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-1.4°
Slight frost tonight at 05:00. Frost temperatures between 22:00 – tomorrow 06:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 15 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 99 days 15 Jun – 22 Sep
Probability that frost is over

90% = 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)
27 Apr – 11 May
15 Jun
5-7 wk
15 Jun
20 Jul
0 wk
19 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
4 – 18 May
27 Jun
4-6 wk
15 Jun
25 Jul
0 wk
19 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
7 Apr – 5 May
8-12 wk
30 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
27 Apr – 11 May
10 Jun
5-7 wk
15 Jun
15 Jul
0 wk
15 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
7 – 14 Jun
7 Jun
4-5 wk
12 Jul
4 wk after
20 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
5 – 12 Jul
3-4 wk
2 Aug
7 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
23 Mar – 20 Apr
31 Mar
8-12 wk
15 Jun
0 wk
15 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
19 Jun
1 wk after
19 Jun
1 wk after
Maize
Zea mays
Season too short
19 – 26 May
3-4 wk
16 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
26 May – 2 Jun
4 Jul
3-4 wk
23 Jun
25 Jul
1 wk after
6 Jul
15 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
15 Jun
5 Jul
0 wk
15 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
27 Apr – 11 May
10 Jun
5-7 wk
15 Jun
15 Jul
0 wk
15 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
20 May – 3 Jun
23 May
4-6 wk
1 Jul
2 wk after
1 Jul
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
27 Apr – 11 May
20 Jun
5-7 wk
15 Jun
25 Jul
0 wk
19 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Season too short
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
26 May – 2 Jun
27 May
3-4 wk
23 Jun
1 wk after
6 Jul
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
18 – 25 May
9 Jul
3-4 wk
15 Jun
30 Jul
0 wk
19 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
18 May – 1 Jun
1 Jun
2-4 wk
15 Jun
15 Jun
0 wk
15 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
19 Jun
1 wk after
19 Jun
1 wk after
Spinach
Spinacia oleracea
18 – 25 May
24 Jul
3-4 wk
15 Jun
14 Aug
0 wk
11 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
17 – 31 Jul
4-6 wk
28 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
21 Apr – 5 May
6-8 wk
16 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
19 May – 2 Jun
2-4 wk
16 Jun
0 wk
6 Jul
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
4 – 18 May
22 Jun
4-6 wk
15 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
18 – 25 May
24 Jun
3-4 wk
15 Jun
15 Jul
0 wk
19 Jun
5 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
Season too short
19 May – 2 Jun
4-6 wk
30 Jun
2 wk after
Lemon balm
Melissa officinalis
6 – 20 Apr
20 May
8-10 wk
15 Jun
15 Jul
0 wk
20 Jul
5 wk after
Dill
Anethum graveolens
19 Jun
25 Jul
1 wk after
Wild chives
Allium schoenoprasum
20 Apr – 4 May
3 Jun
6-8 wk
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
23 Mar – 20 Apr
20 May
8-12 wk
15 Jun
15 Jul
0 wk
20 Jul
5 wk after
Coriander
Coriandrum sativum
15 Jun
14 Aug
0 wk
6 Jul
4 Aug
3 wk after
Garden sage
Salvia officinalis
14 – 28 Apr
5 May
8-10 wk
23 Jun
30 Jun
1 wk after
Common thyme
Thymus vulgaris
6 – 20 Apr
10 May
8-10 wk
15 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
20 Jul
5 wk after
Parsley
Petroselinum crispum
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
19 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
17 Mar – 14 Apr
1 Apr
10-14 wk
23 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
Season too short
2 – 9 Jun
3-4 wk
30 Jun
2 wk after
Cornflower
Centaurea cyanus
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Greenhouse
7 – 21 Apr
19 Apr
8-10 wk
16 Jun
0 wk
Sweet William
Dianthus barbatus
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
1 Jul
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
21 Apr – 5 May
3 May
6-8 wk
16 Jun
0 wk
26 Jul
