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-1.4°
Last 24h: Slight frost recorded tonight at 01:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 9 Jun Frost 1 of 10 years · 20 years of data
Frost-free season 98 days 9 Jun – 15 Sep
Probability that frost is over

90% = 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)
21 Apr – 5 May
11 Jun
5-7 wk
9 Jun
16 Jul
0 wk
10 Jun
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
28 Apr – 12 May
23 Jun
4-6 wk
9 Jun
21 Jul
0 wk
10 Jun
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
28 Mar – 25 Apr
8-12 wk
20 Jun
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
21 Apr – 5 May
6 Jun
5-7 wk
9 Jun
11 Jul
0 wk
9 Jun
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
23 – 30 May
3-4 wk
20 Jun
2 wk after
Florence Fennel
Foeniculum vulgare
8 – 15 Jun
4-5 wk
13 Jul
5 wk after
22 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
22 – 29 Jun
3-4 wk
20 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Greenhouse
17 Mar – 14 Apr
27 Mar
8-12 wk
9 Jun
0 wk
9 Jun
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
10 Jun
0 wk
10 Jun
0 wk
Maize
Zea mays
Season too short
16 – 23 May
3-4 wk
13 Jun
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 May
30 Jun
3-4 wk
15 Jun
21 Jul
1 wk after
22 Jun
11 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
9 Jun
1 Jul
0 wk
9 Jun
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
21 Apr – 5 May
6 Jun
5-7 wk
9 Jun
11 Jul
0 wk
9 Jun
1 Jul
0 wk
Potato
Solanum tuberosum
8 – 22 May
19 May
4-6 wk
19 Jun
1 wk after
19 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
21 Apr – 5 May
16 Jun
5-7 wk
9 Jun
21 Jul
0 wk
10 Jun
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
23 – 30 May
3-4 wk
20 Jun
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 May
1 Jun
3-4 wk
15 Jun
22 Jun
1 wk after
22 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
28 Apr – 12 May
18 Jun
4-6 wk
9 Jun
16 Jul
0 wk
Lettuce
Lactuca sativa
12 – 19 May
5 Jul
3-4 wk
9 Jun
26 Jul
0 wk
10 Jun
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
28 Apr – 12 May
18 Jun
4-6 wk
9 Jun
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
12 – 26 May
23 May
2-4 wk
9 Jun
0 wk
9 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
10 Jun
0 wk
10 Jun
0 wk
Spinach
Spinacia oleracea
12 – 19 May
20 Jul
3-4 wk
9 Jun
10 Aug
0 wk
6 Jun
31 Jul
0 wk
Sweet potato
Ipomoea batatas
4 – 18 Jul
4-6 wk
15 Aug
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
18 Apr – 2 May
6-8 wk
13 Jun
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
16 – 30 May
16 May
2-4 wk
13 Jun
1 wk after
22 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
28 Apr – 12 May
18 Jun
4-6 wk
9 Jun
16 Jul
0 wk
Garden pea
Pisum sativum
12 – 19 May
20 Jun
3-4 wk
9 Jun
11 Jul
0 wk
10 Jun
1 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
Season too short
9 – 23 May
4-6 wk
20 Jun
2 wk after
Lemon balm
Melissa officinalis
31 Mar – 14 Apr
16 May
8-10 wk
9 Jun
11 Jul
0 wk
4 Jul
4 wk after
Dill
Anethum graveolens
10 Jun
21 Jul
0 wk
Wild chives
Allium schoenoprasum
14 – 28 Apr
30 May
6-8 wk
9 Jun
11 Jul
0 wk
10 Jun
1 Jul
0 wk
Spearmint
Mentha spicata
17 Mar – 14 Apr
16 May
8-12 wk
9 Jun
11 Jul
0 wk
4 Jul
4 wk after
Coriander
Coriandrum sativum
9 Jun
10 Aug
0 wk
22 Jun
31 Jul
2 wk after
Garden sage
Salvia officinalis
6 – 20 Apr
1 May
8-10 wk
15 Jun
26 Jun
1 wk after
Common thyme
Thymus vulgaris
31 Mar – 14 Apr
6 May
8-10 wk
9 Jun
1 Jul
0 wk
Oregano
Origanum vulgare
14 – 28 Apr
20 May
6-8 wk
9 Jun
1 Jul
0 wk
4 Jul
4 wk after
Parsley
Petroselinum crispum
14 – 28 Apr
20 May
6-8 wk
9 Jun
1 Jul
0 wk
10 Jun
21 Jun
0 wk
Rosemary
Salvia rosmarinus
9 Mar – 6 Apr
31 Mar
10-14 wk
15 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
Season too short
23 – 30 May
3-4 wk
20 Jun
2 wk after
Cornflower
Centaurea cyanus
9 Jun
11 Jul
0 wk
10 Jun
1 Jul
0 wk
Statice
Limonium sinuatum
Greenhouse
4 – 18 Apr
14 Apr
8-10 wk
13 Jun
1 wk after
Sweet William
Dianthus barbatus
14 – 28 Apr
6-8 wk
9 Jun
0 wk
19 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
