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0.2°
Near frost tonight at 05:00. Bring in or cover sensitive plants
-1.6°
Last 24h: Slight frost recorded last night at 04:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 28 May Frost 3 of 4 years · 20 years of data
Frost-free season 78 days 28 May – 14 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)
9 – 23 Apr
11 Jun
5-7 wk
28 May
16 Jul
0 wk
29 May
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
16 – 30 Apr
23 Jun
4-6 wk
28 May
21 Jul
0 wk
29 May
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
16 Mar – 13 Apr
8-12 wk
8 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
9 – 23 Apr
6 Jun
5-7 wk
28 May
11 Jul
0 wk
28 May
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Greenhouse
11 – 18 May
22 May
3-4 wk
8 Jun
12 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
4 – 11 May
28 May
4-5 wk
8 Jun
25 Jun
2 wk after
10 Jun
15 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
10 – 17 Jun
3-4 wk
8 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
5 Mar – 2 Apr
15 Mar
8-12 wk
28 May
0 wk
28 May
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
25 May
25 May
0 wk
25 May
0 wk
Maize
Zea mays
Greenhouse
4 – 11 May
12 May
3-4 wk
1 Jun
2 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
6 – 13 May
15 Jun
3-4 wk
3 Jun
6 Jul
1 wk after
10 Jun
26 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
28 May
25 Jun
0 wk
28 May
15 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
9 – 23 Apr
6 Jun
5-7 wk
28 May
11 Jul
0 wk
28 May
1 Jul
0 wk
Potato
Solanum tuberosum
Fleece
17 Apr – 1 May
30 Apr
4-6 wk
29 May
0 wk
29 May
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
9 – 23 Apr
10 Jun
5-7 wk
28 May
15 Jul
0 wk
29 May
5 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
11 – 18 May
12 Jun
3-4 wk
8 Jun
3 Jul
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
30 Apr – 7 May
13 May
3-4 wk
28 May
3 Jun
0 wk
3 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
16 – 30 Apr
18 Jun
4-6 wk
28 May
16 Jul
0 wk
Lettuce
Lactuca sativa
30 Apr – 7 May
29 Jun
3-4 wk
28 May
20 Jul
0 wk
29 May
10 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
16 – 30 Apr
18 Jun
4-6 wk
28 May
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
30 Apr – 14 May
4 May
2-4 wk
28 May
0 wk
28 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
25 May
25 May
0 wk
25 May
0 wk
Spinach
Spinacia oleracea
30 Apr – 7 May
20 Jul
3-4 wk
28 May
10 Aug
0 wk
25 May
31 Jul
0 wk
Sweet potato
Ipomoea batatas
22 Jun – 6 Jul
4-6 wk
3 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
6 – 20 Apr
21 Apr
6-8 wk
1 Jun
2 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
11 – 25 May
29 May
2-4 wk
8 Jun
12 Jun
2 wk after
22 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
16 – 30 Apr
18 Jun
4-6 wk
28 May
16 Jul
0 wk
Garden pea
Pisum sativum
30 Apr – 7 May
14 Jun
3-4 wk
28 May
5 Jul
0 wk
29 May
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
27 Apr – 11 May
21 May
4-6 wk
8 Jun
18 Jun
2 wk after
Lemon balm
Melissa officinalis
19 Mar – 2 Apr
10 May
8-10 wk
28 May
5 Jul
0 wk
22 Jun
25 Jun
4 wk after
Dill
Anethum graveolens
29 May
6 Jul
0 wk
Wild chives
Allium schoenoprasum
2 – 16 Apr
30 May
6-8 wk
28 May
11 Jul
0 wk
29 May
1 Jul
0 wk
Spearmint
Mentha spicata
5 Mar – 2 Apr
16 May
8-12 wk
28 May
11 Jul
0 wk
22 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
28 May
26 Jul
0 wk
10 Jun
16 Jul
2 wk after
Garden sage
Salvia officinalis
25 Mar – 8 Apr
1 May
8-10 wk
3 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
19 Mar – 2 Apr
6 May
8-10 wk
28 May
1 Jul
0 wk
Oregano
Origanum vulgare
2 – 16 Apr
20 May
6-8 wk
28 May
1 Jul
0 wk
22 Jun
4 wk after
Parsley
Petroselinum crispum
2 – 16 Apr
20 May
6-8 wk
28 May
1 Jul
0 wk
29 May
21 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
19 Feb – 19 Mar
23 Mar
10-14 wk
28 May
1 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
11 – 18 May
28 May
3-4 wk
8 Jun
18 Jun
2 wk after
Cornflower
Centaurea cyanus
28 May
11 Jul
0 wk
29 May
1 Jul
0 wk
Statice
Limonium sinuatum
Fleece
30 Mar – 13 Apr
20 Apr
8-10 wk
8 Jun
15 Jun
2 wk after
Sweet William
Dianthus barbatus
2 – 16 Apr
6-8 wk
28 May
0 wk
7 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
