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-3.2°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 8 May Frost 3 of 4 years · 20 years of data
Frost-free season 139 days 8 May – 24 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)
20 Mar – 3 Apr
19 Jun
5-7 wk
8 May
24 Jul
0 wk
2 May
14 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
27 Mar – 10 Apr
1 Jul
4-6 wk
8 May
29 Jul
0 wk
2 May
19 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
12 Mar – 9 Apr
3 Apr
8-12 wk
4 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
20 Mar – 3 Apr
14 Jun
5-7 wk
8 May
19 Jul
0 wk
25 Apr
9 Jul
2 wk before
Garden cucumber
Cucumis sativus
21 – 28 May
28 May
3-4 wk
18 Jun
18 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
14 – 21 May
27 May
4-5 wk
18 Jun
24 Jun
6 wk after
18 Jun
6 wk after
Butter bean
Phaseolus lunatus
Greenhouse
31 May – 7 Jun
3-4 wk
28 Jun
7 wk after
Onion
Allium cepa (Cepa-gruppen)
13 Feb – 13 Mar
4 Apr
8-12 wk
8 May
30 May
0 wk
21 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
2 May
19 Jun
1 wk before
2 May
9 Jun
1 wk before
Maize
Zea mays
7 – 14 May
18 May
3-4 wk
4 Jun
8 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
10 – 17 Apr
6 Jul
3-4 wk
8 May
27 Jul
0 wk
21 May
17 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
8 May
9 Jul
0 wk
25 Apr
29 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
20 Mar – 3 Apr
14 Jun
5-7 wk
8 May
19 Jul
0 wk
25 Apr
9 Jul
2 wk before
Potato
Solanum tuberosum
1 – 15 Apr
5 Jun
4-6 wk
13 May
3 Jul
1 wk after
13 May
23 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
20 Mar – 3 Apr
24 Jun
5-7 wk
8 May
29 Jul
0 wk
2 May
19 Jul
1 wk before
Pumpkin
Cucurbita pepo
21 – 28 May
16 Jun
3-4 wk
18 Jun
7 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
10 – 17 Apr
14 Jun
3-4 wk
8 May
5 Jul
0 wk
21 May
25 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
27 Mar – 10 Apr
26 Jun
4-6 wk
8 May
24 Jul
0 wk
Lettuce
Lactuca sativa
10 – 17 Apr
13 Jul
3-4 wk
8 May
3 Aug
0 wk
2 May
24 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
27 Mar – 10 Apr
26 Jun
4-6 wk
8 May
24 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Mar – 11 Apr
5 Jun
2-4 wk
25 Apr
19 Jun
2 wk before
25 Apr
9 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
2 May
19 Jun
1 wk before
2 May
9 Jun
1 wk before
Spinach
Spinacia oleracea
10 – 17 Apr
28 Jul
3-4 wk
8 May
18 Aug
0 wk
18 Apr
8 Aug
3 wk before
Sweet potato
Ipomoea batatas
9 – 23 Jun
4-6 wk
21 Jul
11 wk after
Garden tomato
Solanum lycopersicum
9 – 23 Apr
27 Apr
6-8 wk
4 Jun
8 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
7 – 21 May
18 Jun
2-4 wk
4 Jun
2 Jul
4 wk after
18 Jun
22 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
27 Mar – 10 Apr
26 Jun
4-6 wk
8 May
24 Jul
0 wk
