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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 119 days 2 Jun – 29 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
13 Jun
5-7 wk
2 Jun
18 Jul
0 wk
3 Jun
8 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
21 Apr – 5 May
25 Jun
4-6 wk
2 Jun
23 Jul
0 wk
3 Jun
13 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
21 Mar – 18 Apr
16 Apr
8-12 wk
13 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
14 – 28 Apr
8 Jun
5-7 wk
2 Jun
13 Jul
0 wk
2 Jun
3 Jul
0 wk
Garden cucumber
Cucumis sativus
8 – 15 Jun
3-4 wk
6 Jul
5 wk after
Florence Fennel
Foeniculum vulgare
1 – 8 Jun
5 Jun
4-5 wk
6 Jul
5 wk after
15 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
15 – 22 Jun
3-4 wk
13 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
10 Mar – 7 Apr
29 Mar
8-12 wk
2 Jun
0 wk
15 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
3 Jun
13 Jun
0 wk
3 Jun
3 Jun
0 wk
Maize
Zea mays
25 May – 1 Jun
3-4 wk
22 Jun
3 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
11 – 18 May
2 Jul
3-4 wk
8 Jun
23 Jul
1 wk after
15 Jun
13 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
2 Jun
3 Jul
0 wk
2 Jun
23 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
14 – 28 Apr
8 Jun
5-7 wk
2 Jun
13 Jul
0 wk
2 Jun
3 Jul
0 wk
Potato
Solanum tuberosum
1 – 15 May
28 May
4-6 wk
12 Jun
25 Jun
1 wk after
12 Jun
15 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
14 – 28 Apr
18 Jun
5-7 wk
2 Jun
23 Jul
0 wk
3 Jun
13 Jul
0 wk
Pumpkin
Cucurbita pepo
8 – 15 Jun
15 Jun
3-4 wk
6 Jul
6 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
11 – 18 May
12 Jun
3-4 wk
8 Jun
3 Jul
1 wk after
15 Jun
23 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
21 Apr – 5 May
20 Jun
4-6 wk
2 Jun
18 Jul
0 wk
Lettuce
Lactuca sativa
5 – 12 May
7 Jul
3-4 wk
2 Jun
28 Jul
0 wk
3 Jun
18 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
21 Apr – 5 May
20 Jun
4-6 wk
2 Jun
18 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
5 – 19 May
30 May
2-4 wk
2 Jun
13 Jun
0 wk
2 Jun
3 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
3 Jun
13 Jun
0 wk
3 Jun
3 Jun
0 wk
Spinach
Spinacia oleracea
5 – 12 May
22 Jul
3-4 wk
2 Jun
12 Aug
0 wk
30 May
2 Aug
0 wk
Sweet potato
Ipomoea batatas
27 Jun – 11 Jul
4-6 wk
8 Aug
10 wk after
Garden tomato
Solanum lycopersicum
27 Apr – 11 May
6-8 wk
22 Jun
3 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
25 May – 8 Jun
17 Jun
2-4 wk
22 Jun
1 Jul
3 wk after
15 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
21 Apr – 5 May
20 Jun
4-6 wk
2 Jun
18 Jul
0 wk
Garden pea
Pisum sativum
5 – 12 May
22 Jun
3-4 wk
2 Jun
13 Jul
0 wk
3 Jun
3 Jul
0 wk

Herbs

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