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Near frost tonight at 05:00. Bring in or cover sensitive plants
0.2°
Last 24h: Near frost recorded this morning at 06:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 15 May Normal year · 20 years of data
Frost-free season 137 days 15 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)
25 Apr – 9 May
17 Jun
5-7 wk
13 Jun
22 Jul
4 wk after
8 May
12 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
17 Apr – 1 May
29 Jun
4-6 wk
29 May
27 Jul
2 wk after
8 May
17 Jul
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
27 Mar – 24 Apr
19 Apr
8-12 wk
19 Jun
5 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
2 – 16 Mar
12 Jun
5-7 wk
20 Apr
17 Jul
4 wk before
3 May
7 Jul
2 wk before
Garden cucumber
Cucumis sativus
11 – 18 Jun
3-4 wk
9 Jul
8 wk after
Florence Fennel
Foeniculum vulgare
4 – 11 Jun
4-5 wk
9 Jul
8 wk after
20 Jun
5 wk after
Butter bean
Phaseolus lunatus
Season too short
13 – 20 Jun
3-4 wk
11 Jul
8 wk after
Onion
Allium cepa (Cepa-gruppen)
20 Feb – 20 Mar
2 Apr
8-12 wk
15 May
28 May
Vid frost
25 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
8 May
17 Jun
1 wk before
8 May
7 Jun
1 wk before
Maize
Zea mays
Fleece
22 – 29 May
3 Jun
3-4 wk
19 Jun
24 Jun
5 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
16 – 23 May
6 Jul
3-4 wk
13 Jun
27 Jul
4 wk after
25 May
17 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
3 May
27 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
2 – 16 Mar
12 Jun
5-7 wk
20 Apr
17 Jul
4 wk before
3 May
7 Jul
2 wk before
Potato
Solanum tuberosum
8 – 22 Apr
4 Jun
4-6 wk
20 May
2 Jul
1 wk after
20 May
22 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
2 – 16 Mar
22 Jun
5-7 wk
20 Apr
27 Jul
4 wk before
8 May
17 Jul
1 wk before
Pumpkin
Cucurbita pepo
11 – 18 Jun
18 Jun
3-4 wk
9 Jul
9 Jul
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
16 – 23 May
15 Jun
3-4 wk
13 Jun
6 Jul
4 wk after
25 May
26 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
17 Apr – 1 May
24 Jun
4-6 wk
29 May
22 Jul
2 wk after
Lettuce
Lactuca sativa
10 – 17 Apr
11 Jul
3-4 wk
8 May
1 Aug
1 wk before
8 May
22 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
27 Mar – 10 Apr
24 Jun
4-6 wk
8 May
22 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
5 – 19 Apr
3 Jun
2-4 wk
3 May
17 Jun
2 wk before
3 May
7 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
8 May
17 Jun
1 wk before
8 May
7 Jun
1 wk before
Spinach
Spinacia oleracea
2 – 9 Apr
26 Jul
3-4 wk
30 Apr
16 Aug
2 wk before
27 Apr
6 Aug
3 wk before
Sweet potato
Ipomoea batatas
11 – 25 Jun
4-6 wk
23 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
24 Apr – 8 May
13 May
6-8 wk
19 Jun
24 Jun
5 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
3 – 17 Jun
20 Jun
2-4 wk
1 Jul
4 Jul
7 wk after
20 Jun