Garden pea
Pisum sativum
10 – 17 Apr
28 Jun
3-4 wk
8 May
19 Jul
0 wk
2 May
9 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
7 – 21 May
25 May
4-6 wk
18 Jun
22 Jun
6 wk after
Lemon balm
Melissa officinalis
27 Feb – 13 Mar
24 May
8-10 wk
8 May
19 Jul
0 wk
3 Jun
9 Jul
4 wk after
Dill
Anethum graveolens
2 May
27 Jul
1 wk before
Wild chives
Allium schoenoprasum
13 – 27 Mar
7 Jun
6-8 wk
8 May
19 Jul
0 wk
2 May
9 Jul
1 wk before
Spearmint
Mentha spicata
13 Feb – 13 Mar
24 May
8-12 wk
8 May
19 Jul
0 wk
3 Jun
9 Jul
4 wk after
Coriander
Coriandrum sativum
8 May
16 Aug
0 wk
21 May
6 Aug
2 wk after
Garden sage
Salvia officinalis
27 Feb – 13 Mar
9 May
8-10 wk
8 May
4 Jul
0 wk
Common thyme
Thymus vulgaris
27 Feb – 13 Mar
14 May
8-10 wk
8 May
9 Jul
0 wk
Oregano
Origanum vulgare
13 – 27 Mar
28 May
6-8 wk
8 May
9 Jul
0 wk
3 Jun
29 Jun
4 wk after
Parsley
Petroselinum crispum
13 – 27 Mar
28 May
6-8 wk
8 May
9 Jul
0 wk
2 May
29 Jun
1 wk before
Rosemary
Salvia rosmarinus
30 Jan – 27 Feb
2 Apr
10-14 wk
8 May
11 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
21 – 28 May
1 Jun
3-4 wk
18 Jun
22 Jun
6 wk after
Cornflower
Centaurea cyanus
8 May
19 Jul
0 wk
2 May
9 Jul
1 wk before
Statice
Limonium sinuatum
26 Mar – 9 Apr
4 May
8-10 wk
4 Jun
29 Jun
4 wk after
Sweet William
Dianthus barbatus
13 – 27 Mar
6-8 wk
8 May
0 wk
13 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
9 – 23 Apr
18 May
6-8 wk
4 Jun
29 Jun
4 wk after
21 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
4 – 18 Apr
22 May
6-8 wk
30 May
3 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
8 Apr – 6 May
5 Jun
4-8 wk
3 Jun
3 Jul
4 wk after
3 Jun
23 Jun
4 wk after
Foxglove
Digitalis purpurea
27 Feb – 13 Mar
8-10 wk
8 May
0 wk
21 May
2 wk after
Busy lizzie
Impatiens walleriana
26 Mar – 23 Apr
23 Jun
8-12 wk
18 Jun
18 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
9 – 23 Apr
28 May
6-8 wk
4 Jun
9 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
23 Apr – 7 May
6 May
4-6 wk
4 Jun
4 wk after
Chinese lantern
Physalis alkekengi
27 Feb – 13 Mar
22 Apr
8-10 wk
8 May
17 Jun
0 wk
Love in a mist
Nigella damascena
8 May
4 Jul
0 wk
2 May
24 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
9 – 23 Apr
8 May
6-8 wk
4 Jun
19 Jun
4 wk after
21 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
13 Feb – 13 Mar
22 Apr
8-12 wk
8 May
17 Jun
0 wk
Cardoon
Cynara cardunculus
Fleece
3 – 31 Mar
25 Mar
8-12 wk
26 May
3 wk after
Regal-foxtail
Ptilotus nobilis
26 Mar – 23 Apr
17 Apr
8-12 wk
18 Jun
6 wk after
Globe amaranth
Gomphrena globosa
23 Apr – 7 May
1 May
6-8 wk
18 Jun
6 wk after
Corn poppy
Papaver rhoeas
8 May
19 Jul
0 wk
2 May
9 Jul
1 wk before
Snapdragon
Antirrhinum majus
13 Feb – 13 Mar
14 May
8-12 wk
8 May
9 Jul
0 wk
13 May
29 Jun
1 wk after
Flossflower
