Create your calendar
Method
Rel. frost
Last spring frost (0°C) 19 May Normal year · 20 years of data
Frost-free season 122 days 19 May – 18 Sep
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)
31 Mar – 14 Apr
12 Jun
5-7 wk
19 May
17 Jul
0 wk
20 May
7 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
7 – 21 Apr
24 Jun
4-6 wk
19 May
22 Jul
0 wk
20 May
12 Jul
0 wk
Chili pepper
Capsicum annuum
Greenhouse
7 Mar – 4 Apr
13 Apr
8-12 wk
30 May
8 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
31 Mar – 14 Apr
7 Jun
5-7 wk
19 May
12 Jul
0 wk
19 May
2 Jul
0 wk
Garden cucumber
Cucumis sativus
25 May – 1 Jun
3-4 wk
22 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
18 – 25 May
23 May
4-5 wk
22 Jun
5 wk after
1 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
1 – 8 Jun
3-4 wk
29 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
24 Feb – 24 Mar
28 Mar
8-12 wk
19 May
23 May
0 wk
1 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
20 May
12 Jun
0 wk
20 May
2 Jun
0 wk
Maize
Zea mays
11 – 18 May
14 May
3-4 wk
8 Jun
3 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
27 Apr – 4 May
1 Jul
3-4 wk
25 May
22 Jul
1 wk after
1 Jun
12 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
19 May
2 Jul
0 wk
19 May
22 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
31 Mar – 14 Apr
7 Jun
5-7 wk
19 May
12 Jul
0 wk
19 May
2 Jul
0 wk
Potato
Solanum tuberosum
17 Apr – 1 May
27 May
4-6 wk
29 May
24 Jun
1 wk after
29 May
14 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
31 Mar – 14 Apr
17 Jun
5-7 wk
19 May
22 Jul
0 wk
20 May
12 Jul
0 wk
Pumpkin
Cucurbita pepo
25 May – 1 Jun
12 Jun
3-4 wk
22 Jun
3 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
27 Apr – 4 May
9 Jun
3-4 wk
25 May
30 Jun
1 wk after
1 Jun
20 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Lettuce
Lactuca sativa
21 – 28 Apr
6 Jul
3-4 wk
19 May
27 Jul
0 wk
20 May
17 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
21 Apr – 5 May
29 May
2-4 wk
19 May
12 Jun
0 wk
19 May
2 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
20 May
12 Jun
0 wk
20 May
2 Jun
0 wk
Spinach
Spinacia oleracea
21 – 28 Apr
21 Jul
3-4 wk
19 May
11 Aug
0 wk
16 May
1 Aug
0 wk
Sweet potato
Ipomoea batatas
13 – 27 Jun
4-6 wk
25 Jul
10 wk after
Garden tomato
Solanum lycopersicum
13 – 27 Apr
23 Apr
6-8 wk
8 Jun
3 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
11 – 25 May
14 Jun
2-4 wk
8 Jun
28 Jun
3 wk after
1 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
7 – 21 Apr
19 Jun
4-6 wk
19 May
17 Jul
0 wk
Garden pea
Pisum sativum
21 – 28 Apr
21 Jun
3-4 wk
19 May
12 Jul
0 wk
20 May
2 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
11 – 25 May
21 May
4-6 wk
22 Jun
5 wk after
Lemon balm
Melissa officinalis
10 – 24 Mar
17 May
8-10 wk
19 May
12 Jul
0 wk
13 Jun
2 Jul
4 wk after
Dill
Anethum graveolens
20 May
22 Jul
0 wk
Wild chives
Allium schoenoprasum
24 Mar – 7 Apr
31 May
6-8 wk
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Spearmint
Mentha spicata
24 Feb – 24 Mar
17 May
8-12 wk
19 May
12 Jul
0 wk
13 Jun
2 Jul
4 wk after
Coriander
Coriandrum sativum
19 May
11 Aug
0 wk
1 Jun
1 Aug
2 wk after
Garden sage
Salvia officinalis
16 – 30 Mar
2 May
8-10 wk
25 May
27 Jun
1 wk after
Common thyme
Thymus vulgaris
10 – 24 Mar
7 May
8-10 wk
19 May
2 Jul
0 wk
Oregano
Origanum vulgare
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
13 Jun
22 Jun
4 wk after
Parsley
Petroselinum crispum
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
20 May
22 Jun
0 wk
Rosemary
Salvia rosmarinus
16 Feb – 16 Mar
27 Mar
10-14 wk
25 May
5 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
25 May – 1 Jun
28 May
3-4 wk
22 Jun
5 wk after
Cornflower
Centaurea cyanus
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Statice
Limonium sinuatum
30 Mar – 13 Apr
26 Apr
8-10 wk
8 Jun
21 Jun
3 wk after
Sweet William
Dianthus barbatus
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
29 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
13 – 27 Apr
10 May
6-8 wk
8 Jun
21 Jun
3 wk after
25 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
