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-1.5°
Last 24h: Slight frost recorded tonight 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 136 days 7 May – 20 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
17 Jun
5-7 wk
7 May
22 Jul
0 wk
30 Apr
12 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
26 Mar – 9 Apr
29 Jun
4-6 wk
7 May
27 Jul
0 wk
30 Apr
17 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
3 – 31 Mar
31 Mar
8-12 wk
26 May
26 May
3 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
19 Mar – 2 Apr
12 Jun
5-7 wk
7 May
17 Jul
0 wk
25 Apr
7 Jul
2 wk before
Garden cucumber
Cucumis sativus
15 – 22 May
25 May
3-4 wk
12 Jun
15 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
8 – 15 May
27 May
4-5 wk
12 Jun
24 Jun
5 wk after
12 Jun
14 Jun
5 wk after
Butter bean
Phaseolus lunatus
Greenhouse
22 – 29 May
24 May
3-4 wk
19 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
12 Feb – 12 Mar
2 Apr
8-12 wk
7 May
28 May
0 wk
17 May
18 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
30 Apr
17 Jun
1 wk before
30 Apr
7 Jun
1 wk before
Maize
Zea mays
28 Apr – 5 May
15 May
3-4 wk
26 May
5 Jun
3 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
15 – 22 Apr
6 Jul
3-4 wk
13 May
27 Jul
1 wk after
17 May
17 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
7 May
7 Jul
0 wk
25 Apr
27 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
19 Mar – 2 Apr
12 Jun
5-7 wk
7 May
17 Jul
0 wk
25 Apr
7 Jul
2 wk before
Potato
Solanum tuberosum
31 Mar – 14 Apr
29 May
4-6 wk
12 May
26 Jun
1 wk after
12 May
16 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
19 Mar – 2 Apr
22 Jun
5-7 wk
7 May
27 Jul
0 wk
30 Apr
17 Jul
1 wk before
Pumpkin
Cucurbita pepo
15 – 22 May
15 Jun
3-4 wk
12 Jun
6 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
15 – 22 Apr
12 Jun
3-4 wk
13 May
3 Jul
1 wk after
17 May
23 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
26 Mar – 9 Apr
24 Jun
4-6 wk
7 May
22 Jul
0 wk
Lettuce
Lactuca sativa
9 – 16 Apr
11 Jul
3-4 wk
7 May
1 Aug
0 wk
30 Apr
22 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Mar – 9 Apr
24 Jun
4-6 wk
7 May
22 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Mar – 11 Apr
3 Jun
2-4 wk
25 Apr
17 Jun
2 wk before
25 Apr
7 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
30 Apr
17 Jun
1 wk before
30 Apr
7 Jun
1 wk before
Spinach
Spinacia oleracea
9 – 16 Apr
26 Jul
3-4 wk
7 May
16 Aug
0 wk
19 Apr
6 Aug
3 wk before
Sweet potato
Ipomoea batatas
3 – 17 Jun
4-6 wk
15 Jul
10 wk after
Garden tomato
Solanum lycopersicum
31 Mar – 14 Apr
24 Apr
6-8 wk
26 May
5 Jun
3 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
28 Apr – 12 May
17 Jun
2-4 wk
26 May
1 Jul
3 wk after
12 Jun
21 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
26 Mar – 9 Apr
24 Jun