13 – 27 Apr
4 May
6-8 wk
8 Jun
15 Jun
2 wk after
17 Jul
7 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
8 – 22 Apr
8 May
6-8 wk
3 Jun
19 Jun
1 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Fleece
15 Apr – 13 May
22 May
4-8 wk
10 Jun
19 Jun
2 wk after
10 Jun
2 wk after
Foxglove
Digitalis purpurea
19 Mar – 2 Apr
8-10 wk
28 May
0 wk
10 Jun
2 wk after
Busy lizzie
Impatiens walleriana
8 Apr – 6 May
23 May
8-12 wk
1 Jul
18 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
13 – 27 Apr
14 May
6-8 wk
8 Jun
25 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
6 – 20 May
4-6 wk
17 Jun
3 wk after
Chinese lantern
Physalis alkekengi
Fleece
19 Mar – 2 Apr
10 Apr
8-10 wk
28 May
5 Jun
0 wk
Love in a mist
Nigella damascena
28 May
20 Jun
0 wk
29 May
10 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Fleece
13 – 27 Apr
24 Apr
6-8 wk
8 Jun
2 wk after
17 Jul
7 wk after
Purple-top vervain
Verbena bonariensis
Fleece
5 Mar – 2 Apr
10 Apr
8-12 wk
28 May
5 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
9 Mar – 6 Apr
17 Mar
8-12 wk
1 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
16 Mar – 13 Apr
13 Apr
8-12 wk
8 Jun
8 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
13 – 27 Apr
27 Apr
6-8 wk
8 Jun
8 Jun
2 wk after
Corn poppy
Papaver rhoeas
28 May
5 Jul
0 wk
29 May
25 Jun
0 wk
Snapdragon
Antirrhinum majus
5 Mar – 2 Apr
30 Apr
8-12 wk
28 May
25 Jun
0 wk
7 Jun
15 Jun
1 wk after
Flossflower
Ageratum houstonianum
Fleece
8 – 22 Apr
30 Apr
8-10 wk
17 Jun
25 Jun
3 wk after
Sweet pea
Lathyrus odoratus
2 – 23 Apr
27 May
5-8 wk
28 May
1 Jul
0 wk
Stock
Matthiola incana
2 – 16 Apr
24 May
6-8 wk
28 May
5 Jul
0 wk
10 Jun
25 Jun
2 wk after
Wormwood
Artemisia absinthium
2 – 16 Apr
30 Apr
6-8 wk
28 May
11 Jun
0 wk
10 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
27 Apr – 11 May
6 May
4-6 wk
8 Jun
2 wk after
Garden pansy
Viola × wittrockiana
19 Mar – 2 Apr
16 May
8-10 wk
28 May
11 Jul
0 wk
7 Jun
1 Jul
1 wk after
Petunia
Petunia
Fleece
16 Mar – 13 Apr
20 Apr
8-12 wk
8 Jun
15 Jun
2 wk after
Sweet Scabious
Scabiosa atropurpurea
Fleece
2 – 16 Apr
24 Apr
6-8 wk
28 May
5 Jun
0 wk
22 Jun
4 wk after
Common zinnia
Zinnia elegans
Fleece
27 Apr – 11 May
21 May
4-6 wk
8 Jun
18 Jun
2 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
4 – 18 May
28 May
3-5 wk
8 Jun
18 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
27 Apr – 11 May
22 May
4-6 wk
8 Jun
19 Jun
2 wk after
22 Jun
4 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
25 Mar – 22 Apr
13 May
8-12 wk
17 Jun
8 Jul
3 wk after
Bee balm
Monarda didyma
5 Mar – 2 Apr
10 Apr
8-12 wk
28 May
5 Jun
0 wk
22 Jun
4 wk after
Yarrow
Achillea millefolium
2 – 16 Apr
6-8 wk
28 May
0 wk
10 Jun
2 wk after
Safflower
Carthamus tinctorius
28 May
11 Jun
0 wk
29 May
1 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
2 – 16 Apr
20 May
6-8 wk
28 May
1 Jul
0 wk
12 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
16 – 30 Apr
28 May
4-6 wk
28 May
25 Jun
0 wk
10 Jun
15 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
16 – 30 Mar
21 Mar
10-12 wk
8 Jun
2 wk after
Sunflower
Helianthus annuus
Fleece
11 – 18 May
31 May
3-4 wk
8 Jun
21 Jun
2 wk after
10 Jun
11 Jun
2 wk after
China aster
Callistephus chinensis
Fleece
13 – 27 Apr
20 May
6-8 wk
8 Jun
1 Jul
2 wk after
22 Jun
4 wk after
Annual phlox
Phlox drummondii
13 – 27 Apr
27 Apr
6-8 wk
8 Jun
8 Jun
2 wk after
10 Jul
6 wk after
Hollyhock
Alcea rosea
2 – 16 Apr
6-8 wk
28 May
0 wk
10 Jun
2 wk after
Alpine delphinium
Delphinium elatum
5 Mar – 2 Apr
10 Apr
8-12 wk
28 May
5 Jun
0 wk
22 Jun
4 wk after
African marigold
Tagetes erecta
Fleece
13 – 27 Apr
14 May
6-8 wk
8 Jun
25 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
8 – 22 Apr
20 Apr
6-8 wk
3 Jun
1 wk after
10 Jul
6 wk after
Wood sage
Salvia nemorosa
19 Mar – 2 Apr
31 Mar
8-10 wk
28 May
0 wk
22 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
30 Mar – 27 Apr
7 May
6-10 wk
8 Jun
18 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
28 May
1 Jul
0 wk
29 May
21 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
30 Mar – 13 Apr
21 Apr
8-10 wk
8 Jun
16 Jun
2 wk after
Water forget-me-not
Myosotis scorpioides
2 – 16 Apr
30 Apr
6-8 wk
28 May
11 Jun
0 wk
10 Jun
2 wk after