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-2.0°
Slight frost tonight at 05:00. Frost temperatures between 21:00 – tomorrow 07:00. Bring in or cover sensitive plants
0.2°
Last 24h: Near frost recorded this morning at 07:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 1 Jun Frost 3 of 4 years · 20 years of data
Frost-free season 78 days 1 Jun – 18 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)
13 – 27 Apr
15 Jun
5-7 wk
1 Jun
20 Jul
0 wk
5 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
20 Apr – 4 May
27 Jun
4-6 wk
1 Jun
25 Jul
0 wk
5 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
24 Mar – 21 Apr
8-12 wk
16 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
13 – 27 Apr
10 Jun
5-7 wk
1 Jun
15 Jul
0 wk
1 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
19 – 26 May
3-4 wk
16 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
24 – 31 May
4-5 wk
28 Jun
4 wk after
6 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
21 – 28 Jun
3-4 wk
19 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
9 Mar – 6 Apr
31 Mar
8-12 wk
1 Jun
0 wk
1 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
5 Jun
1 wk after
5 Jun
1 wk after
Maize
Zea mays
Greenhouse
5 – 12 May
3-4 wk
2 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
12 – 19 May
17 Jun
3-4 wk
9 Jun
8 Jul
1 wk after
22 Jun
28 Jun
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
1 Jun
30 Jun
0 wk
1 Jun
20 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
13 – 27 Apr
10 Jun
5-7 wk
1 Jun
15 Jul
0 wk
1 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
6 – 20 May
7 May
4-6 wk
17 Jun
2 wk after
17 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
13 – 27 Apr
15 Jun
5-7 wk
1 Jun
20 Jul
0 wk
5 Jun
10 Jul
1 wk after
Pumpkin
Cucurbita pepo
Fleece
31 May – 7 Jun
3-4 wk
28 Jun
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
4 – 11 May
24 May
3-4 wk
1 Jun
14 Jun
0 wk
11 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
20 Apr – 4 May
22 Jun
4-6 wk
1 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
4 – 11 May
4 Jul
3-4 wk
1 Jun
25 Jul
0 wk
5 Jun
15 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
20 Apr – 4 May
22 Jun
4-6 wk
1 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
4 – 18 May
18 May
2-4 wk
1 Jun
1 Jun
0 wk
1 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
5 Jun
1 wk after
5 Jun
1 wk after
Spinach
Spinacia oleracea
4 – 11 May
24 Jul
3-4 wk
1 Jun
14 Aug
0 wk
28 May
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
3 – 17 Jul
4-6 wk
14 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
7 – 21 Apr
8 Apr
6-8 wk
2 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
5 – 19 May
17 Jun
2-4 wk
2 Jun
1 Jul
0 wk
22 Jun
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
20 Apr – 4 May
22 Jun
4-6 wk
1 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
4 – 11 May
19 Jun
3-4 wk
1 Jun
10 Jul
0 wk
5 Jun
30 Jun
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
Greenhouse
5 – 19 May
24 May
4-6 wk
16 Jun
21 Jun
2 wk after
Lemon balm
Melissa officinalis
23 Mar – 6 Apr
15 May
8-10 wk
1 Jun
10 Jul
0 wk
6 Jul
5 wk after
Dill
Anethum graveolens
5 Jun
8 Jul
1 wk after
Wild chives
Allium schoenoprasum
6 – 20 Apr
3 Jun
6-8 wk
1 Jun
15 Jul
0 wk
5 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
9 Mar – 6 Apr
20 May
8-12 wk
1 Jun
15 Jul
0 wk
6 Jul
5 wk after
Coriander
Coriandrum sativum
1 Jun
28 Jul
0 wk
22 Jun
18 Jul
3 wk after
Garden sage
Salvia officinalis
31 Mar – 14 Apr
5 May
8-10 wk
9 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
23 Mar – 6 Apr
10 May
8-10 wk
1 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
6 – 20 Apr
24 May
6-8 wk
1 Jun
5 Jul
0 wk
6 Jul
5 wk after
Parsley
Petroselinum crispum
6 – 20 Apr
24 May
6-8 wk
1 Jun
5 Jul
0 wk
5 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
Fleece
23 Feb – 23 Mar
29 Mar
10-14 wk
1 Jun
7 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
19 – 26 May
31 May
3-4 wk
16 Jun
21 Jun
2 wk after
Cornflower
Centaurea cyanus
1 Jun
15 Jul
0 wk
5 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Fleece
7 – 21 Apr
20 Apr
8-10 wk
16 Jun
2 wk after
Sweet William
