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