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Method
Rel. frost
Last spring frost (0°C) 21 Jun Normal year · 20 years of data
Frost-free season 66 days 21 Jun – 26 Aug
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)
3 – 17 May
11 Jun
5-7 wk
21 Jun
16 Jul
0 wk
22 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
10 – 24 May
23 Jun
4-6 wk
21 Jun
21 Jul
0 wk
22 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
3 – 17 May
6 Jun
5-7 wk
21 Jun
11 Jul
0 wk
21 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
1 wk after
Florence Fennel
Foeniculum vulgare
Season too short
23 – 30 May
29 May
4-5 wk
27 Jun
1 wk after
4 Jul
2 wk after
Butter bean
Phaseolus lunatus
Season too short
2 – 9 Jul
3-4 wk
30 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
0 wk
21 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
12 Jun
1 wk before
12 Jun
1 wk before
Maize
Zea mays
Season too short
24 – 31 May
3-4 wk
21 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
26 May – 2 Jun
13 Jun
3-4 wk
23 Jun
4 Jul
0 wk
4 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
21 Jun
26 Jun
0 wk
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
3 – 17 May
6 Jun
5-7 wk
21 Jun
11 Jul
0 wk
21 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
Season too short
7 – 21 May
11 May
4-6 wk
18 Jun
0 wk
18 Jun
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
3 – 17 May
11 Jun
5-7 wk
21 Jun
16 Jul
0 wk
22 Jun
6 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
30 May – 6 Jun
3-4 wk
27 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
24 – 31 May
3-4 wk
21 Jun
0 wk
21 Jun
0 wk
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
24 – 31 May
30 Jun
3-4 wk
21 Jun
21 Jul
0 wk
22 Jun
11 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
8 – 22 May
28 May
2-4 wk
5 Jun
11 Jun
2 wk before
5 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
12 Jun
1 wk before
12 Jun
1 wk before
Spinach
Spinacia oleracea
24 – 31 May
20 Jul
3-4 wk
21 Jun
10 Aug
0 wk
18 Jun
31 Jul
0 wk
Sweet potato
Ipomoea batatas
16 – 30 Jul
4-6 wk
27 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
24 May – 7 Jun
2-4 wk
21 Jun
0 wk
4 Jul
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
10 – 24 May
18 Jun
4-6 wk
21 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
24 – 31 May
15 Jun
3-4 wk
21 Jun
6 Jul
0 wk
22 Jun
26 Jun
0 wk

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
16 – 30 May
4-6 wk
27 Jun
1 wk after
Lemon balm
Melissa officinalis
12 – 26 Apr
11 May
8-10 wk
21 Jun
6 Jul
0 wk
16 Jul
4 wk after
Dill
Anethum graveolens
22 Jun
4 Jul
0 wk
Wild chives
Allium schoenoprasum
26 Apr – 10 May
30 May
6-8 wk
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
29 Mar – 26 Apr
16 May
8-12 wk
21 Jun
11 Jul
0 wk
16 Jul
4 wk after
Coriander
Coriandrum sativum
21 Jun
24 Jul
0 wk
4 Jul
14 Jul
2 wk after
Garden sage
Salvia officinalis
14 – 28 Apr
1 May
8-10 wk
23 Jun
26 Jun
0 wk
Common thyme
Thymus vulgaris
12 – 26 Apr
6 May
8-10 wk
21 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
16 Jul
4 wk after
Parsley
Petroselinum crispum
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
22 Jun
0 wk
Rosemary
Salvia rosmarinus
Greenhouse
15 Mar – 12 Apr
31 Mar
10-14 wk
21 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
30 May – 6 Jun
3-4 wk
27 Jun
1 wk after
Cornflower
Centaurea cyanus
21 Jun
11 Jul
0 wk
22 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Greenhouse
12 – 26 Apr
18 Apr
8-10 wk
21 Jun
0 wk
Sweet William
Dianthus barbatus
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
1 Jul
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
26 Apr – 10 May
2 May
6-8 wk
21 Jun
0 wk
23 Jul
5 wk after
Pinnate dahlia
Dahlia × pinnata
Greenhouse
26 Apr – 10 May
8 May
6-8 wk
21 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
2 – 30 May
22 May
4-8 wk
27 Jun
1 wk after