24 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
17 Apr – 1 May
24 Jun
4-6 wk
29 May
22 Jul
2 wk after
Garden pea
Pisum sativum
2 – 9 Apr
26 Jun
3-4 wk
30 Apr
17 Jul
2 wk before
8 May
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
28 May – 11 Jun
4-6 wk
9 Jul
8 wk after
Lemon balm
Melissa officinalis
6 – 20 Mar
22 May
8-10 wk
15 May
17 Jul
Vid frost
5 Jun
7 Jul
3 wk after
Dill
Anethum graveolens
8 May
27 Jul
1 wk before
Wild chives
Allium schoenoprasum
23 Feb – 9 Mar
5 Jun
6-8 wk
20 Apr
17 Jul
4 wk before
8 May
7 Jul
1 wk before
Spearmint
Mentha spicata
5 Feb – 5 Mar
22 May
8-12 wk
30 Apr
17 Jul
2 wk before
5 Jun
7 Jul
3 wk after
Coriander
Coriandrum sativum
25 May
6 Aug
1 wk after
Garden sage
Salvia officinalis
4 – 18 Apr
7 May
8-10 wk
13 Jun
2 Jul
4 wk after
Common thyme
Thymus vulgaris
20 Mar – 3 Apr
12 May
8-10 wk
29 May
7 Jul
2 wk after
Oregano
Origanum vulgare
26 Mar – 9 Apr
26 May
6-8 wk
21 May
7 Jul
1 wk after
5 Jun
27 Jun
3 wk after
Parsley
Petroselinum crispum
5 – 19 Mar
26 May
6-8 wk
30 Apr
7 Jul
2 wk before
8 May
27 Jun
1 wk before
Rosemary
Salvia rosmarinus
7 Mar – 4 Apr
6 Apr
10-14 wk
13 Jun
15 Jun
4 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
11 – 18 Jun
3-4 wk
9 Jul
8 wk after
Cornflower
Centaurea cyanus
30 Apr
17 Jul
2 wk before
8 May
7 Jul
1 wk before
Statice
Limonium sinuatum
22 Apr – 6 May
4 May
8-10 wk
1 Jul
7 wk after
Sweet William
Dianthus barbatus
5 – 19 Mar
6-8 wk
30 Apr
2 wk before
20 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
6 – 20 May
18 May
6-8 wk
1 Jul
7 wk after
23 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
30 Apr – 14 May
22 May
6-8 wk
25 Jun
3 Jul
6 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
10 Apr – 8 May
5 Jun
4-8 wk
5 Jun
3 Jul
3 wk after
5 Jun
23 Jun
3 wk after
Foxglove
Digitalis purpurea
19 Feb – 5 Mar
8-10 wk
30 Apr
2 wk before
25 May
1 wk after
Busy lizzie
Impatiens walleriana
16 Apr – 14 May
24 Jun
8-12 wk
9 Jul
19 Aug
8 wk after
Creeping zinnia
Sanvitalia procumbens
6 – 20 May
28 May
6-8 wk
1 Jul
9 Jul
7 wk after
Hyacinth bean
Dolichos lablab
Season too short
20 May – 3 Jun
4-6 wk
1 Jul
7 wk after
Chinese lantern
Physalis alkekengi
4 – 18 Apr
22 Apr
8-10 wk
13 Jun
17 Jun
4 wk after
Love in a mist
Nigella damascena
8 May
22 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
6 – 20 May
8 May
6-8 wk
1 Jul
7 wk after
23 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
21 Mar – 18 Apr
22 Apr
8-12 wk
13 Jun
17 Jun
4 wk after
Cardoon
Cynara cardunculus
Fleece
27 Mar – 24 Apr
8-12 wk
19 Jun
5 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
8 Apr – 6 May
29 Apr
8-12 wk
1 Jul
7 wk after
Globe amaranth
Gomphrena globosa
Fleece
6 – 20 May
13 May
6-8 wk
1 Jul
7 wk after
Corn poppy
Papaver rhoeas
8 May
7 Jul
1 wk before
Snapdragon
Antirrhinum majus
13 Feb – 13 Mar
12 May
8-12 wk
8 May
7 Jul
1 wk before