18 Apr – 2 May
28 Apr
6-8 wk
13 Jun
1 wk after
11 Jul
5 wk after
Pinnate dahlia
Dahlia × pinnata
Greenhouse
14 – 28 Apr
28 Apr
6-8 wk
9 Jun
9 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
20 Apr – 18 May
12 May
4-8 wk
15 Jun
1 wk after
15 Jun
1 wk after
Foxglove
Digitalis purpurea
31 Mar – 14 Apr
8-10 wk
9 Jun
0 wk
22 Jun
2 wk after
Busy lizzie
Impatiens walleriana
20 Apr – 18 May
3 May
8-12 wk
13 Jul
5 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
25 Apr – 9 May
6-8 wk
20 Jun
2 wk after
Hyacinth bean
Dolichos lablab
Season too short
18 May – 1 Jun
4-6 wk
29 Jun
3 wk after
Chinese lantern
Physalis alkekengi
6 – 20 Apr
16 Apr
8-10 wk
15 Jun
1 wk after
Love in a mist
Nigella damascena
9 Jun
26 Jun
0 wk
10 Jun
16 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
18 Apr – 2 May
18 Apr
6-8 wk
13 Jun
1 wk after
11 Jul
5 wk after
Purple-top vervain
Verbena bonariensis
23 Mar – 20 Apr
16 Apr
8-12 wk
15 Jun
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
21 Mar – 18 Apr
8-12 wk
13 Jun
1 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
28 Mar – 25 Apr
8-12 wk
20 Jun
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
25 Apr – 9 May
6-8 wk
20 Jun
2 wk after
Corn poppy
Papaver rhoeas
9 Jun
11 Jul
0 wk
10 Jun
1 Jul
0 wk
Snapdragon
Antirrhinum majus
17 Mar – 14 Apr
6 May
8-12 wk
9 Jun
1 Jul
0 wk
19 Jun
21 Jun
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
11 – 25 Apr
24 Apr
8-10 wk
20 Jun
2 wk after
Sweet pea
Lathyrus odoratus
14 Apr – 5 May
27 May
5-8 wk
9 Jun
1 Jul
0 wk
Stock
Matthiola incana
14 – 28 Apr
30 May
6-8 wk
9 Jun
11 Jul
0 wk
22 Jun
1 Jul
2 wk after
Wormwood
Artemisia absinthium
14 – 28 Apr
30 Apr
6-8 wk
9 Jun
11 Jun
0 wk
22 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
9 – 23 May
4-6 wk
20 Jun
2 wk after
Garden pansy
Viola × wittrockiana
31 Mar – 14 Apr
16 May
8-10 wk
9 Jun
11 Jul
0 wk
19 Jun
1 Jul
1 wk after
Petunia
Petunia
Greenhouse
21 Mar – 18 Apr
14 Apr
8-12 wk
13 Jun
1 wk after
Sweet Scabious
Scabiosa atropurpurea
20 Apr – 4 May
30 Apr
6-8 wk
15 Jun
1 wk after
22 Jul
6 wk after
Common zinnia
Zinnia elegans
Greenhouse
2 – 16 May
4-6 wk
13 Jun
1 wk after
Common morning glory
Ipomoea purpurea
Season too short
16 – 30 May
3-5 wk
20 Jun
2 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
2 – 16 May
12 May
4-6 wk
13 Jun
1 wk after
22 Jun
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
6 Apr – 4 May
14 Apr
8-12 wk
29 Jun
3 wk after
Bee balm
Monarda didyma
17 Mar – 14 Apr
16 Apr
8-12 wk
9 Jun
11 Jun
0 wk
4 Jul
4 wk after
Yarrow
Achillea millefolium
14 – 28 Apr
6-8 wk
9 Jun
0 wk
22 Jun
2 wk after
Safflower
Carthamus tinctorius
9 Jun
11 Jun
0 wk
10 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
14 – 28 Apr
20 May
6-8 wk
9 Jun
1 Jul
0 wk
24 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
28 Apr – 12 May
3 Jun
4-6 wk
9 Jun
1 Jul
0 wk
22 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
28 Mar – 11 Apr
10-12 wk
20 Jun
2 wk after
Sunflower
Helianthus annuus
1 – 8 Jun
8 Jun
3-4 wk
29 Jun
29 Jun
3 wk after
4 Jul
4 wk after
China aster
Callistephus chinensis
4 – 18 May
28 May
6-8 wk
29 Jun
9 Jul
3 wk after
22 Jul
6 wk after
Annual phlox
Phlox drummondii
Fleece
18 Apr – 2 May
6-8 wk
13 Jun
1 wk after
4 Jul
4 wk after
Hollyhock
Alcea rosea
14 – 28 Apr
6-8 wk
9 Jun
0 wk
22 Jun
2 wk after
Alpine delphinium
Delphinium elatum
17 Mar – 14 Apr
16 Apr
8-12 wk
9 Jun
11 Jun
0 wk
4 Jul
4 wk after
African marigold
Tagetes erecta
Fleece
25 Apr – 9 May
6-8 wk
20 Jun
2 wk after
Black-eyed Susan
Rudbeckia hirta
20 Apr – 4 May
18 May
6-8 wk
15 Jun
29 Jun
1 wk after
22 Jul
6 wk after
Wood sage
Salvia nemorosa
31 Mar – 14 Apr
6 Apr
8-10 wk
9 Jun
0 wk
4 Jul
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
11 Apr – 9 May
6-10 wk
20 Jun
2 wk after
California goldenpoppy
Eschscholzia californica
9 Jun
11 Jul
0 wk
10 Jun
1 Jul
0 wk
Painted tongue
Salpiglossis sinuata
20 Apr – 4 May
23 Apr
8-10 wk
29 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
14 – 28 Apr
30 Apr
6-8 wk
9 Jun
11 Jun
0 wk
22 Jun
2 wk after