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Near frost tonight at 04:00. Bring in or cover sensitive plants
0.2°
Last 24h: Near frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 15 May Frost 3 of 4 years · 20 years of data
Frost-free season 119 days 15 May – 11 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)
28 Apr – 12 May
14 Jun
5-7 wk
16 Jun
19 Jul
5 wk after
19 May
9 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
22 Apr – 6 May
26 Jun
4-6 wk
3 Jun
24 Jul
3 wk after
19 May
14 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
29 Mar – 26 Apr
5 Apr
8-12 wk
21 Jun
5 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
8 – 22 Mar
9 Jun
5-7 wk
26 Apr
14 Jul
3 wk before
15 May
4 Jul
Vid frost
Garden cucumber
Cucumis sativus
Fleece
2 – 9 Jun
3-4 wk
30 Jun
7 wk after
Florence Fennel
Foeniculum vulgare
1 – 8 Jun
4-5 wk
6 Jul
7 wk after
3 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
9 – 16 Jun
3-4 wk
7 Jul
8 wk after
Onion
Allium cepa (Cepa-gruppen)
20 Feb – 20 Mar
29 Mar
8-12 wk
15 May
24 May
Vid frost
5 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
19 May
13 Jun
1 wk after
19 May
3 Jun
1 wk after
Maize
Zea mays
Fleece
24 – 31 May
3-4 wk
21 Jun
5 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
19 – 26 May
28 Jun
3-4 wk
16 Jun
19 Jul
5 wk after
5 Jun
9 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
15 May
23 Jun
Vid frost
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
8 – 22 Mar
9 Jun
5-7 wk
26 Apr
14 Jul
3 wk before
15 May
4 Jul
Vid frost
Potato
Solanum tuberosum
19 Apr – 3 May
24 May
4-6 wk
31 May
21 Jun
2 wk after
31 May
11 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
8 – 22 Mar
18 Jun
5-7 wk
26 Apr
23 Jul
3 wk before
19 May
13 Jul
1 wk after
Pumpkin
Cucurbita pepo
8 – 15 Jun
3-4 wk
6 Jul
7 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
19 – 26 May
6 Jun
3-4 wk
16 Jun
27 Jun
5 wk after
5 Jun
17 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
22 Apr – 6 May
21 Jun
4-6 wk
3 Jun
19 Jul
3 wk after
Lettuce
Lactuca sativa
11 – 18 Apr
7 Jul
3-4 wk
9 May
28 Jul
1 wk before
19 May
18 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
28 Mar – 11 Apr
21 Jun
4-6 wk
9 May
19 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
17 Apr – 1 May
31 May
2-4 wk
15 May
14 Jun
Vid frost
15 May
4 Jun
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
19 May
13 Jun
1 wk after
19 May
3 Jun
1 wk after
Spinach
Spinacia oleracea
4 – 11 Apr
23 Jul
3-4 wk
2 May
13 Aug
2 wk before
11 May
3 Aug
1 wk before
Sweet potato
Ipomoea batatas
16 – 30 Jun
4-6 wk
28 Jul
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
26 Apr – 10 May
29 Apr
6-8 wk
21 Jun
5 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
2 – 16 Jun
6 Jun
2-4 wk
30 Jun
7 wk after
