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-1.9°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 24 May Frost 1 of 4 years · 20 years of data
Frost-free season 135 days 24 May – 6 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)
5 – 19 Apr
19 Jun
5-7 wk
24 May
24 Jul
0 wk
18 May
14 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
12 – 26 Apr
1 Jul
4-6 wk
24 May
29 Jul
0 wk
18 May
19 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
28 Mar – 25 Apr
15 Apr
8-12 wk
20 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
5 – 19 Apr
14 Jun
5-7 wk
24 May
19 Jul
0 wk
11 May
9 Jul
2 wk before
Garden cucumber
Cucumis sativus
6 – 13 Jun
9 Jun
3-4 wk
4 Jul
6 wk after
Florence Fennel
Foeniculum vulgare
30 May – 6 Jun
11 Jun
4-5 wk
4 Jul
9 Jul
6 wk after
4 Jul
6 wk after
Butter bean
Phaseolus lunatus
Greenhouse
16 – 23 Jun
3-4 wk
14 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
1 – 29 Mar
4 Apr
8-12 wk
24 May
30 May
0 wk
6 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
18 May
19 Jun
1 wk before
18 May
9 Jun
1 wk before
Maize
Zea mays
23 – 30 May
30 May
3-4 wk
20 Jun
20 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
26 Apr – 3 May
8 Jul
3-4 wk
24 May
29 Jul
0 wk
6 Jun
19 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
24 May
9 Jul
0 wk
11 May
29 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
5 – 19 Apr
14 Jun
5-7 wk
24 May
19 Jul
0 wk
11 May
9 Jul
2 wk before
Potato
Solanum tuberosum
17 Apr – 1 May
11 Jun
4-6 wk
29 May
9 Jul
1 wk after
29 May
29 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
5 – 19 Apr
24 Jun
5-7 wk
24 May
29 Jul
0 wk
18 May
19 Jul
1 wk before
Pumpkin
Cucurbita pepo
6 – 13 Jun
23 Jun
3-4 wk
4 Jul
14 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
26 Apr – 3 May
26 Jun
3-4 wk
24 May
17 Jul
0 wk
6 Jun
7 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
12 – 26 Apr
26 Jun
4-6 wk
24 May
24 Jul
0 wk
Lettuce
Lactuca sativa
26 Apr – 3 May
13 Jul
3-4 wk
24 May
3 Aug
0 wk
18 May
24 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
12 – 26 Apr
26 Jun
4-6 wk
24 May
24 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
13 – 27 Apr
5 Jun
2-4 wk
11 May
19 Jun
2 wk before
11 May
9 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
18 May
19 Jun
1 wk before
18 May
9 Jun
1 wk before
Spinach
Spinacia oleracea
26 Apr – 3 May
28 Jul
3-4 wk
24 May
18 Aug
0 wk
4 May
8 Aug
3 wk before
Sweet potato
Ipomoea batatas
25 Jun – 9 Jul
4-6 wk
6 Aug
11 wk after
Garden tomato
Solanum lycopersicum
25 Apr – 9 May
9 May
6-8 wk
20 Jun
20 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
23 May – 6 Jun
25 Jun
2-4 wk
20 Jun
9 Jul
4 wk after
4 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
12 – 26 Apr
26 Jun
4-6 wk
24 May
24 Jul
0 wk
Garden pea
Pisum sativum
26 Apr – 3 May
28 Jun
3-4 wk
24 May
19 Jul
0 wk
18 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
23 May – 6 Jun
1 Jun
4-6 wk
4 Jul
6 wk after
Lemon balm
Melissa officinalis
15 – 29 Mar
24 May
8-10 wk
24 May
19 Jul
0 wk
19 Jun
9 Jul
4 wk after
Dill
Anethum graveolens
18 May
29 Jul
1 wk before
Wild chives
Allium schoenoprasum
29 Mar – 12 Apr
7 Jun
6-8 wk
24 May
19 Jul
0 wk
18 May
9 Jul
1 wk before
Spearmint
Mentha spicata
1 – 29 Mar
24 May
8-12 wk
24 May
19 Jul
0 wk
19 Jun
9 Jul
4 wk after
Coriander
Coriandrum sativum
24 May
18 Aug
0 wk
6 Jun
8 Aug
2 wk after
Garden sage
Salvia officinalis
15 – 29 Mar
9 May
8-10 wk
24 May
4 Jul
0 wk
Common thyme
Thymus vulgaris
15 – 29 Mar
14 May
8-10 wk
24 May
9 Jul
0 wk
Oregano
Origanum vulgare
29 Mar – 12 Apr
28 May
6-8 wk
24 May
9 Jul
0 wk
19 Jun
29 Jun
4 wk after
Parsley
Petroselinum crispum
29 Mar – 12 Apr
28 May
6-8 wk
24 May
9 Jul
0 wk
18 May
29 Jun
1 wk before
Rosemary
Salvia rosmarinus
15 Feb – 15 Mar
10 Apr
10-14 wk
24 May
19 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
6 – 13 Jun
8 Jun
3-4 wk
4 Jul
6 wk after
Cornflower
Centaurea cyanus
24 May
19 Jul
0 wk
18 May
9 Jul
1 wk before
Statice
Limonium sinuatum
11 – 25 Apr
10 May
8-10 wk
20 Jun
5 Jul
4 wk after
Sweet William
Dianthus barbatus
29 Mar – 12 Apr
6-8 wk
24 May
0 wk
29 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
