Create your calendar
Method
Rel. frost
Last spring frost (0°C) 18 May Frost 1 of 4 years · 20 years of data
Frost-free season 139 days 18 May – 4 Oct
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)
30 Mar – 13 Apr
18 Jun
5-7 wk
18 May
23 Jul
0 wk
11 May
13 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
6 – 20 Apr
30 Jun
4-6 wk
18 May
28 Jul
0 wk
11 May
18 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
8 Mar – 5 Apr
15 Apr
8-12 wk
31 May
10 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
30 Mar – 13 Apr
13 Jun
5-7 wk
18 May
18 Jul
0 wk
6 May
8 Jul
2 wk before
Garden cucumber
Cucumis sativus
22 – 29 May
9 Jun
3-4 wk
19 Jun
30 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
15 – 22 May
7 Jun
4-5 wk
19 Jun
5 Jul
5 wk after
23 Jun
25 Jun
5 wk after
Butter bean
Phaseolus lunatus
Greenhouse
29 May – 5 Jun
31 May
3-4 wk
26 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
23 Feb – 23 Mar
3 Apr
8-12 wk
18 May
29 May
0 wk
28 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
11 May
18 Jun
1 wk before
11 May
8 Jun
1 wk before
Maize
Zea mays
3 – 10 May
30 May
3-4 wk
31 May
20 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
22 – 29 Apr
7 Jul
3-4 wk
20 May
28 Jul
0 wk
28 May
18 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
18 May
8 Jul
0 wk
6 May
28 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
30 Mar – 13 Apr
13 Jun
5-7 wk
18 May
18 Jul
0 wk
6 May
8 Jul
2 wk before
Potato
Solanum tuberosum
11 – 25 Apr
9 Jun
4-6 wk
23 May
7 Jul
1 wk after
23 May
27 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
30 Mar – 13 Apr
23 Jun
5-7 wk
18 May
28 Jul
0 wk
11 May
18 Jul
1 wk before
Pumpkin
Cucurbita pepo
22 – 29 May
22 Jun
3-4 wk
19 Jun
13 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
22 – 29 Apr
23 Jun
3-4 wk
20 May
14 Jul
0 wk
28 May
4 Jul
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
6 – 20 Apr
25 Jun
4-6 wk
18 May
23 Jul
0 wk
Lettuce
Lactuca sativa
20 – 27 Apr
12 Jul
3-4 wk
18 May
2 Aug
0 wk
11 May
23 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
6 – 20 Apr
25 Jun
4-6 wk
18 May
23 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
8 – 22 Apr
4 Jun
2-4 wk
6 May
18 Jun
2 wk before
6 May
8 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
11 May
18 Jun
1 wk before
11 May
8 Jun
1 wk before
Spinach
Spinacia oleracea
20 – 27 Apr
27 Jul
3-4 wk
18 May
17 Aug
0 wk
30 Apr
7 Aug
3 wk before
Sweet potato
Ipomoea batatas
14 – 28 Jun
4-6 wk
26 Jul
10 wk after
Garden tomato
Solanum lycopersicum
5 – 19 Apr
9 May
6-8 wk
31 May
20 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
3 – 17 May
24 Jun
2-4 wk
31 May
8 Jul
2 wk after
23 Jun
28 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
6 – 20 Apr
25 Jun
4-6 wk
18 May
23 Jul
0 wk
Garden pea
Pisum sativum