3 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
22 Apr – 6 May
21 Jun
4-6 wk
3 Jun
19 Jul
3 wk after
Garden pea
Pisum sativum
4 – 11 Apr
22 Jun
3-4 wk
2 May
13 Jul
2 wk before
19 May
3 Jul
1 wk after

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
Fleece
19 May – 2 Jun
28 May
4-6 wk
30 Jun
7 wk after
Lemon balm
Melissa officinalis
6 – 20 Mar
18 May
8-10 wk
15 May
13 Jul
Vid frost
19 Jun
3 Jul
5 wk after
Dill
Anethum graveolens
19 May
19 Jul
1 wk after
Wild chives
Allium schoenoprasum
1 – 15 Mar
2 Jun
6-8 wk
26 Apr
14 Jul
3 wk before
19 May
4 Jul
1 wk after
Spearmint
Mentha spicata
7 Feb – 7 Mar
19 May
8-12 wk
2 May
14 Jul
2 wk before
19 Jun
4 Jul
5 wk after
Coriander
Coriandrum sativum
5 Jun
29 Jul
3 wk after
Garden sage
Salvia officinalis
7 – 21 Apr
4 May
8-10 wk
16 Jun
29 Jun
5 wk after
Common thyme
Thymus vulgaris
25 Mar – 8 Apr
9 May
8-10 wk
3 Jun
4 Jul
3 wk after
Oregano
Origanum vulgare
25 Mar – 8 Apr
23 May
6-8 wk
20 May
4 Jul
1 wk after
19 Jun
24 Jun
5 wk after
Parsley
Petroselinum crispum
7 – 21 Mar
23 May
6-8 wk
2 May
4 Jul
2 wk before
19 May
24 Jun
1 wk after
Rosemary
Salvia rosmarinus
10 Mar – 7 Apr
23 Mar
10-14 wk
16 Jun
5 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
Fleece
2 – 9 Jun
4 Jun
3-4 wk
30 Jun
7 wk after
Cornflower
Centaurea cyanus
2 May
14 Jul
2 wk before
19 May
4 Jul
1 wk after
Statice
Limonium sinuatum
21 Apr – 5 May
27 Apr
8-10 wk
30 Jun
7 wk after
Sweet William
Dianthus barbatus
7 – 21 Mar
6-8 wk
2 May
2 wk before
31 May
2 wk after
Snow-on-the-mountain
Euphorbia marginata
5 – 19 May
11 May
6-8 wk
30 Jun
7 wk after
28 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
2 – 16 May
11 May
6-8 wk
27 Jun
6 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
24 Apr – 22 May
25 May
4-8 wk
19 Jun
22 Jun
5 wk after
19 Jun
5 wk after
Foxglove
Digitalis purpurea
21 Feb – 7 Mar
8-10 wk
2 May
2 wk before
5 Jun
3 wk after
Busy lizzie
Impatiens walleriana
13 Apr – 11 May
15 Jun
8-12 wk
6 Jul
10 Aug
7 wk after
Creeping zinnia
Sanvitalia procumbens
5 – 19 May
21 May
6-8 wk
30 Jun
2 Jul
7 wk after
Hyacinth bean
Dolichos lablab
Season too short
19 May – 2 Jun
4-6 wk
30 Jun
7 wk after
Chinese lantern
Physalis alkekengi
7 – 21 Apr
14 Apr
8-10 wk
16 Jun
5 wk after
Love in a mist
Nigella damascena
19 May
18 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
5 – 19 May
6-8 wk
30 Jun
7 wk after
28 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
24 Mar – 21 Apr
14 Apr
8-12 wk
16 Jun
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
17 Mar – 14 Apr
20 Mar
8-12 wk
9 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
7 Apr – 5 May
20 Apr
8-12 wk
30 Jun
7 wk after
Globe amaranth
Gomphrena globosa
Fleece
5 – 19 May
6-8 wk
30 Jun
7 wk after
Corn poppy
Papaver rhoeas
19 May
3 Jul
1 wk after
Snapdragon
Antirrhinum majus