6 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
28 Apr – 12 May
6-8 wk
23 Jun
1 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
30 Apr – 28 May
19 May
4-8 wk
25 Jun
1 wk after
25 Jun
1 wk after
Foxglove
Digitalis purpurea
6 – 20 Apr
8-10 wk
15 Jun
0 wk
6 Jul
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
19 Apr – 17 May
8-12 wk
12 Jul
4 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
21 Apr – 5 May
13 May
6-8 wk
16 Jun
24 Jun
0 wk
Hyacinth bean
Dolichos lablab
Season too short
31 May – 14 Jun
4-6 wk
12 Jul
4 wk after
Chinese lantern
Physalis alkekengi
14 – 28 Apr
20 Apr
8-10 wk
23 Jun
1 wk after
Love in a mist
Nigella damascena
15 Jun
30 Jun
0 wk
19 Jun
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Greenhouse
21 Apr – 5 May
23 Apr
6-8 wk
16 Jun
0 wk
26 Jul
6 wk after
Purple-top vervain
Verbena bonariensis
31 Mar – 28 Apr
20 Apr
8-12 wk
23 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
7 Apr – 5 May
8-12 wk
30 Jun
2 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
7 Apr – 5 May
8-12 wk
30 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
5 – 19 May
6-8 wk
30 Jun
2 wk after
Corn poppy
Papaver rhoeas
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
23 Mar – 20 Apr
10 May
8-12 wk
15 Jun
5 Jul
0 wk
1 Jul
2 wk after
Flossflower
Ageratum houstonianum
Greenhouse
21 Apr – 5 May
29 Apr
8-10 wk
30 Jun
2 wk after
Sweet pea
Lathyrus odoratus
20 Apr – 11 May
31 May
5-8 wk
15 Jun
5 Jul
0 wk
Stock
Matthiola incana
20 Apr – 4 May
3 Jun
6-8 wk
15 Jun
15 Jul
0 wk
6 Jul
3 wk after
Wormwood
Artemisia absinthium
20 Apr – 4 May
4 May
6-8 wk
15 Jun
15 Jun
0 wk
6 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
19 May – 2 Jun
4-6 wk
30 Jun
2 wk after
Garden pansy
Viola × wittrockiana
6 – 20 Apr
20 May
8-10 wk
15 Jun
15 Jul
0 wk
1 Jul
5 Jul
2 wk after
Petunia
Petunia
Greenhouse
24 Mar – 21 Apr
19 Apr
8-12 wk
16 Jun
0 wk
Sweet Scabious
Scabiosa atropurpurea
28 Apr – 12 May
4 May
6-8 wk
23 Jun
1 wk after
3 Aug
7 wk after
Common zinnia
Zinnia elegans
Greenhouse
5 – 19 May
14 May
4-6 wk
16 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
26 May – 9 Jun
3-5 wk
30 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
5 – 19 May
19 May
4-6 wk
16 Jun
16 Jun
0 wk
6 Jul
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
19 Apr – 17 May
8-12 wk
12 Jul
4 wk after
Bee balm
Monarda didyma
23 Mar – 20 Apr
20 Apr
8-12 wk
15 Jun
15 Jun
0 wk
20 Jul
5 wk after
Yarrow
Achillea millefolium
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
6 Jul
3 wk after
Safflower
Carthamus tinctorius
15 Jun
15 Jun
0 wk
19 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
20 Apr – 4 May
24 May
6-8 wk
15 Jun
5 Jul
0 wk
28 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
4 – 18 May
7 Jun
4-6 wk
15 Jun
5 Jul
0 wk
6 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
7 – 21 Apr
10-12 wk
30 Jun
2 wk after
Sunflower
Helianthus annuus
14 – 21 Jun
3-4 wk
12 Jul
4 wk after
20 Jul
5 wk after
China aster
Callistephus chinensis
17 – 31 May
29 May
6-8 wk
12 Jul
4 wk after
3 Aug
7 wk after
Annual phlox
Phlox drummondii
Greenhouse
20 Apr – 4 May
13 May
6-8 wk
15 Jun
24 Jun
0 wk
6 Jul
3 wk after
Hollyhock
Alcea rosea
20 Apr – 4 May
6-8 wk
15 Jun
0 wk
6 Jul
3 wk after
Alpine delphinium
Delphinium elatum
23 Mar – 20 Apr
20 Apr
8-12 wk
15 Jun
15 Jun
0 wk
20 Jul
5 wk after
African marigold
Tagetes erecta
Greenhouse
21 Apr – 5 May
13 May
6-8 wk
16 Jun
24 Jun
0 wk
Black-eyed Susan
Rudbeckia hirta
28 Apr – 12 May
19 May
6-8 wk
23 Jun
30 Jun
1 wk after
3 Aug
7 wk after
Wood sage
Salvia nemorosa
6 – 20 Apr
10 Apr
8-10 wk
15 Jun
0 wk
20 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
21 Apr – 19 May
6-10 wk
30 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
15 Jun
15 Jul
0 wk
19 Jun
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
3 – 17 May
4 May
8-10 wk
12 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
20 Apr – 4 May
4 May
6-8 wk
15 Jun
15 Jun
0 wk
6 Jul
3 wk after