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0.6°
Near frost tonight at 04:00. Bring in or cover sensitive plants
-0.5°
Last 24h: Slight frost recorded last night at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 4 Jun Frost 3 of 4 years · 20 years of data
Frost-free season 73 days 4 Jun – 16 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)
16 – 30 Apr
11 Jun
5-7 wk
4 Jun
16 Jul
0 wk
5 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
23 Apr – 7 May
23 Jun
4-6 wk
4 Jun
21 Jul
0 wk
5 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
23 Mar – 20 Apr
8-12 wk
15 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
16 – 30 Apr
6 Jun
5-7 wk
4 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
18 – 25 May
3-4 wk
15 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
11 – 18 May
28 May
4-5 wk
15 Jun
25 Jun
2 wk after
17 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
17 – 24 Jun
3-4 wk
15 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
12 Mar – 9 Apr
20 Mar
8-12 wk
4 Jun
0 wk
4 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
1 Jun
0 wk
1 Jun
0 wk
Maize
Zea mays
Greenhouse
11 – 18 May
3-4 wk
8 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
13 – 20 May
5 Jun
3-4 wk
10 Jun
26 Jun
1 wk after
17 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
4 Jun
25 Jun
0 wk
4 Jun
15 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
16 – 30 Apr
6 Jun
5-7 wk
4 Jun
11 Jul
0 wk
4 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
3 – 17 May
4-6 wk
14 Jun
1 wk after
14 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
16 – 30 Apr
10 Jun
5-7 wk
4 Jun
15 Jul
0 wk
5 Jun
5 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
18 – 25 May
29 May
3-4 wk
15 Jun
19 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
7 – 14 May
14 May
3-4 wk
4 Jun
4 Jun
0 wk
10 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
23 Apr – 7 May
18 Jun
4-6 wk
4 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
7 – 14 May
29 Jun
3-4 wk
4 Jun
20 Jul
0 wk
5 Jun
10 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
23 Apr – 7 May
18 Jun
4-6 wk
4 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
7 – 21 May
9 May
2-4 wk
4 Jun
0 wk
4 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
1 Jun
0 wk
1 Jun
0 wk
Spinach
Spinacia oleracea
7 – 14 May
20 Jul
3-4 wk
4 Jun
10 Aug
0 wk
1 Jun
31 Jul
0 wk
Sweet potato
Ipomoea batatas
29 Jun – 13 Jul
4-6 wk
10 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
13 – 27 Apr
14 Apr
6-8 wk
8 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
18 May – 1 Jun
22 May
2-4 wk
15 Jun
2 wk after
29 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
23 Apr – 7 May
18 Jun
4-6 wk
4 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
7 – 14 May
14 Jun
3-4 wk
4 Jun
5 Jul
0 wk
5 Jun
25 Jun
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
4 – 18 May
7 May
4-6 wk
15 Jun
2 wk after
Lemon balm
Melissa officinalis
26 Mar – 9 Apr
10 May
8-10 wk
4 Jun
5 Jul
0 wk
29 Jun
4 wk after
Dill
Anethum graveolens
5 Jun
26 Jun
0 wk
Wild chives
Allium schoenoprasum
9 – 23 Apr
30 May
6-8 wk
4 Jun
11 Jul
0 wk
5 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
12 Mar – 9 Apr
16 May
8-12 wk
4 Jun
11 Jul
0 wk
29 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
4 Jun
16 Jul
0 wk
17 Jun
6 Jul
2 wk after
Garden sage
Salvia officinalis
1 – 15 Apr
1 May
8-10 wk
10 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
26 Mar – 9 Apr
6 May
8-10 wk
4 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
9 – 23 Apr
20 May
6-8 wk
4 Jun
1 Jul
0 wk
29 Jun
4 wk after
Parsley
Petroselinum crispum
9 – 23 Apr
20 May
6-8 wk
4 Jun
1 Jul
0 wk
5 Jun
21 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
26 Feb – 26 Mar
15 Mar
10-14 wk
4 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
18 – 25 May
3-4 wk
15 Jun
2 wk after
Cornflower
Centaurea cyanus
4 Jun
11 Jul
0 wk
5 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Fleece
6 – 20 Apr
13 Apr
8-10 wk
15 Jun
2 wk after
Sweet William
Dianthus barbatus
9 – 23 Apr
6-8 wk
4 Jun
0 wk
14 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
