Create your calendar
Method
Rel. frost
Last spring frost (0°C) 17 Jun Normal year · 20 years of data
Frost-free season 88 days 17 Jun – 13 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)
29 Apr – 13 May
15 Jun
5-7 wk
17 Jun
20 Jul
0 wk
21 Jun
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
6 – 20 May
27 Jun
4-6 wk
17 Jun
25 Jul
0 wk
21 Jun
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
29 Apr – 13 May
10 Jun
5-7 wk
17 Jun
15 Jul
0 wk
17 Jun
5 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Fleece
26 May – 2 Jun
2 Jun
4-5 wk
30 Jun
30 Jun
2 wk after
22 Jul
5 wk after
Butter bean
Phaseolus lunatus
Season too short
28 Jun – 5 Jul
3-4 wk
26 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
25 Mar – 22 Apr
8-12 wk
17 Jun
0 wk
17 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Fleece
13 Jun
1 wk before
13 Jun
1 wk before
Maize
Zea mays
Season too short
20 – 27 May
3-4 wk
17 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
22 – 29 May
29 Jun
3-4 wk
19 Jun
20 Jul
0 wk
8 Jul
10 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 Jun
5 Jul
0 wk
17 Jun
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
29 Apr – 13 May
10 Jun
5-7 wk
17 Jun
15 Jul
0 wk
17 Jun
5 Jul
0 wk
Potato
Solanum tuberosum
Fleece
10 – 24 May
13 May
4-6 wk
21 Jun
1 wk after
21 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Apr – 13 May
20 Jun
5-7 wk
17 Jun
25 Jul
0 wk
21 Jun
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
20 – 27 May
3-4 wk
17 Jun
0 wk
27 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Lettuce
Lactuca sativa
20 – 27 May
9 Jul
3-4 wk
17 Jun
30 Jul
0 wk
21 Jun
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
20 May – 3 Jun
2-4 wk
17 Jun
0 wk
17 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Fleece
13 Jun
1 wk before
13 Jun
1 wk before
Spinach
Spinacia oleracea
20 – 27 May
24 Jul
3-4 wk
17 Jun
14 Aug
0 wk
13 Jun
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
19 Jul – 2 Aug
4-6 wk
30 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Season too short
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
20 May – 3 Jun
2-4 wk
17 Jun
0 wk
8 Jul
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
6 – 20 May
22 Jun
4-6 wk
17 Jun
20 Jul
0 wk
Garden pea
Pisum sativum
20 – 27 May
24 Jun
3-4 wk
17 Jun
15 Jul
0 wk
21 Jun
5 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
Season too short
12 – 26 May
4-6 wk
23 Jun
1 wk after
Lemon balm
Melissa officinalis
8 – 22 Apr
20 May
8-10 wk
17 Jun
15 Jul
0 wk
22 Jul
5 wk after
Dill
Anethum graveolens
21 Jun
20 Jul
1 wk after
Wild chives
Allium schoenoprasum
22 Apr – 6 May
3 Jun
6-8 wk
17 Jun
15 Jul
0 wk
21 Jun
5 Jul
1 wk after
Spearmint
Mentha spicata
25 Mar – 22 Apr
20 May
8-12 wk
17 Jun
15 Jul
0 wk
22 Jul
5 wk after
Coriander
Coriandrum sativum
17 Jun
9 Aug
0 wk
8 Jul
30 Jul
3 wk after
Garden sage
Salvia officinalis
10 – 24 Apr
5 May
8-10 wk
19 Jun
30 Jun
0 wk
Common thyme
Thymus vulgaris
8 – 22 Apr
10 May
8-10 wk
17 Jun
5 Jul
0 wk
Oregano
Origanum vulgare
22 Apr – 6 May
24 May
6-8 wk
17 Jun
5 Jul
0 wk
22 Jul
5 wk after
Parsley
Petroselinum crispum
22 Apr – 6 May
24 May
6-8 wk
17 Jun
5 Jul
0 wk
21 Jun
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
Fleece
11 Mar – 8 Apr
3 Apr
10-14 wk
17 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
Season too short
26 May – 2 Jun
3-4 wk
23 Jun
1 wk after
Cornflower
Centaurea cyanus
17 Jun
15 Jul
0 wk
21 Jun
5 Jul
1 wk after
Statice
Limonium sinuatum
Fleece
14 – 28 Apr
8-10 wk
23 Jun
1 wk after
Sweet William
Dianthus barbatus
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
3 Jul
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
28 Apr – 12 May
6-8 wk
23 Jun
1 wk after
15 Aug
8 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
24 Apr – 8 May
30 Apr
6-8 wk
19 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