8 – 22 Apr
13 May
6-8 wk
3 Jun
24 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
18 Apr – 16 May
27 May
4-8 wk
13 Jun
24 Jun
4 wk after
13 Jun
14 Jun
4 wk after
Foxglove
Digitalis purpurea
10 – 24 Mar
8-10 wk
19 May
0 wk
1 Jun
2 wk after
Busy lizzie
Impatiens walleriana
30 Mar – 27 Apr
16 Jun
8-12 wk
22 Jun
11 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
13 – 27 Apr
20 May
6-8 wk
8 Jun
1 Jul
3 wk after
Hyacinth bean
Dolichos lablab
Season too short
27 Apr – 11 May
29 Apr
4-6 wk
8 Jun
3 wk after
Chinese lantern
Physalis alkekengi
16 – 30 Mar
17 Apr
8-10 wk
25 May
12 Jun
1 wk after
Love in a mist
Nigella damascena
19 May
27 Jun
0 wk
20 May
17 Jun
0 wk
Strawflower
Xerochrysum bracteatum
13 – 27 Apr
30 Apr
6-8 wk
8 Jun
11 Jun
3 wk after
25 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
2 – 30 Mar
17 Apr
8-12 wk
25 May
12 Jun
1 wk after
Cardoon
Cynara cardunculus
Fleece
7 Mar – 4 Apr
18 Mar
8-12 wk
30 May
2 wk after
Regal-foxtail
Ptilotus nobilis
30 Mar – 27 Apr
13 Apr
8-12 wk
22 Jun
5 wk after
Globe amaranth
Gomphrena globosa
27 Apr – 11 May
27 Apr
6-8 wk
22 Jun
5 wk after
Corn poppy
Papaver rhoeas
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Snapdragon
Antirrhinum majus
24 Feb – 24 Mar
7 May
8-12 wk
19 May
2 Jul
0 wk
29 May
22 Jun
1 wk after
Flossflower
Ageratum houstonianum
13 – 27 Apr
6 May
8-10 wk
22 Jun
1 Jul
5 wk after
Sweet pea
Lathyrus odoratus
24 Mar – 14 Apr
28 May
5-8 wk
19 May
2 Jul
0 wk
Stock
Matthiola incana
24 Mar – 7 Apr
31 May
6-8 wk
19 May
12 Jul
0 wk
1 Jun
2 Jul
2 wk after
Wormwood
Artemisia absinthium
24 Mar – 7 Apr
1 May
6-8 wk
19 May
12 Jun
0 wk
1 Jun
2 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
27 Apr – 11 May
14 May
4-6 wk
8 Jun
11 Jun
3 wk after
Garden pansy
Viola × wittrockiana
10 – 24 Mar
17 May
8-10 wk
19 May
12 Jul
0 wk
29 May
2 Jul
1 wk after
Petunia
Petunia
16 Mar – 13 Apr
26 Apr
8-12 wk
8 Jun
21 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
30 Mar – 13 Apr
1 May
6-8 wk
25 May
12 Jun
1 wk after
1 Jul
6 wk after
Common zinnia
Zinnia elegans
27 Apr – 11 May
29 May
4-6 wk
8 Jun
26 Jun
3 wk after
Common morning glory
Ipomoea purpurea
18 May – 1 Jun
28 May
3-5 wk
22 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
27 Apr – 11 May
27 May
4-6 wk
8 Jun
24 Jun
3 wk after
1 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
11 Apr – 9 May
13 May
8-12 wk
4 Jul
8 Jul
7 wk after
Bee balm
Monarda didyma
24 Feb – 24 Mar
17 Apr
8-12 wk
19 May
12 Jun
0 wk
13 Jun
4 wk after
Yarrow
Achillea millefolium
24 Mar – 7 Apr
1 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Safflower
Carthamus tinctorius
19 May
12 Jun
0 wk
20 May
2 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
24 Mar – 7 Apr
21 May
6-8 wk
19 May
2 Jul
0 wk
3 May
22 Jun
2 wk before
Bishop's flower
Ammi majus
7 – 21 Apr
4 Jun
4-6 wk
19 May
2 Jul
0 wk
1 Jun
22 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
16 – 30 Mar
26 Mar
10-12 wk
8 Jun
3 wk after
Sunflower
Helianthus annuus
11 – 18 May
4 Jun
3-4 wk
8 Jun
25 Jun
3 wk after
13 Jun
15 Jun
4 wk after
China aster
Callistephus chinensis
13 – 27 Apr
24 May
6-8 wk
8 Jun
5 Jul
3 wk after
1 Jul
6 wk after
Annual phlox
Phlox drummondii
4 – 18 Apr
20 May
6-8 wk
30 May
1 Jul
2 wk after
1 Jul
6 wk after
Hollyhock
Alcea rosea
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Alpine delphinium
Delphinium elatum
24 Feb – 24 Mar
17 Apr
8-12 wk
19 May
12 Jun
0 wk
13 Jun
4 wk after
African marigold
Tagetes erecta
13 – 27 Apr
20 May
6-8 wk
8 Jun
1 Jul
3 wk after
Black-eyed Susan
Rudbeckia hirta
30 Mar – 13 Apr
14 May
6-8 wk
25 May
25 Jun
1 wk after
1 Jul
6 wk after
Wood sage
Salvia nemorosa
10 – 24 Mar
7 Apr
8-10 wk
19 May
2 Jun
0 wk
13 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
13 Apr – 11 May
7 May
6-10 wk
22 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
19 May
12 Jul
0 wk
20 May
2 Jul
0 wk
Painted tongue
Salpiglossis sinuata
30 Mar – 13 Apr
25 Apr
8-10 wk
8 Jun
20 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
24 Mar – 7 Apr
1 May
6-8 wk
19 May
12 Jun
0 wk
1 Jun
2 Jun
2 wk after