27 Jun
1 wk after
Foxglove
Digitalis purpurea
12 – 26 Apr
8-10 wk
21 Jun
0 wk
4 Jul
2 wk after
Busy lizzie
Impatiens walleriana
Greenhouse
4 Apr – 2 May
11 Jun
8-12 wk
27 Jun
6 Aug
1 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
26 Apr – 10 May
12 May
6-8 wk
21 Jun
23 Jun
0 wk
Hyacinth bean
Dolichos lablab
Season too short
23 May – 6 Jun
4-6 wk
4 Jul
2 wk after
Chinese lantern
Physalis alkekengi
Greenhouse
12 – 26 Apr
16 Apr
8-10 wk
21 Jun
0 wk
Love in a mist
Nigella damascena
21 Jun
21 Jun
0 wk
22 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Season too short
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
23 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
Greenhouse
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
29 Mar – 26 Apr
8-12 wk
21 Jun
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
4 Apr – 2 May
8-12 wk
27 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
2 – 16 May
6-8 wk
27 Jun
1 wk after
Corn poppy
Papaver rhoeas
21 Jun
6 Jul
0 wk
22 Jun
26 Jun
0 wk
Snapdragon
Antirrhinum majus
29 Mar – 26 Apr
1 May
8-12 wk
21 Jun
26 Jun
0 wk
1 Jul
1 wk after
Flossflower
Ageratum houstonianum
Season too short
18 Apr – 2 May
28 Apr
8-10 wk
27 Jun
1 wk after
Sweet pea
Lathyrus odoratus
26 Apr – 17 May
27 May
5-8 wk
21 Jun
1 Jul
0 wk
Stock
Matthiola incana
26 Apr – 10 May
25 May
6-8 wk
21 Jun
6 Jul
0 wk
4 Jul
2 wk after
Wormwood
Artemisia absinthium
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
16 – 30 May
4-6 wk
27 Jun
1 wk after
Garden pansy
Viola × wittrockiana
12 – 26 Apr
16 May
8-10 wk
21 Jun
11 Jul
0 wk
1 Jul
1 Jul
1 wk after
Petunia
Petunia
Greenhouse
29 Mar – 26 Apr
18 Apr
8-12 wk
21 Jun
0 wk
Sweet Scabious
Scabiosa atropurpurea
Greenhouse
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after
Common zinnia
Zinnia elegans
Greenhouse
10 – 24 May
24 May
4-6 wk
21 Jun
21 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
23 May – 6 Jun
3-5 wk
27 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
10 – 24 May
22 May
4-6 wk
21 Jun
0 wk
4 Jul
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
11 Apr – 9 May
8-12 wk
4 Jul
2 wk after
Bee balm
Monarda didyma
Fleece
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
4 Jul
2 wk after
Yarrow
Achillea millefolium
Greenhouse
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
21 Jun
0 wk
Safflower
Carthamus tinctorius
21 Jun
0 wk
22 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
26 Apr – 10 May
20 May
6-8 wk
21 Jun
1 Jul
0 wk
5 Jun
21 Jun
2 wk before
Bishop's flower
Ammi majus
10 – 24 May
29 May
4-6 wk
21 Jun
26 Jun
0 wk
4 Jul
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
4 – 18 Apr
10-12 wk
27 Jun
1 wk after
Sunflower
Helianthus annuus
Greenhouse
24 – 31 May
8 Jun
3-4 wk
21 Jun
29 Jun
0 wk
27 Jun
1 wk after
China aster
Callistephus chinensis
Greenhouse
26 Apr – 10 May
28 May
6-8 wk
21 Jun
9 Jul
0 wk
4 Jul
2 wk after
Annual phlox
Phlox drummondii
Greenhouse
26 Apr – 10 May
12 May
6-8 wk
21 Jun
23 Jun
0 wk
4 Jul
2 wk after
Hollyhock
Alcea rosea
26 Apr – 10 May
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after
Alpine delphinium
Delphinium elatum
Fleece
29 Mar – 26 Apr
16 Apr
8-12 wk
21 Jun
0 wk
4 Jul
2 wk after
African marigold
Tagetes erecta
Greenhouse
26 Apr – 10 May
12 May
6-8 wk
21 Jun
23 Jun
0 wk
Black-eyed Susan
Rudbeckia hirta
Fleece
26 Apr – 10 May
10 May
6-8 wk
21 Jun
21 Jun
0 wk
16 Jul
4 wk after
Wood sage
Salvia nemorosa
Greenhouse
12 – 26 Apr
8-10 wk
21 Jun
0 wk
27 Jun
1 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
18 Apr – 16 May
6-10 wk
27 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
21 Jun
1 Jul
0 wk
22 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Greenhouse
12 – 26 Apr
1 May
8-10 wk
21 Jun
26 Jun
0 wk
Water forget-me-not
Myosotis scorpioides
26 Apr – 10 May
30 Apr
6-8 wk
21 Jun
0 wk
4 Jul
2 wk after