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0.3°
Near frost tomorrow at 23:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 28 May Frost 1 of 4 years · 20 years of data
Frost-free season 122 days 28 May – 27 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
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
9 – 23 Apr
16 Jun
5-7 wk
28 May
21 Jul
0 wk
1 Jun
11 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
16 – 30 Apr
28 Jun
4-6 wk
28 May
26 Jul
0 wk
1 Jun
16 Jul
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
20 Mar – 17 Apr
15 Apr
8-12 wk
12 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
9 – 23 Apr
11 Jun
5-7 wk
28 May
16 Jul
0 wk
28 May
6 Jul
0 wk
Garden cucumber
Cucumis sativus
12 – 19 Jun
3-4 wk
10 Jul
6 wk after
Florence Fennel
Foeniculum vulgare
5 – 12 Jun
4-5 wk
10 Jul
6 wk after
16 Jul
7 wk after
Butter bean
Phaseolus lunatus
Season too short
17 – 24 Jun
3-4 wk
15 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
5 Mar – 2 Apr
29 Mar
8-12 wk
28 May
0 wk
18 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
1 Jun
13 Jun
1 wk after
1 Jun
3 Jun
1 wk after
Maize
Zea mays
Fleece
15 – 22 May
30 May
3-4 wk
12 Jun
20 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
8 – 15 May
5 Jul
3-4 wk
5 Jun
26 Jul
1 wk after
18 Jun
16 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
28 May
6 Jul
0 wk
28 May
26 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
9 – 23 Apr
11 Jun
5-7 wk
28 May
16 Jul
0 wk
28 May
6 Jul
0 wk
Potato
Solanum tuberosum
2 – 16 May
30 May
4-6 wk
13 Jun
27 Jun
2 wk after
13 Jun
17 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
9 – 23 Apr
21 Jun
5-7 wk
28 May
26 Jul
0 wk
1 Jun
16 Jul
1 wk after
Pumpkin
Cucurbita pepo
12 – 19 Jun
14 Jun
3-4 wk
10 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
8 – 15 May
7 Jun
3-4 wk
5 Jun
28 Jun
1 wk after
18 Jun
18 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
16 – 30 Apr
23 Jun
4-6 wk
28 May
21 Jul
0 wk
Lettuce
Lactuca sativa
30 Apr – 7 May
10 Jul
3-4 wk
28 May
31 Jul
0 wk
1 Jun
21 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
16 – 30 Apr
23 Jun
4-6 wk
28 May
21 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
30 Apr – 14 May
2 Jun
2-4 wk
28 May
16 Jun
0 wk
28 May
6 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
1 Jun
13 Jun
1 wk after
1 Jun
3 Jun
1 wk after
Spinach
Spinacia oleracea
30 Apr – 7 May
25 Jul
3-4 wk
28 May
15 Aug
0 wk
24 May
5 Aug
1 wk before
Sweet potato
Ipomoea batatas
29 Jun – 13 Jul
4-6 wk
10 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Fleece
17 Apr – 1 May
9 May
6-8 wk
12 Jun
20 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
27 May – 10 Jun
16 Jun
2-4 wk
24 Jun
30 Jun
4 wk after
16 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
16 – 30 Apr
23 Jun
4-6 wk
28 May
21 Jul
0 wk
Garden pea
Pisum sativum
30 Apr – 7 May
25 Jun
3-4 wk
28 May
16 Jul
0 wk
1 Jun
6 Jul
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
29 May – 12 Jun
4-6 wk
10 Jul
6 wk after
Lemon balm
Melissa officinalis
19 Mar – 2 Apr
21 May
8-10 wk
28 May
16 Jul
0 wk
2 Jul
6 Jul
5 wk after
Dill
Anethum graveolens
1 Jun
26 Jul
1 wk after
Wild chives
Allium schoenoprasum
2 – 16 Apr
4 Jun
6-8 wk
28 May
16 Jul
0 wk
1 Jun
6 Jul
1 wk after
Spearmint
Mentha spicata
5 Mar – 2 Apr
21 May
8-12 wk
28 May
16 Jul
0 wk
2 Jul
6 Jul
5 wk after
Coriander
Coriandrum sativum
28 May
15 Aug
0 wk
18 Jun
5 Aug
3 wk after
Garden sage
Salvia officinalis
27 Mar – 10 Apr
6 May
8-10 wk
5 Jun
1 Jul
1 wk after
Common thyme
Thymus vulgaris
19 Mar – 2 Apr
11 May
8-10 wk
28 May
6 Jul
0 wk
Oregano
Origanum vulgare
2 – 16 Apr
25 May
6-8 wk
28 May
6 Jul
0 wk
2 Jul
5 wk after
Parsley
Petroselinum crispum
2 – 16 Apr
25 May
6-8 wk
28 May
6 Jul
0 wk
1 Jun
26 Jun
1 wk after
Rosemary
Salvia rosmarinus
27 Feb – 27 Mar
3 Apr
10-14 wk
5 Jun
12 Jun
1 wk after

Annual flowers

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