4-6 wk
7 May
22 Jul
0 wk
Garden pea
Pisum sativum
9 – 16 Apr
26 Jun
3-4 wk
7 May
17 Jul
0 wk
30 Apr
7 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
1 – 15 May
24 May
4-6 wk
12 Jun
21 Jun
5 wk after
Lemon balm
Melissa officinalis
26 Feb – 12 Mar
22 May
8-10 wk
7 May
17 Jul
0 wk
28 May
7 Jul
3 wk after
Dill
Anethum graveolens
30 Apr
27 Jul
1 wk before
Wild chives
Allium schoenoprasum
12 – 26 Mar
5 Jun
6-8 wk
7 May
17 Jul
0 wk
30 Apr
7 Jul
1 wk before
Spearmint
Mentha spicata
12 Feb – 12 Mar
22 May
8-12 wk
7 May
17 Jul
0 wk
28 May
7 Jul
3 wk after
Coriander
Coriandrum sativum
7 May
16 Aug
0 wk
17 May
6 Aug
1 wk after
Garden sage
Salvia officinalis
4 – 18 Mar
7 May
8-10 wk
13 May
2 Jul
1 wk after
Common thyme
Thymus vulgaris
26 Feb – 12 Mar
12 May
8-10 wk
7 May
7 Jul
0 wk
Oregano
Origanum vulgare
12 – 26 Mar
26 May
6-8 wk
7 May
7 Jul
0 wk
28 May
27 Jun
3 wk after
Parsley
Petroselinum crispum
12 – 26 Mar
26 May
6-8 wk
7 May
7 Jul
0 wk
30 Apr
27 Jun
1 wk before
Rosemary
Salvia rosmarinus
4 Feb – 4 Mar
1 Apr
10-14 wk
13 May
10 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
15 – 22 May
31 May
3-4 wk
12 Jun
21 Jun
5 wk after
Cornflower
Centaurea cyanus
7 May
17 Jul
0 wk
30 Apr
7 Jul
1 wk before
Statice
Limonium sinuatum
17 – 31 Mar
1 May
8-10 wk
26 May
26 Jun
3 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
31 Mar – 14 Apr
15 May
6-8 wk
26 May
26 Jun
3 wk after
15 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
26 Mar – 9 Apr
18 May
6-8 wk
21 May
29 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
2 – 30 Apr
1 Jun
4-8 wk
28 May
29 Jun
3 wk after
28 May
19 Jun
3 wk after
Foxglove
Digitalis purpurea
26 Feb – 12 Mar
8-10 wk
7 May
0 wk
17 May
1 wk after
Busy lizzie
Impatiens walleriana
20 Mar – 17 Apr
24 Jun
8-12 wk
12 Jun
19 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
31 Mar – 14 Apr
25 May
6-8 wk
26 May
6 Jul
3 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
14 – 28 Apr
7 May
4-6 wk
26 May
4 Jun
3 wk after
Chinese lantern
Physalis alkekengi
4 – 18 Mar
22 Apr
8-10 wk
13 May
17 Jun
1 wk after
Love in a mist
Nigella damascena
7 May
2 Jul
0 wk
30 Apr
22 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
31 Mar – 14 Apr
5 May
6-8 wk
26 May
16 Jun
3 wk after
15 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
18 Feb – 18 Mar
22 Apr
8-12 wk
13 May
17 Jun
1 wk after
Cardoon
Cynara cardunculus
3 – 31 Mar
23 Mar
8-12 wk
26 May
3 wk after
Regal-foxtail
Ptilotus nobilis
20 Mar – 17 Apr
16 Apr
8-12 wk
12 Jun
5 wk after
Globe amaranth
Gomphrena globosa
17 Apr – 1 May
30 Apr
6-8 wk
12 Jun
5 wk after
Corn poppy
Papaver rhoeas
7 May
17 Jul
0 wk
30 Apr
7 Jul
1 wk before
Snapdragon
Antirrhinum majus
12 Feb – 12 Mar
12 May
8-12 wk
7 May
7 Jul
0 wk
12 May
27 Jun
1 wk after
Flossflower
Ageratum houstonianum