20 Apr – 4 May
27 Apr
6-8 wk
15 Jun
2 wk after
24 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
15 – 29 Apr
1 May
6-8 wk
10 Jun
12 Jun
1 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
22 Apr – 20 May
15 May
4-8 wk
17 Jun
2 wk after
17 Jun
2 wk after
Foxglove
Digitalis purpurea
26 Mar – 9 Apr
8-10 wk
4 Jun
0 wk
17 Jun
2 wk after
Busy lizzie
Impatiens walleriana
15 Apr – 13 May
16 May
8-12 wk
8 Jul
11 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
20 Apr – 4 May
7 May
6-8 wk
15 Jun
18 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
13 – 27 May
4-6 wk
24 Jun
3 wk after
Chinese lantern
Physalis alkekengi
Fleece
26 Mar – 9 Apr
10 Apr
8-10 wk
4 Jun
5 Jun
0 wk
Love in a mist
Nigella damascena
4 Jun
20 Jun
0 wk
5 Jun
10 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
13 – 27 Apr
27 Apr
6-8 wk
8 Jun
8 Jun
1 wk after
6 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
Fleece
12 Mar – 9 Apr
10 Apr
8-12 wk
4 Jun
5 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
16 Mar – 13 Apr
17 Mar
8-12 wk
8 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
23 Mar – 20 Apr
30 Mar
8-12 wk
15 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
20 Apr – 4 May
6-8 wk
15 Jun
2 wk after
Corn poppy
Papaver rhoeas
4 Jun
5 Jul
0 wk
5 Jun
25 Jun
0 wk
Snapdragon
Antirrhinum majus
12 Mar – 9 Apr
30 Apr
8-12 wk
4 Jun
25 Jun
0 wk
14 Jun
15 Jun
1 wk after
Flossflower
Ageratum houstonianum
Fleece
15 – 29 Apr
23 Apr
8-10 wk
24 Jun
3 wk after
Sweet pea
Lathyrus odoratus
9 – 30 Apr
27 May
5-8 wk
4 Jun
1 Jul
0 wk
Stock
Matthiola incana
9 – 23 Apr
24 May
6-8 wk
4 Jun
5 Jul
0 wk
17 Jun
25 Jun
2 wk after
Wormwood
Artemisia absinthium
9 – 23 Apr
30 Apr
6-8 wk
4 Jun
11 Jun
0 wk
17 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
4 – 18 May
4-6 wk
15 Jun
2 wk after
Garden pansy
Viola × wittrockiana
26 Mar – 9 Apr
16 May
8-10 wk
4 Jun
11 Jul
0 wk
14 Jun
1 Jul
1 wk after
Petunia
Petunia
Fleece
23 Mar – 20 Apr
13 Apr
8-12 wk
15 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
Fleece
9 – 23 Apr
24 Apr
6-8 wk
4 Jun
5 Jun
0 wk
29 Jun
4 wk after
Common zinnia
Zinnia elegans
Fleece
4 – 18 May
7 May
4-6 wk
15 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
11 – 25 May
14 May
3-5 wk
15 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
4 – 18 May
15 May
4-6 wk
15 Jun
2 wk after
29 Jun
4 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
1 – 29 Apr
29 Apr
8-12 wk
24 Jun
24 Jun
3 wk after
Bee balm
Monarda didyma
12 Mar – 9 Apr
10 Apr
8-12 wk
4 Jun
5 Jun
0 wk
29 Jun
4 wk after
Yarrow
Achillea millefolium
9 – 23 Apr
6-8 wk
4 Jun
0 wk
17 Jun
2 wk after
Safflower
Carthamus tinctorius
4 Jun
11 Jun
0 wk
5 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
9 – 23 Apr
20 May
6-8 wk
4 Jun
1 Jul
0 wk
19 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
23 Apr – 7 May
28 May
4-6 wk
4 Jun
25 Jun
0 wk
17 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
23 Mar – 6 Apr
10-12 wk
15 Jun
2 wk after
Sunflower
Helianthus annuus
Fleece
18 – 25 May
23 May
3-4 wk
15 Jun
2 wk after
17 Jun
2 wk after
China aster
Callistephus chinensis
Fleece
20 Apr – 4 May
12 May
6-8 wk
15 Jun
23 Jun
2 wk after
29 Jun
4 wk after
Annual phlox
Phlox drummondii
Fleece
13 – 27 Apr
7 May
6-8 wk
8 Jun
18 Jun
1 wk after
29 Jun
4 wk after
Hollyhock
Alcea rosea
9 – 23 Apr
6-8 wk
4 Jun
0 wk
17 Jun
2 wk after
Alpine delphinium
Delphinium elatum
12 Mar – 9 Apr
10 Apr
8-12 wk
4 Jun
5 Jun
0 wk
29 Jun
4 wk after
African marigold
Tagetes erecta
Fleece
20 Apr – 4 May
7 May
6-8 wk
15 Jun
18 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
15 – 29 Apr
20 Apr
6-8 wk
10 Jun
1 wk after
17 Jul
6 wk after
Wood sage
Salvia nemorosa
26 Mar – 9 Apr
31 Mar
8-10 wk
4 Jun
0 wk
29 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
6 Apr – 4 May
23 Apr
6-10 wk
15 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
4 Jun
23 Jun
0 wk
5 Jun
13 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
6 – 20 Apr
11 Apr
8-10 wk
15 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
9 – 23 Apr
30 Apr
6-8 wk
4 Jun
11 Jun
0 wk
17 Jun
2 wk after