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-4.1°
Moderate frost tonight at 05:00. Frost temperatures between 20:00 – tomorrow 23:00. Bring in or cover sensitive plants
0.9°
Last 24h: Near frost recorded this morning at 06:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 2 Jun Frost 1 of 4 years · 20 years of data
Frost-free season 118 days 2 Jun – 28 Sep
Probability that frost is over

75% = 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
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Season too short
19 Apr – 3 May
5-7 wk
7 Jun
1 wk after
21 May
2 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
8 – 22 May
4-6 wk
19 Jun
3 wk after
29 May
1 wk after
Chili pepper
Capsicum annuum
Season too short
16 Apr – 14 May
8-12 wk
9 Jul
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
25 May
Vid frost
Cucumber
Cucumis sativus
Season too short
11 – 18 Jun
3-4 wk
9 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
Season too short
4 – 11 Jun
4-5 wk
9 Jul
5 wk after
23 Jun
3 wk after
Butter bean
Phaseolus lunatus
Season too short
23 – 30 Jun
3-4 wk
21 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
10 Mar – 7 Apr
8-12 wk
2 Jun
Vid frost
15 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
15 Jun
3 wk after
Sweetcorn
Zea mays
Greenhouse
15 – 22 Jun
3-4 wk
13 Jul
6 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
Fleece
24 – 31 May
3-4 wk
21 Jun
3 wk after
12 Jun
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
25 May
Vid frost
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
25 May
Vid frost
Potato
Solanum tuberosum
8 – 22 Jun
4-6 wk
20 Jul
7 wk after
10 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
21 Mar – 4 Apr
5-7 wk
9 May
3 wk before
29 May
1 wk after
Pumpkin
Cucurbita pepo
Season too short
11 – 18 Jun
3-4 wk
9 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
24 – 31 May
3-4 wk
21 Jun
3 wk after
12 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
8 – 22 May
4-6 wk
19 Jun
3 wk after
Lettuce
Lactuca sativa
28 Apr – 5 May
3-4 wk
26 May
1 wk before
29 May
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
14 – 28 Apr
4-6 wk
26 May
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
20 Apr – 4 May
2-4 wk
18 May
2 wk before
25 May
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
29 May
1 wk after
Spinach
Spinacia oleracea
20 – 27 Apr
3-4 wk
18 May
2 wk before
20 May
1 wk before
Sweet potato
Ipomoea batatas
20 Jun – 4 Jul
4-6 wk
1 Aug
8 wk after
Tomato
Solanum lycopersicum
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Season too short
30 May – 13 Jun
2-4 wk
27 Jun
4 wk after
23 Jun
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
8 – 22 May
4-6 wk
19 Jun
3 wk after
Pea
Pisum sativum
20 – 27 Apr
3-4 wk
18 May
2 wk before
29 May
1 wk after
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Greenhouse
1 – 15 Jun
4-6 wk
13 Jul
6 wk after
Lemon balm
Melissa officinalis
24 Mar – 7 Apr
8-10 wk
2 Jun
Vid frost
27 Jun
5 wk after
Dill
Anethum graveolens
29 May
1 wk after
Chives
Allium schoenoprasum
14 – 28 Mar
6-8 wk
9 May
3 wk before
29 May
1 wk after
Spearmint
Mentha spicata
23 Feb – 23 Mar
8-12 wk
18 May
2 wk before
27 Jun
5 wk after
Coriander
Coriandrum sativum
15 Jun
3 wk after
Sage
Salvia officinalis
Greenhouse
29 Mar – 12 Apr
8-10 wk
7 Jun
1 wk after
Thyme
Thymus vulgaris
10 – 24 Apr
8-10 wk
19 Jun
3 wk after
Oregano
Origanum vulgare
13 – 27 Apr
6-8 wk
8 Jun
1 wk after
27 Jun
5 wk after
Parsley
Petroselinum crispum
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
29 May
1 wk after
Rosemary
Salvia rosmarinus
Season too short
1 – 29 Mar
10-14 wk
7 Jun
1 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
20 – 27 Jun
3-4 wk
18 Jul
7 wk after
Cornflower
Centaurea cyanus
18 May
2 wk before
29 May
1 wk after
Statice
Limonium sinuatum
Season too short
18 Apr – 2 May
8-10 wk
27 Jun
4 wk after
Sweet William
Dianthus barbatus
