 Apr
24 May
6-8 wk
14 May
5 Jul
0 wk
24 Jun
25 Jun
6 wk after
Wood sage
Salvia nemorosa
5 – 19 Mar
14 Apr
8-10 wk
14 May
9 Jun
0 wk
9 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
15 Apr – 13 May
15 May
6-10 wk
24 Jun
26 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
14 May
19 Jul
0 wk
8 May
9 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
1 – 15 Apr
7 May
8-10 wk
10 Jun
2 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
19 Mar – 2 Apr
8 May
6-8 wk
14 May
19 Jun
0 wk
27 May
9 Jun
2 wk after