20 – 27 Apr
27 Jun
3-4 wk
18 May
18 Jul
0 wk
11 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
8 – 22 May
31 May
4-6 wk
19 Jun
28 Jun
5 wk after
Lemon balm
Melissa officinalis
9 – 23 Mar
23 May
8-10 wk
18 May
18 Jul
0 wk
8 Jun
8 Jul
3 wk after
Dill
Anethum graveolens
11 May
28 Jul
1 wk before
Wild chives
Allium schoenoprasum
23 Mar – 6 Apr
6 Jun
6-8 wk
18 May
18 Jul
0 wk
11 May
8 Jul
1 wk before
Spearmint
Mentha spicata
23 Feb – 23 Mar
23 May
8-12 wk
18 May
18 Jul
0 wk
8 Jun
8 Jul
3 wk after
Coriander
Coriandrum sativum
18 May
17 Aug
0 wk
28 May
7 Aug
1 wk after
Garden sage
Salvia officinalis
11 – 25 Mar
8 May
8-10 wk
20 May
3 Jul
0 wk
Common thyme
Thymus vulgaris
9 – 23 Mar
13 May
8-10 wk
18 May
8 Jul
0 wk
Oregano
Origanum vulgare
23 Mar – 6 Apr
27 May
6-8 wk
18 May
8 Jul
0 wk
8 Jun
28 Jun
3 wk after
Parsley
Petroselinum crispum
23 Mar – 6 Apr
27 May
6-8 wk
18 May
8 Jul
0 wk
11 May
28 Jun
1 wk before
Rosemary
Salvia rosmarinus
11 Feb – 11 Mar
9 Apr
10-14 wk
20 May
18 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
22 – 29 May
7 Jun
3-4 wk
19 Jun
28 Jun
5 wk after
Cornflower
Centaurea cyanus
18 May
18 Jul
0 wk
11 May
8 Jul
1 wk before
Statice
Limonium sinuatum
22 Mar – 5 Apr
11 May
8-10 wk
31 May
6 Jul
2 wk after
Sweet William
Dianthus barbatus
23 Mar – 6 Apr
6-8 wk
18 May
0 wk
23 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
5 – 19 Apr
25 May
6-8 wk
31 May
6 Jul
2 wk after
26 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
3 – 17 Apr
27 May
6-8 wk
29 May
8 Jul
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
13 Apr – 11 May
10 Jun
4-8 wk
8 Jun
8 Jul
3 wk after
8 Jun
28 Jun
3 wk after
Foxglove
Digitalis purpurea
9 – 23 Mar
8-10 wk
18 May
0 wk
28 May
1 wk after
Busy lizzie
Impatiens walleriana
27 Mar – 24 Apr
1 Jul
8-12 wk
19 Jun
26 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
5 – 19 Apr
4 Jun
6-8 wk
31 May
16 Jul
2 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
19 Apr – 3 May
14 May
4-6 wk
31 May
11 Jun
2 wk after
Chinese lantern
Physalis alkekengi
11 – 25 Mar
23 Apr
8-10 wk
20 May
18 Jun
0 wk
Love in a mist
Nigella damascena
18 May
3 Jul
0 wk
11 May
23 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
5 – 19 Apr
15 May
6-8 wk
31 May
26 Jun
2 wk after
26 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
25 Feb – 25 Mar
23 Apr
8-12 wk
20 May
18 Jun
0 wk
Cardoon
Cynara cardunculus
8 Mar – 5 Apr
24 Mar
8-12 wk
31 May
2 wk after
Regal-foxtail
Ptilotus nobilis
27 Mar – 24 Apr
23 Apr
8-12 wk
19 Jun
5 wk after
Globe amaranth
Gomphrena globosa
24 Apr – 8 May
7 May
6-8 wk
19 Jun
5 wk after
Corn poppy
Papaver rhoeas
18 May
18 Jul
0 wk
11 May
8 Jul
1 wk before
Snapdragon
Antirrhinum majus
23 Feb – 23 Mar
13 May
8-12 wk
18 May
8 Jul
0 wk
23 May
28 Jun
1 wk after
Flossflower
Ageratum houstonianum