3 – 17 Apr
11 May
8-10 wk
12 Jun
6 Jul
5 wk after
Sweet pea
Lathyrus odoratus
12 Mar – 2 Apr
2 Jun
5-8 wk
7 May
7 Jul
0 wk
Stock
Matthiola incana
12 – 26 Mar
5 Jun
6-8 wk
7 May
17 Jul
0 wk
17 May
7 Jul
1 wk after
Wormwood
Artemisia absinthium
12 – 26 Mar
6 May
6-8 wk
7 May
17 Jun
0 wk
17 May
7 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
1 – 15 May
9 May
4-6 wk
12 Jun
5 wk after
Garden pansy
Viola × wittrockiana
26 Feb – 12 Mar
22 May
8-10 wk
7 May
17 Jul
0 wk
12 May
7 Jul
1 wk after
Petunia
Petunia
3 – 31 Mar
1 May
8-12 wk
26 May
26 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
18 Mar – 1 Apr
6 May
6-8 wk
13 May
17 Jun
1 wk after
12 Jun
5 wk after
Common zinnia
Zinnia elegans
14 – 28 Apr
6 Jun
4-6 wk
26 May
4 Jul
3 wk after
Common morning glory
Ipomoea purpurea
8 – 22 May
31 May
3-5 wk
12 Jun
21 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
14 – 28 Apr
1 Jun
4-6 wk
26 May
29 Jun
3 wk after
12 Jun
19 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
1 – 29 Apr
16 May
8-12 wk
24 Jun
11 Jul
7 wk after
Bee balm
Monarda didyma
12 Feb – 12 Mar
22 Apr
8-12 wk
7 May
17 Jun
0 wk
28 May
7 Jun
3 wk after
Yarrow
Achillea millefolium
12 – 26 Mar
6 Apr
6-8 wk
7 May
18 May
0 wk
17 May
1 wk after
Safflower
Carthamus tinctorius
7 May
17 Jun
0 wk
30 Apr
7 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
12 – 26 Mar
26 May
6-8 wk
7 May
7 Jul
0 wk
29 Mar
27 Jun
6 wk before
Bishop's flower
Ammi majus
26 Mar – 9 Apr
9 Jun
4-6 wk
7 May
7 Jul
0 wk
17 May
27 Jun
1 wk after
Drumsticks
Pycnosorus globosus
20 Mar – 3 Apr
26 Mar
10-12 wk
12 Jun
5 wk after
Sunflower
Helianthus annuus
28 Apr – 5 May
9 Jun
3-4 wk
26 May
30 Jun
3 wk after
28 May
20 Jun
3 wk after
China aster
Callistephus chinensis
31 Mar – 14 Apr
29 May
6-8 wk
26 May
10 Jul
3 wk after
12 Jun
30 Jun
5 wk after
Annual phlox
Phlox drummondii
23 Mar – 6 Apr
25 May
6-8 wk
18 May
6 Jul
2 wk after
12 Jun
26 Jun
5 wk after
Hollyhock
Alcea rosea
12 – 26 Mar
6-8 wk
7 May
0 wk
17 May
1 wk after
Alpine delphinium
Delphinium elatum
12 Feb – 12 Mar
22 Apr
8-12 wk
7 May
17 Jun
0 wk
28 May
7 Jun
3 wk after
African marigold
Tagetes erecta
31 Mar – 14 Apr
25 May
6-8 wk
26 May
6 Jul
3 wk after
Black-eyed Susan
Rudbeckia hirta
18 Mar – 1 Apr
19 May
6-8 wk
13 May
30 Jun
1 wk after
12 Jun
20 Jun
5 wk after
Wood sage
Salvia nemorosa
26 Feb – 12 Mar
12 Apr
8-10 wk
7 May
7 Jun
0 wk
28 May
28 May
3 wk after
Black-eyed susan vine
Thunbergia alata
3 Apr – 1 May
10 May
6-10 wk
12 Jun
21 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
7 May
17 Jul
0 wk
30 Apr
7 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
17 – 31 Mar
29 Apr
8-10 wk
26 May
24 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
12 – 26 Mar
6 May
6-8 wk
7 May
17 Jun
0 wk
17 May
7 Jun
1 wk after