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0.9°
Near frost tonight at 04:00. Bring in or cover sensitive plants
-3.3°
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
17 Jun
5-7 wk
8 May
22 Jul
0 wk
1 May
12 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
27 Mar – 10 Apr
29 Jun
4-6 wk
8 May
27 Jul
0 wk
1 May
17 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
4 Mar – 1 Apr
2 Apr
8-12 wk
27 May
28 May
3 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
20 Mar – 3 Apr
12 Jun
5-7 wk
8 May
17 Jul
0 wk
26 Apr
7 Jul
2 wk before
Garden cucumber
Cucumis sativus
16 – 23 May
27 May
3-4 wk
13 Jun
17 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
9 – 16 May
27 May
4-5 wk
13 Jun
24 Jun
5 wk after
13 Jun
14 Jun
5 wk after
Butter bean
Phaseolus lunatus
Greenhouse
23 – 30 May
24 May
3-4 wk
20 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
13 Feb – 13 Mar
2 Apr
8-12 wk
8 May
28 May
0 wk
18 May
18 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
1 May
17 Jun
1 wk before
1 May
7 Jun
1 wk before
Maize
Zea mays
29 Apr – 6 May
17 May
3-4 wk
27 May
7 Jun
3 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
16 – 23 Apr
6 Jul
3-4 wk
14 May
27 Jul
1 wk after
18 May
17 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
8 May
7 Jul
0 wk
26 Apr
27 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
20 Mar – 3 Apr
12 Jun
5-7 wk
8 May
17 Jul
0 wk
26 Apr
7 Jul
2 wk before
Potato
Solanum tuberosum
1 – 15 Apr
29 May
4-6 wk
13 May
26 Jun
1 wk after
13 May
16 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
20 Mar – 3 Apr
22 Jun
5-7 wk
8 May
27 Jul
0 wk
1 May
17 Jul
1 wk before
Pumpkin
Cucurbita pepo
16 – 23 May
16 Jun
3-4 wk
13 Jun
7 Jul
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
16 – 23 Apr
12 Jun
3-4 wk
14 May
3 Jul
1 wk after
18 May
23 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
27 Mar – 10 Apr
24 Jun
4-6 wk
8 May
22 Jul
0 wk
Lettuce
Lactuca sativa
10 – 17 Apr
11 Jul
3-4 wk
8 May
1 Aug
0 wk
1 May
22 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
27 Mar – 10 Apr
24 Jun
4-6 wk
8 May
22 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
29 Mar – 12 Apr
3 Jun
2-4 wk
26 Apr
17 Jun
2 wk before
26 Apr
7 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
1 May
17 Jun
1 wk before
1 May
7 Jun
1 wk before
Spinach
Spinacia oleracea
10 – 17 Apr
26 Jul
3-4 wk
8 May
16 Aug
0 wk
20 Apr
6 Aug
3 wk before
Sweet potato
Ipomoea batatas
4 – 18 Jun
4-6 wk
16 Jul
10 wk after
Garden tomato
Solanum lycopersicum
1 – 15 Apr
26 Apr
6-8 wk
27 May
7 Jun
3 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
29 Apr – 13 May
18 Jun
2-4 wk
27 May
2 Jul
3 wk after
13 Jun
22 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
27 Mar – 10 Apr
24 Jun
4-6 wk
8 May
22 Jul
0 wk
Garden pea
Pisum sativum
10 – 17 Apr
26 Jun
3-4 wk
8 May
17 Jul
0 wk
1 May