2 – 30 May
26 May
4-8 wk
27 Jun
1 wk after
27 Jun
1 wk after
Foxglove
Digitalis purpurea
8 – 22 Apr
8-10 wk
17 Jun
0 wk
8 Jul
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
7 Apr – 5 May
8 May
8-12 wk
30 Jun
3 Jul
2 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
28 Apr – 12 May
6 May
6-8 wk
23 Jun
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
19 May – 2 Jun
4-6 wk
30 Jun
2 wk after
Chinese lantern
Physalis alkekengi
10 – 24 Apr
15 Apr
8-10 wk
19 Jun
0 wk
Love in a mist
Nigella damascena
17 Jun
30 Jun
0 wk
21 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
Greenhouse
22 Apr – 6 May
27 Apr
6-8 wk
17 Jun
0 wk
28 Jul
6 wk after
Purple-top vervain
Verbena bonariensis
27 Mar – 24 Apr
15 Apr
8-12 wk
19 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
25 Mar – 22 Apr
8-12 wk
17 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
31 Mar – 28 Apr
8-12 wk
23 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
28 Apr – 12 May
6-8 wk
23 Jun
1 wk after
Corn poppy
Papaver rhoeas
17 Jun
15 Jul
0 wk
21 Jun
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
25 Mar – 22 Apr
10 May
8-12 wk
17 Jun
5 Jul
0 wk
3 Jul
2 wk after
Flossflower
Ageratum houstonianum
Greenhouse
14 – 28 Apr
3 May
8-10 wk
23 Jun
28 Jun
1 wk after
Sweet pea
Lathyrus odoratus
22 Apr – 13 May
31 May
5-8 wk
17 Jun
5 Jul
0 wk
Stock
Matthiola incana
22 Apr – 6 May
3 Jun
6-8 wk
17 Jun
15 Jul
0 wk
8 Jul
3 wk after
Wormwood
Artemisia absinthium
22 Apr – 6 May
4 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
12 – 26 May
4-6 wk
23 Jun
1 wk after
Garden pansy
Viola × wittrockiana
8 – 22 Apr
20 May
8-10 wk
17 Jun
15 Jul
0 wk
3 Jul
5 Jul
2 wk after
Petunia
Petunia
Fleece
31 Mar – 28 Apr
12 Apr
8-12 wk
23 Jun
1 wk after
Sweet Scabious
Scabiosa atropurpurea
24 Apr – 8 May
29 Apr
6-8 wk
19 Jun
0 wk
5 Aug
7 wk after
Common zinnia
Zinnia elegans
Greenhouse
6 – 20 May
24 May
4-6 wk
17 Jun
21 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
19 May – 2 Jun
3-5 wk
23 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Fleece
12 – 26 May
14 May
4-6 wk
23 Jun
1 wk after
22 Jul
5 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
7 Apr – 5 May
12 Apr
8-12 wk
30 Jun
2 wk after
Bee balm
Monarda didyma
25 Mar – 22 Apr
20 Apr
8-12 wk
17 Jun
0 wk
22 Jul
5 wk after
Yarrow
Achillea millefolium
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Safflower
Carthamus tinctorius
17 Jun
0 wk
21 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
22 Apr – 6 May
24 May
6-8 wk
17 Jun
5 Jul
0 wk
30 May
25 Jun
3 wk before
Bishop's flower
Ammi majus
6 – 20 May
7 Jun
4-6 wk
17 Jun
5 Jul
0 wk
8 Jul
3 wk after
Drumsticks
Pycnosorus globosus
Season too short
31 Mar – 14 Apr
10-12 wk
23 Jun
1 wk after
Sunflower
Helianthus annuus
Fleece
26 May – 2 Jun
11 Jun
3-4 wk
23 Jun
2 Jul
1 wk after
8 Jul
3 wk after
China aster
Callistephus chinensis
5 – 19 May
21 May
6-8 wk
30 Jun
2 Jul
2 wk after
5 Aug
7 wk after
Annual phlox
Phlox drummondii
Fleece
22 Apr – 6 May
6 May
6-8 wk
17 Jun
17 Jun
0 wk
22 Jul
5 wk after
Hollyhock
Alcea rosea
22 Apr – 6 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after
Alpine delphinium
Delphinium elatum
25 Mar – 22 Apr
20 Apr
8-12 wk
17 Jun
0 wk
22 Jul
5 wk after
African marigold
Tagetes erecta
Fleece
28 Apr – 12 May
6 May
6-8 wk
23 Jun
1 wk after
Black-eyed Susan
Rudbeckia hirta
24 Apr – 8 May
11 May
6-8 wk
19 Jun
22 Jun
0 wk
5 Aug
7 wk after
Wood sage
Salvia nemorosa
8 – 22 Apr
10 Apr
8-10 wk
17 Jun
0 wk
22 Jul
5 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
14 Apr – 12 May
6-10 wk
23 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
17 Jun
12 Jul
0 wk
21 Jun
2 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
Fleece
14 – 28 Apr
5 May
8-10 wk
23 Jun
30 Jun
1 wk after
Water forget-me-not
Myosotis scorpioides
22 Apr – 6 May
4 May
6-8 wk
17 Jun
0 wk
8 Jul
3 wk after