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0.6°
Near frost tomorrow at 23:00. Bring in or cover sensitive plants
1.0°
Last 24h: Near frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 30 May Frost 3 of 4 years · 20 years of data
Frost-free season 88 days 30 May – 26 Aug
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)
11 – 25 Apr
13 Jun
5-7 wk
30 May
18 Jul
0 wk
31 May
8 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
18 Apr – 2 May
25 Jun
4-6 wk
30 May
23 Jul
0 wk
31 May
13 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
18 Mar – 15 Apr
8-12 wk
10 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
11 – 25 Apr
8 Jun
5-7 wk
30 May
13 Jul
0 wk
30 May
3 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
13 – 20 May
24 May
3-4 wk
10 Jun
14 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
6 – 13 May
5 Jun
4-5 wk
10 Jun
3 Jul
2 wk after
12 Jun
23 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
12 – 19 Jun
3-4 wk
10 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
7 Mar – 4 Apr
18 Mar
8-12 wk
30 May
0 wk
30 May
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
27 May
27 May
0 wk
27 May
0 wk
Maize
Zea mays
Greenhouse
6 – 13 May
14 May
3-4 wk
3 Jun
4 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
8 – 15 May
24 Jun
3-4 wk
5 Jun
15 Jul
1 wk after
12 Jun
5 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
30 May
3 Jul
0 wk
30 May
23 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
11 – 25 Apr
8 Jun
5-7 wk
30 May
13 Jul
0 wk
30 May
3 Jul
0 wk
Potato
Solanum tuberosum
Fleece
19 Apr – 3 May
6 May
4-6 wk
31 May
3 Jun
0 wk
31 May
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
11 – 25 Apr
18 Jun
5-7 wk
30 May
23 Jul
0 wk
31 May
13 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
13 – 20 May
14 Jun
3-4 wk
10 Jun
5 Jul
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
2 – 9 May
15 May
3-4 wk
30 May
5 Jun
0 wk
5 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
18 Apr – 2 May
20 Jun
4-6 wk
30 May
18 Jul
0 wk
Lettuce
Lactuca sativa
2 – 9 May
7 Jul
3-4 wk
30 May
28 Jul
0 wk
31 May
18 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
18 Apr – 2 May
20 Jun
4-6 wk
30 May
18 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
2 – 16 May
5 May
2-4 wk
30 May
0 wk
30 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
27 May
27 May
0 wk
27 May
0 wk
Spinach
Spinacia oleracea
2 – 9 May
22 Jul
3-4 wk
30 May
12 Aug
0 wk
27 May
2 Aug
0 wk
Sweet potato
Ipomoea batatas
24 Jun – 8 Jul
4-6 wk
5 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
8 – 22 Apr
23 Apr
6-8 wk
3 Jun
4 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
13 – 27 May
31 May
2-4 wk
10 Jun
14 Jun
2 wk after
24 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
18 Apr – 2 May
20 Jun
4-6 wk
30 May
18 Jul
0 wk
Garden pea
Pisum sativum
2 – 9 May
22 Jun
3-4 wk
30 May
13 Jul
0 wk
31 May
3 Jul
0 wk

Herbs

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