Ageratum houstonianum
9 – 23 Apr
14 May
8-10 wk
18 Jun
9 Jul
6 wk after
Sweet pea
Lathyrus odoratus
13 Mar – 3 Apr
4 Jun
5-8 wk
8 May
9 Jul
0 wk
Stock
Matthiola incana
13 – 27 Mar
7 Jun
6-8 wk
8 May
19 Jul
0 wk
21 May
9 Jul
2 wk after
Wormwood
Artemisia absinthium
13 – 27 Mar
8 May
6-8 wk
8 May
19 Jun
0 wk
21 May
9 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
7 – 21 May
10 May
4-6 wk
18 Jun
6 wk after
Garden pansy
Viola × wittrockiana
27 Feb – 13 Mar
24 May
8-10 wk
8 May
19 Jul
0 wk
13 May
9 Jul
1 wk after
Petunia
Petunia
12 Mar – 9 Apr
4 May
8-12 wk
4 Jun
29 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
13 – 27 Mar
6 May
6-8 wk
8 May
17 Jun
0 wk
18 Jun
6 wk after
Common zinnia
Zinnia elegans
23 Apr – 7 May
5 Jun
4-6 wk
4 Jun
3 Jul
4 wk after
Common morning glory
Ipomoea purpurea
14 – 28 May
1 Jun
3-5 wk
18 Jun
22 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
23 Apr – 7 May
5 Jun
4-6 wk
4 Jun
3 Jul
4 wk after
18 Jun
23 Jun
6 wk after
Scarlet milkweed
Asclepias curassavica
13 Apr – 11 May
17 May
8-12 wk
6 Jul
12 Jul
8 wk after
Bee balm
Monarda didyma
13 Feb – 13 Mar
24 Apr
8-12 wk
8 May
19 Jun
0 wk
3 Jun
9 Jun
4 wk after
Yarrow
Achillea millefolium
13 – 27 Mar
8 Apr
6-8 wk
8 May
20 May
0 wk
21 May
2 wk after
Safflower
Carthamus tinctorius
8 May
19 Jun
0 wk
2 May
9 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
13 – 27 Mar
28 May
6-8 wk
8 May
9 Jul
0 wk
23 Mar
29 Jun
7 wk before
Bishop's flower
Ammi majus
27 Mar – 10 Apr
11 Jun
4-6 wk
8 May
9 Jul
0 wk
21 May
29 Jun
2 wk after
Drumsticks
Pycnosorus globosus
26 Mar – 9 Apr
10-12 wk
18 Jun
6 wk after
Sunflower
Helianthus annuus
7 – 14 May
10 Jun
3-4 wk
4 Jun
1 Jul
4 wk after
3 Jun
21 Jun
4 wk after
China aster
Callistephus chinensis
9 – 23 Apr
30 May
6-8 wk
4 Jun
11 Jul
4 wk after
18 Jun
1 Jul
6 wk after
Annual phlox
Phlox drummondii
31 Mar – 14 Apr
28 May
6-8 wk
26 May
9 Jul
3 wk after
18 Jun
29 Jun
6 wk after
Hollyhock
Alcea rosea
13 – 27 Mar
6-8 wk
8 May
0 wk
21 May
2 wk after
Alpine delphinium
Delphinium elatum
13 Feb – 13 Mar
24 Apr
8-12 wk
8 May
19 Jun
0 wk
3 Jun
9 Jun
4 wk after
African marigold
Tagetes erecta
9 – 23 Apr
28 May
6-8 wk
4 Jun
9 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
13 – 27 Mar
20 May
6-8 wk
8 May
1 Jul
0 wk
18 Jun
21 Jun
6 wk after
Wood sage
Salvia nemorosa
27 Feb – 13 Mar
14 Apr
8-10 wk
8 May
9 Jun
0 wk
3 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
9 Apr – 7 May
11 May
6-10 wk
18 Jun
22 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
8 May
19 Jul
0 wk
2 May
9 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
26 Mar – 9 Apr
29 Apr
8-10 wk
4 Jun
24 Jun
4 wk after
Water forget-me-not
Myosotis scorpioides
13 – 27 Mar
8 May
6-8 wk
8 May
19 Jun
0 wk
21 May
9 Jun
2 wk after