14 Feb – 14 Mar
8 May
8-12 wk
9 May
3 Jul
1 wk before
31 May
23 Jun
2 wk after
Flossflower
Ageratum houstonianum
27 Apr – 11 May
7 May
8-10 wk
6 Jul
7 wk after
Sweet pea
Lathyrus odoratus
7 – 28 Mar
30 May
5-8 wk
2 May
4 Jul
2 wk before
Stock
Matthiola incana
14 – 28 Mar
1 Jun
6-8 wk
9 May
13 Jul
1 wk before
5 Jun
3 Jul
3 wk after
Wormwood
Artemisia absinthium
7 – 21 Mar
3 May
6-8 wk
2 May
14 Jun
2 wk before
5 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
19 May – 2 Jun
4-6 wk
30 Jun
7 wk after
Garden pansy
Viola × wittrockiana
15 Feb – 1 Mar
19 May
8-10 wk
26 Apr
14 Jul
3 wk before
31 May
4 Jul
2 wk after
Petunia
Petunia
7 Apr – 5 May
27 Apr
8-12 wk
30 Jun
7 wk after
Sweet Scabious
Scabiosa atropurpurea
21 Apr – 5 May
28 Apr
6-8 wk
16 Jun
5 wk after
3 Jul
7 wk after
Common zinnia
Zinnia elegans
19 May – 2 Jun
28 May
4-6 wk
30 Jun
7 wk after
Common morning glory
Ipomoea purpurea
Fleece
26 May – 9 Jun
4 Jun
3-5 wk
30 Jun
7 wk after
Garden cosmos
Cosmos bipinnatus
19 May – 2 Jun
25 May
4-6 wk
30 Jun
7 wk after
3 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
14 Apr – 12 May
5 May
8-12 wk
7 Jul
8 wk after
Bee balm
Monarda didyma
20 Feb – 20 Mar
18 Apr
8-12 wk
15 May
13 Jun
Vid frost
19 Jun
5 wk after
Yarrow
Achillea millefolium
7 – 21 Mar
3 Apr
6-8 wk
2 May
15 May
2 wk before
5 Jun
3 wk after
Safflower
Carthamus tinctorius
2 May
14 Jun
2 wk before
19 May
4 Jun
1 wk after
Iceland poppy
Papaver nudicaule
1 – 15 Mar
23 May
6-8 wk
26 Apr
4 Jul
3 wk before
15 May
24 Jun
Vid frost
Bishop's flower
Ammi majus
13 – 27 Apr
5 Jun
4-6 wk
25 May
3 Jul
1 wk after
5 Jun
23 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
29 Mar – 12 Apr
31 Mar
10-12 wk
21 Jun
5 wk after
Sunflower
Helianthus annuus
2 – 9 Jun
3-4 wk
30 Jun
7 wk after
19 Jun
5 wk after
China aster
Callistephus chinensis
5 – 19 May
20 May
6-8 wk
30 Jun
1 Jul
7 wk after
3 Jul
7 wk after
Annual phlox
Phlox drummondii
26 Apr – 10 May
21 May
6-8 wk
21 Jun
2 Jul
5 wk after
3 Jul
7 wk after
Hollyhock
Alcea rosea
7 – 21 Mar
6-8 wk
2 May
2 wk before
5 Jun
3 wk after
Alpine delphinium
Delphinium elatum
11 Mar – 8 Apr
18 Apr
8-12 wk
3 Jun
13 Jun
3 wk after
19 Jun
5 wk after
African marigold
Tagetes erecta
5 – 19 May
21 May
6-8 wk
30 Jun
2 Jul
7 wk after
Black-eyed Susan
Rudbeckia hirta
21 Apr – 5 May
10 May
6-8 wk
16 Jun
21 Jun
5 wk after
3 Jul
7 wk after
Wood sage
Salvia nemorosa
11 – 25 Mar
8 Apr
8-10 wk
20 May
3 Jun
1 wk after
19 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
21 Apr – 19 May
14 May
6-10 wk
30 Jun
7 wk after
California goldenpoppy
Eschscholzia californica
19 May
2 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
21 Apr – 5 May
8-10 wk
30 Jun
7 wk after
Water forget-me-not
Myosotis scorpioides
7 – 21 Mar
3 May
6-8 wk
2 May
14 Jun
2 wk before
5 Jun
3 wk after