20 May
27 Jun
1 wk after
Flossflower
Ageratum houstonianum
30 Apr – 14 May
14 May
8-10 wk
9 Jul
9 Jul
8 wk after
Sweet pea
Lathyrus odoratus
5 – 26 Mar
2 Jun
5-8 wk
30 Apr
7 Jul
2 wk before
Stock
Matthiola incana
13 – 27 Mar
5 Jun
6-8 wk
8 May
17 Jul
1 wk before
25 May
7 Jul
1 wk after
Wormwood
Artemisia absinthium
5 – 19 Mar
6 May
6-8 wk
30 Apr
17 Jun
2 wk before
25 May
7 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
20 May – 3 Jun
22 May
4-6 wk
1 Jul
7 wk after
Garden pansy
Viola × wittrockiana
9 – 23 Feb
22 May
8-10 wk
20 Apr
17 Jul
4 wk before
20 May
7 Jul
1 wk after
Petunia
Petunia
8 Apr – 6 May
4 May
8-12 wk
1 Jul
7 wk after
Sweet Scabious
Scabiosa atropurpurea
18 Apr – 2 May
6 May
6-8 wk
13 Jun
17 Jun
4 wk after
20 Jun
5 wk after
Common zinnia
Zinnia elegans
20 May – 3 Jun
6 Jun
4-6 wk
1 Jul
4 Jul
7 wk after
Common morning glory
Ipomoea purpurea
4 – 18 Jun
3-5 wk
9 Jul
8 wk after
Garden cosmos
Cosmos bipinnatus
20 May – 3 Jun
5 Jun
4-6 wk
1 Jul
3 Jul
7 wk after
20 Jun
23 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
20 Apr – 18 May
19 May
8-12 wk
13 Jul
14 Jul
8 wk after
Bee balm
Monarda didyma
20 Feb – 20 Mar
22 Apr
8-12 wk
15 May
17 Jun
Vid frost
5 Jun
7 Jun
3 wk after
Yarrow
Achillea millefolium
5 – 19 Mar
6 Apr
6-8 wk
30 Apr
18 May
2 wk before
25 May
1 wk after
Safflower
Carthamus tinctorius
30 Apr
17 Jun
2 wk before
8 May
7 Jun
1 wk before
Iceland poppy
Papaver nudicaule
23 Feb – 9 Mar
26 May
6-8 wk
20 Apr
7 Jul
4 wk before
3 May
27 Jun
2 wk before
Bishop's flower
Ammi majus
13 – 27 Apr
9 Jun
4-6 wk
25 May
7 Jul
1 wk after
25 May
27 Jun
1 wk after
Drumsticks
Pycnosorus globosus
Fleece
8 – 22 Apr
10-12 wk
1 Jul
7 wk after
Sunflower
Helianthus annuus
3 – 10 Jun
14 Jun
3-4 wk
1 Jul
5 Jul
7 wk after
5 Jun
25 Jun
3 wk after
China aster
Callistephus chinensis
6 – 20 May
3 Jun
6-8 wk
1 Jul
15 Jul
7 wk after
20 Jun
5 Jul
5 wk after
Annual phlox
Phlox drummondii
24 Apr – 8 May
28 May
6-8 wk
19 Jun
9 Jul
5 wk after
20 Jun
29 Jun
5 wk after
Hollyhock
Alcea rosea
5 – 19 Mar
6-8 wk
30 Apr
2 wk before
25 May
1 wk after
Alpine delphinium
Delphinium elatum
6 Mar – 3 Apr
22 Apr
8-12 wk
29 May
17 Jun
2 wk after
5 Jun
7 Jun
3 wk after
African marigold
Tagetes erecta
6 – 20 May
28 May
6-8 wk
1 Jul
9 Jul
7 wk after
Black-eyed Susan
Rudbeckia hirta
18 Apr – 2 May
24 May
6-8 wk
13 Jun
5 Jul
4 wk after
20 Jun
25 Jun
5 wk after
Wood sage
Salvia nemorosa
12 – 26 Mar
12 Apr
8-10 wk
21 May
7 Jun
1 wk after
5 Jun
3 wk after
Black-eyed susan vine
Thunbergia alata
30 Apr – 28 May
13 May
6-10 wk
9 Jul
8 wk after
California goldenpoppy
Eschscholzia californica
8 May
7 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
22 Apr – 6 May
4 May
8-10 wk
1 Jul
7 wk after
Water forget-me-not
Myosotis scorpioides
5 – 19 Mar
6 May
6-8 wk
30 Apr
17 Jun
2 wk before
25 May
7 Jun
1 wk after