Create your calendar
Method
Rel. frost
Last spring frost (0°C) 12 May Frost 3 of 4 years · 20 years of data
Frost-free season 131 days 12 May – 20 Sep
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)
24 Mar – 7 Apr
18 Jun
5-7 wk
12 May
23 Jul
0 wk
5 May
13 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
31 Mar – 14 Apr
30 Jun
4-6 wk
12 May
28 Jul
0 wk
5 May
18 Jul
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
27 Feb – 27 Mar
9 Apr
8-12 wk
22 May
4 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
24 Mar – 7 Apr
13 Jun
5-7 wk
12 May
18 Jul
0 wk
30 Apr
8 Jul
2 wk before
Garden cucumber
Cucumis sativus
Fleece
4 – 11 May
3 Jun
3-4 wk
1 Jun
24 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
13 – 20 May
24 May
4-5 wk
17 Jun
21 Jun
5 wk after
17 Jun
5 wk after
Butter bean
Phaseolus lunatus
Season too short
25 May – 1 Jun
3-4 wk
22 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
17 Feb – 17 Mar
18 Mar
8-12 wk
12 May
13 May
0 wk
22 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
5 May
2 Jun
1 wk before
5 May
23 May
1 wk before
Maize
Zea mays
Fleece
24 Apr – 1 May
24 May
3-4 wk
22 May
14 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
19 – 26 Apr
3 Jul
3-4 wk
17 May
24 Jul
1 wk after
22 May
14 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
12 May
8 Jul
0 wk
30 Apr
28 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
24 Mar – 7 Apr
13 Jun
5-7 wk
12 May
18 Jul
0 wk
30 Apr
8 Jul
2 wk before
Potato
Solanum tuberosum
5 – 19 Apr
13 May
4-6 wk
17 May
10 Jun
1 wk after
17 May
31 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
24 Mar – 7 Apr
23 Jun
5-7 wk
12 May
28 Jul
0 wk
5 May
18 Jul
1 wk before
Pumpkin
Cucurbita pepo
20 – 27 May
8 Jun
3-4 wk
17 Jun
29 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
19 – 26 Apr
18 May
3-4 wk
17 May
8 Jun
1 wk after
22 May
29 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
31 Mar – 14 Apr
25 Jun
4-6 wk
12 May
23 Jul
0 wk
Lettuce
Lactuca sativa
14 – 21 Apr
12 Jul
3-4 wk
12 May
2 Aug
0 wk
5 May
23 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
31 Mar – 14 Apr
25 Jun
4-6 wk
12 May
23 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
2 – 16 Apr
22 May
2-4 wk
30 Apr
5 Jun
2 wk before
30 Apr
26 May
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
5 May
2 Jun
1 wk before
5 May
23 May
1 wk before
Spinach
Spinacia oleracea
14 – 21 Apr
27 Jul
3-4 wk
12 May
17 Aug
0 wk
24 Apr
7 Aug
3 wk before
Sweet potato
Ipomoea batatas
8 – 22 Jun
4-6 wk
20 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
27 Mar – 10 Apr
3 May
6-8 wk
22 May
14 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
4 – 18 May
10 Jun
2-4 wk
1 Jun
24 Jun
3 wk after
17 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
31 Mar – 14 Apr
25 Jun
4-6 wk
12 May
23 Jul
0 wk
Garden pea
Pisum sativum
14 – 21 Apr
27 Jun
3-4 wk
12 May
18 Jul
0 wk
5 May
8 Jul
1 wk before

Herbs

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