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
10 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
13 Jul
6 wk after
Dahlia
Dahlia × pinnata
Season too short
26 Apr – 10 May
6-8 wk
21 Jun
3 wk after
Dahlia (tubers)
Dahlia × pinnata
20 May – 17 Jun
4-8 wk
15 Jul
6 wk after
27 Jun
5 wk after
Foxglove
Digitalis purpurea
9 – 23 Mar
8-10 wk
18 May
2 wk before
15 Jun
3 wk after
Busy lizzie
Impatiens walleriana
Greenhouse
16 Apr – 14 May
8-12 wk
9 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
6 – 20 Jun
4-6 wk
18 Jul
7 wk after
Chinese lantern
Physalis alkekengi
Season too short
29 Mar – 12 Apr
8-10 wk
7 Jun
1 wk after
Love in a mist
Nigella damascena
29 May
1 wk after
Strawflower
Xerochrysum bracteatum
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
13 Jul
6 wk after
Tall verbena
Verbena bonariensis
Season too short
15 Mar – 12 Apr
8-12 wk
7 Jun
1 wk after
Cardoon
Cynara cardunculus
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
16 Apr – 14 May
8-12 wk
9 Jul
5 wk after
Globe amaranth
Gomphrena globosa
Season too short
14 – 28 May
6-8 wk
9 Jul
5 wk after
Corn poppy
Papaver rhoeas
29 May
1 wk after
Snapdragon
Antirrhinum majus
3 – 31 Mar
8-12 wk
26 May
1 wk before
10 Jun
2 wk after
Flossflower
Ageratum houstonianum
Season too short
30 Apr – 14 May
8-10 wk
9 Jul
5 wk after
Sweet pea
Lathyrus odoratus
23 Mar – 13 Apr
5-8 wk
18 May
2 wk before
Stock
Matthiola incana
31 Mar – 14 Apr
6-8 wk
26 May
1 wk before
15 Jun
3 wk after
Wormwood
Artemisia absinthium
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
15 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
28 May – 11 Jun
4-6 wk
9 Jul
5 wk after
Pansy
Viola × wittrockiana
28 Feb – 14 Mar
8-10 wk
9 May
3 wk before
10 Jun
2 wk after
Petunia
Petunia
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
4 wk after
Scabious
Scabiosa atropurpurea
Season too short
12 – 26 Apr
6-8 wk
7 Jun
1 wk after
23 Jun
3 wk after
Zinnia
Zinnia elegans
Season too short
16 – 30 May
4-6 wk
27 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Season too short
4 – 18 Jun
3-5 wk
9 Jul
5 wk after
Cosmos
Cosmos bipinnatus
Season too short
16 – 30 May
4-6 wk
27 Jun
4 wk after
23 Jun
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
25 Apr – 23 May
8-12 wk
18 Jul
7 wk after
Bee balm
Monarda didyma
10 Mar – 7 Apr
8-12 wk
2 Jun
Vid frost
27 Jun
5 wk after
Yarrow
Achillea millefolium
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
15 Jun
3 wk after
Safflower
Carthamus tinctorius
18 May
2 wk before
29 May
1 wk after
Iceland poppy
Papaver nudicaule
14 – 28 Mar
6-8 wk
9 May
3 wk before
25 May
Vid frost
Bishop's flower
Ammi majus
2 – 16 May
4-6 wk
13 Jun
1 wk after
15 Jun
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
16 – 30 Apr
10-12 wk
9 Jul
5 wk after
Sunflower
Helianthus annuus
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
4 wk after
12 Jun
1 wk after
China aster
Callistephus chinensis
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
23 Jun
3 wk after
Annual phlox
Phlox drummondii
Greenhouse
17 Apr – 1 May
6-8 wk
12 Jun
1 wk after
23 Jun
3 wk after
Hollyhock
Alcea rosea
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
15 Jun
3 wk after
Delphinium
Delphinium elatum
27 Mar – 24 Apr
8-12 wk
19 Jun
3 wk after
27 Jun
5 wk after
African marigold
Tagetes erecta
Season too short
2 – 16 May
6-8 wk
27 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
Greenhouse
12 – 26 Apr
6-8 wk
7 Jun
1 wk after
23 Jun
3 wk after
Woodland sage
Salvia nemorosa
30 Mar – 13 Apr
8-10 wk
8 Jun
1 wk after
27 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
30 Apr – 28 May
6-10 wk
9 Jul
5 wk after
California goldenpoppy
Eschscholzia californica
29 May
1 wk after
Painted tongue
Salpiglossis sinuata
Season too short
18 Apr – 2 May
8-10 wk
27 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
23 Mar – 6 Apr
6-8 wk
18 May
2 wk before
15 Jun
3 wk after
Current date Soon Date passed