25 Apr – 9 May
24 May
6-8 wk
20 Jun
5 Jul
4 wk after
6 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
20 Apr – 4 May
28 May
6-8 wk
15 Jun
9 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
24 Apr – 22 May
11 Jun
4-8 wk
19 Jun
9 Jul
4 wk after
19 Jun
29 Jun
4 wk after
Foxglove
Digitalis purpurea
15 – 29 Mar
8-10 wk
24 May
0 wk
6 Jun
2 wk after
Busy lizzie
Impatiens walleriana
11 Apr – 9 May
2 Jul
8-12 wk
4 Jul
27 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
25 Apr – 9 May
3 Jun
6-8 wk
20 Jun
15 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
9 – 23 May
15 May
4-6 wk
20 Jun
4 wk after
Chinese lantern
Physalis alkekengi
15 – 29 Mar
24 Apr
8-10 wk
24 May
19 Jun
0 wk
Love in a mist
Nigella damascena
24 May
4 Jul
0 wk
18 May
24 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
25 Apr – 9 May
14 May
6-8 wk
20 Jun
25 Jun
4 wk after
6 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
1 – 29 Mar
24 Apr
8-12 wk
24 May
19 Jun
0 wk
Cardoon
Cynara cardunculus
28 Mar – 25 Apr
8-12 wk
20 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
11 Apr – 9 May
24 Apr
8-12 wk
4 Jul
6 wk after
Globe amaranth
Gomphrena globosa
9 – 23 May
6-8 wk
4 Jul
6 wk after
Corn poppy
Papaver rhoeas
24 May
19 Jul
0 wk
18 May
9 Jul
1 wk before
Snapdragon
Antirrhinum majus
1 – 29 Mar
14 May
8-12 wk
24 May
9 Jul
0 wk
29 May
29 Jun
1 wk after
Flossflower
Ageratum houstonianum
25 Apr – 9 May
20 May
8-10 wk
4 Jul
15 Jul
6 wk after
Sweet pea
Lathyrus odoratus
29 Mar – 19 Apr
4 Jun
5-8 wk
24 May
9 Jul
0 wk
Stock
Matthiola incana
29 Mar – 12 Apr
7 Jun
6-8 wk
24 May
19 Jul
0 wk
6 Jun
9 Jul
2 wk after
Wormwood
Artemisia absinthium
29 Mar – 12 Apr
8 May
6-8 wk
24 May
19 Jun
0 wk
6 Jun
9 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
23 May – 6 Jun
4-6 wk
4 Jul
6 wk after
Garden pansy
Viola × wittrockiana
15 – 29 Mar
24 May
8-10 wk
24 May
19 Jul
0 wk
29 May
9 Jul
1 wk after
Petunia
Petunia
28 Mar – 25 Apr
10 May
8-12 wk
20 Jun
5 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
29 Mar – 12 Apr
8 May
6-8 wk
24 May
19 Jun
0 wk
4 Jul
6 wk after
Common zinnia
Zinnia elegans
9 – 23 May
14 Jun
4-6 wk
20 Jun
12 Jul
4 wk after
Common morning glory
Ipomoea purpurea
30 May – 13 Jun
8 Jun
3-5 wk
4 Jul
6 wk after
Garden cosmos
Cosmos bipinnatus
9 – 23 May
11 Jun
4-6 wk
20 Jun
9 Jul
4 wk after
4 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
29 Apr – 27 May
24 May
8-12 wk
22 Jul
8 wk after
Bee balm
Monarda didyma
1 – 29 Mar
24 Apr
8-12 wk
24 May
19 Jun
0 wk
19 Jun
4 wk after
Yarrow
Achillea millefolium
29 Mar – 12 Apr
8 Apr
6-8 wk
24 May
0 wk
6 Jun
2 wk after
Safflower
Carthamus tinctorius
24 May
19 Jun
0 wk
18 May
9 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
29 Mar – 12 Apr
28 May
6-8 wk
24 May
9 Jul
0 wk
8 Apr
29 Jun
7 wk before
Bishop's flower
Ammi majus
12 – 26 Apr
11 Jun
4-6 wk
24 May
9 Jul
0 wk
6 Jun
29 Jun
2 wk after
Drumsticks
Pycnosorus globosus
11 – 25 Apr
10-12 wk
4 Jul
6 wk after
Sunflower
Helianthus annuus
23 – 30 May
18 Jun
3-4 wk
20 Jun
9 Jul
4 wk after
19 Jun
29 Jun
4 wk after
China aster
Callistephus chinensis
25 Apr – 9 May
7 Jun
6-8 wk
20 Jun
19 Jul
4 wk after
4 Jul
9 Jul
6 wk after
Annual phlox
Phlox drummondii
16 – 30 Apr
3 Jun
6-8 wk
11 Jun
15 Jul
3 wk after
4 Jul
5 Jul
6 wk after
Hollyhock
Alcea rosea
29 Mar – 12 Apr
6-8 wk
24 May
0 wk
6 Jun
2 wk after
Alpine delphinium
Delphinium elatum
1 – 29 Mar
24 Apr
8-12 wk
24 May
19 Jun
0 wk
19 Jun
4 wk after
African marigold
Tagetes erecta
25 Apr – 9 May
3 Jun
6-8 wk
20 Jun
15 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
29 Mar – 12 Apr
28 May
6-8 wk
24 May
9 Jul
0 wk
4 Jul
6 wk after
Wood sage
Salvia nemorosa
15 – 29 Mar
14 Apr
8-10 wk
24 May
9 Jun
0 wk
19 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
25 Apr – 23 May
18 May
6-10 wk
4 Jul
6 wk after
California goldenpoppy
Eschscholzia californica
24 May
19 Jul
0 wk
18 May
9 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
11 – 25 Apr
14 May
8-10 wk
20 Jun
9 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
29 Mar – 12 Apr
8 May
6-8 wk
24 May
19 Jun
0 wk
6 Jun
9 Jun
2 wk after