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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) 3 May Frost 9 of 10 years · 20 years of data
Frost-free season 138 days 3 May – 18 Sep
Probability that frost is over

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