10 – 24 Apr
21 May
8-10 wk
19 Jun
16 Jul
5 wk after
Sweet pea
Lathyrus odoratus
23 Mar – 13 Apr
3 Jun
5-8 wk
18 May
8 Jul
0 wk
Stock
Matthiola incana
23 Mar – 6 Apr
6 Jun
6-8 wk
18 May
18 Jul
0 wk
28 May
8 Jul
1 wk after
Wormwood
Artemisia absinthium
23 Mar – 6 Apr
7 May
6-8 wk
18 May
18 Jun
0 wk
28 May
8 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
8 – 22 May
16 May
4-6 wk
19 Jun
5 wk after
Garden pansy
Viola × wittrockiana
9 – 23 Mar
23 May
8-10 wk
18 May
18 Jul
0 wk
23 May
8 Jul
1 wk after
Petunia
Petunia
8 Mar – 5 Apr
11 May
8-12 wk
31 May
6 Jul
2 wk after
Sweet Scabious
Scabiosa atropurpurea
25 Mar – 8 Apr
7 May
6-8 wk
20 May
18 Jun
0 wk
23 Jun
5 wk after
Common zinnia
Zinnia elegans
19 Apr – 3 May
13 Jun
4-6 wk
31 May
11 Jul
2 wk after
Common morning glory
Ipomoea purpurea
15 – 29 May
7 Jun
3-5 wk
19 Jun
28 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
19 Apr – 3 May
10 Jun
4-6 wk
31 May
8 Jul
2 wk after
23 Jun
28 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
17 Apr – 15 May
23 May
8-12 wk
10 Jul
18 Jul
8 wk after
Bee balm
Monarda didyma
23 Feb – 23 Mar
23 Apr
8-12 wk
18 May
18 Jun
0 wk
8 Jun
8 Jun
3 wk after
Yarrow
Achillea millefolium
23 Mar – 6 Apr
7 Apr
6-8 wk
18 May
19 May
0 wk
28 May
1 wk after
Safflower
Carthamus tinctorius
18 May
18 Jun
0 wk
11 May
8 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
23 Mar – 6 Apr
27 May
6-8 wk
18 May
8 Jul
0 wk
9 Apr
28 Jun
6 wk before
Bishop's flower
Ammi majus
6 – 20 Apr
10 Jun
4-6 wk
18 May
8 Jul
0 wk
28 May
28 Jun
1 wk after
Drumsticks
Pycnosorus globosus
27 Mar – 10 Apr
2 Apr
10-12 wk
19 Jun
5 wk after
Sunflower
Helianthus annuus
3 – 10 May
17 Jun
3-4 wk
31 May
8 Jul
2 wk after
8 Jun
28 Jun
3 wk after
China aster
Callistephus chinensis
5 – 19 Apr
6 Jun
6-8 wk
31 May
18 Jul
2 wk after
23 Jun
8 Jul
5 wk after
Annual phlox
Phlox drummondii
29 Mar – 12 Apr
4 Jun
6-8 wk
24 May
16 Jul
1 wk after
23 Jun
6 Jul
5 wk after
Hollyhock
Alcea rosea
23 Mar – 6 Apr
6-8 wk
18 May
0 wk
28 May
1 wk after
Alpine delphinium
Delphinium elatum
23 Feb – 23 Mar
23 Apr
8-12 wk
18 May
18 Jun
0 wk
8 Jun
8 Jun
3 wk after
African marigold
Tagetes erecta
5 – 19 Apr
4 Jun
6-8 wk
31 May
16 Jul
2 wk after
Black-eyed Susan
Rudbeckia hirta
25 Mar – 8 Apr
27 May
6-8 wk
20 May
8 Jul
0 wk
23 Jun
28 Jun
5 wk after
Wood sage
Salvia nemorosa
9 – 23 Mar
13 Apr
8-10 wk
18 May
8 Jun
0 wk
8 Jun
3 wk after
Black-eyed susan vine
Thunbergia alata
10 Apr – 8 May
17 May
6-10 wk
19 Jun
28 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
18 May
18 Jul
0 wk
11 May
8 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
22 Mar – 5 Apr
10 May
8-10 wk
31 May
5 Jul
2 wk after
Water forget-me-not
Myosotis scorpioides
23 Mar – 6 Apr
7 May
6-8 wk
18 May
18 Jun
0 wk
28 May
8 Jun
1 wk after