Dianthus barbatus
6 – 20 Apr
6-8 wk
1 Jun
0 wk
17 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
21 Apr – 5 May
4 May
6-8 wk
16 Jun
2 wk after
30 Jul
8 wk after
Pinnate dahlia
Dahlia × pinnata
25 Apr – 9 May
30 Apr
6-8 wk
20 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
11 May – 8 Jun
14 May
4-8 wk
6 Jul
5 wk after
6 Jul
5 wk after
Foxglove
Digitalis purpurea
23 Mar – 6 Apr
8-10 wk
1 Jun
0 wk
22 Jun
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
5 Apr – 3 May
11 Jun
8-12 wk
28 Jun
6 Aug
4 wk after
Creeping zinnia
Sanvitalia procumbens
3 – 17 May
6-8 wk
28 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
17 – 31 May
4-6 wk
28 Jun
4 wk after
Chinese lantern
Physalis alkekengi
Fleece
23 Mar – 6 Apr
15 Apr
8-10 wk
1 Jun
10 Jun
0 wk
Love in a mist
Nigella damascena
1 Jun
25 Jun
0 wk
5 Jun
15 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Fleece
21 Apr – 5 May
24 Apr
6-8 wk
16 Jun
2 wk after
30 Jul
8 wk after
Purple-top vervain
Verbena bonariensis
Fleece
9 Mar – 6 Apr
15 Apr
8-12 wk
1 Jun
10 Jun
0 wk
Cardoon
Cynara cardunculus
Greenhouse
10 Mar – 7 Apr
21 Mar
8-12 wk
2 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Greenhouse
24 Mar – 21 Apr
16 Apr
8-12 wk
16 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
21 Apr – 5 May
30 Apr
6-8 wk
16 Jun
2 wk after
Corn poppy
Papaver rhoeas
1 Jun
10 Jul
0 wk
5 Jun
30 Jun
1 wk after
Snapdragon
Antirrhinum majus
9 Mar – 6 Apr
5 May
8-12 wk
1 Jun
30 Jun
0 wk
17 Jun
20 Jun
2 wk after
Flossflower
Ageratum houstonianum
Fleece
19 Apr – 3 May
30 Apr
8-10 wk
28 Jun
4 wk after
Sweet pea
Lathyrus odoratus
6 – 27 Apr
31 May
5-8 wk
1 Jun
5 Jul
0 wk
Stock
Matthiola incana
6 – 20 Apr
29 May
6-8 wk
1 Jun
10 Jul
0 wk
22 Jun
30 Jun
3 wk after
Wormwood
Artemisia absinthium
6 – 20 Apr
4 May
6-8 wk
1 Jun
15 Jun
0 wk
22 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
5 – 19 May
9 May
4-6 wk
16 Jun
2 wk after
Garden pansy
Viola × wittrockiana
23 Mar – 6 Apr
20 May
8-10 wk
1 Jun
15 Jul
0 wk
17 Jun
5 Jul
2 wk after
Petunia
Petunia
Fleece
24 Mar – 21 Apr
20 Apr
8-12 wk
16 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
Fleece
6 – 20 Apr
29 Apr
6-8 wk
1 Jun
10 Jun
0 wk
6 Jul
5 wk after
Common zinnia
Zinnia elegans
Fleece
5 – 19 May
24 May
4-6 wk
16 Jun
21 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
12 – 26 May
31 May
3-5 wk
16 Jun
21 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
17 – 31 May
4-6 wk
28 Jun
4 wk after
20 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
5 Apr – 3 May
16 May
8-12 wk
28 Jun
11 Jul
4 wk after
Bee balm
Monarda didyma
9 Mar – 6 Apr
15 Apr
8-12 wk
1 Jun
10 Jun
0 wk
6 Jul
5 wk after
Yarrow
Achillea millefolium
6 – 20 Apr
6-8 wk
1 Jun
0 wk
22 Jun
3 wk after
Safflower
Carthamus tinctorius
1 Jun
15 Jun
0 wk
5 Jun
5 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
6 – 20 Apr
24 May
6-8 wk
1 Jun
5 Jul
0 wk
14 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
20 Apr – 4 May
2 Jun
4-6 wk
1 Jun
30 Jun
0 wk
22 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
24 Mar – 7 Apr
10-12 wk
16 Jun
2 wk after
Sunflower
Helianthus annuus
31 May – 7 Jun
3-4 wk
28 Jun
4 wk after
6 Jul
5 wk after
China aster
Callistephus chinensis
3 – 17 May
12 May
6-8 wk
28 Jun
4 wk after
20 Jul
7 wk after
Annual phlox
Phlox drummondii
21 Apr – 5 May
23 Apr
6-8 wk
16 Jun
2 wk after
20 Jul
7 wk after
Hollyhock
Alcea rosea
6 – 20 Apr
6-8 wk
1 Jun
0 wk
22 Jun
3 wk after
Alpine delphinium
Delphinium elatum
9 Mar – 6 Apr
15 Apr
8-12 wk
1 Jun
10 Jun
0 wk
6 Jul
5 wk after
African marigold
Tagetes erecta
3 – 17 May
6-8 wk
28 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
14 – 28 Apr
2 May
6-8 wk
9 Jun
13 Jun
1 wk after
20 Jul
7 wk after
Wood sage
Salvia nemorosa
23 Mar – 6 Apr
5 Apr
8-10 wk
1 Jun
0 wk
6 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
7 Apr – 5 May
10 May
6-10 wk
16 Jun
21 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
1 Jun
7 Jul
0 wk
5 Jun
27 Jun
1 wk after
Painted tongue
Salpiglossis sinuata
19 Apr – 3 May
8-10 wk
28 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
6 – 20 Apr
4 May
6-8 wk
1 Jun
15 Jun
0 wk
22 Jun
3 wk after