7 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
2 – 16 May
25 May
4-6 wk
13 Jun
22 Jun
5 wk after
Lemon balm
Melissa officinalis
27 Feb – 13 Mar
22 May
8-10 wk
8 May
17 Jul
0 wk
29 May
7 Jul
3 wk after
Dill
Anethum graveolens
1 May
27 Jul
1 wk before
Wild chives
Allium schoenoprasum
13 – 27 Mar
5 Jun
6-8 wk
8 May
17 Jul
0 wk
1 May
7 Jul
1 wk before
Spearmint
Mentha spicata
13 Feb – 13 Mar
22 May
8-12 wk
8 May
17 Jul
0 wk
29 May
7 Jul
3 wk after
Coriander
Coriandrum sativum
8 May
16 Aug
0 wk
18 May
6 Aug
1 wk after
Garden sage
Salvia officinalis
5 – 19 Mar
7 May
8-10 wk
14 May
2 Jul
1 wk after
Common thyme
Thymus vulgaris
27 Feb – 13 Mar
12 May
8-10 wk
8 May
7 Jul
0 wk
Oregano
Origanum vulgare
13 – 27 Mar
26 May
6-8 wk
8 May
7 Jul
0 wk
29 May
27 Jun
3 wk after
Parsley
Petroselinum crispum
13 – 27 Mar
26 May
6-8 wk
8 May
7 Jul
0 wk
1 May
27 Jun
1 wk before
Rosemary
Salvia rosmarinus
5 Feb – 5 Mar
4 Apr
10-14 wk
14 May
13 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
16 – 23 May
1 Jun
3-4 wk
13 Jun
22 Jun
5 wk after
Cornflower
Centaurea cyanus
8 May
17 Jul
0 wk
1 May
7 Jul
1 wk before
Statice
Limonium sinuatum
18 Mar – 1 Apr
1 May
8-10 wk
27 May
26 Jun
3 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
1 – 15 Apr
15 May
6-8 wk
27 May
26 Jun
3 wk after
16 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
27 Mar – 10 Apr
20 May
6-8 wk
22 May
1 Jul
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
3 Apr – 1 May
3 Jun
4-8 wk
29 May
1 Jul
3 wk after
29 May
21 Jun
3 wk after
Foxglove
Digitalis purpurea
27 Feb – 13 Mar
8-10 wk
8 May
0 wk
18 May
1 wk after
Busy lizzie
Impatiens walleriana
21 Mar – 18 Apr
24 Jun
8-12 wk
13 Jun
19 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
1 – 15 Apr
25 May
6-8 wk
27 May
6 Jul
3 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
15 – 29 Apr
7 May
4-6 wk
27 May
4 Jun
3 wk after
Chinese lantern
Physalis alkekengi
5 – 19 Mar
22 Apr
8-10 wk
14 May
17 Jun
1 wk after
Love in a mist
Nigella damascena
8 May
2 Jul
0 wk
1 May
22 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
1 – 15 Apr
5 May
6-8 wk
27 May
16 Jun
3 wk after
16 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
19 Feb – 19 Mar
22 Apr
8-12 wk
14 May
17 Jun
1 wk after
Cardoon
Cynara cardunculus
4 Mar – 1 Apr
23 Mar
8-12 wk
27 May
3 wk after
Regal-foxtail
Ptilotus nobilis
21 Mar – 18 Apr
17 Apr
8-12 wk
13 Jun
5 wk after
Globe amaranth
Gomphrena globosa
18 Apr – 2 May
1 May
6-8 wk
13 Jun
5 wk after
Corn poppy
Papaver rhoeas
8 May
17 Jul
0 wk
1 May
7 Jul
1 wk before
Snapdragon
Antirrhinum majus
13 Feb – 13 Mar
12 May
8-12 wk
8 May
7 Jul
0 wk
13 May
27 Jun
1 wk after
Flossflower
Ageratum houstonianum
4 – 18 Apr
11 May
8-10 wk
13 Jun
6 Jul
5 wk after
Sweet pea
Lathyrus odoratus
13 Mar – 3 Apr
2 Jun
5-8 wk
8 May
7 Jul
0 wk
Stock
Matthiola incana
13 – 27 Mar
5 Jun
6-8 wk
8 May
17 Jul
0 wk
18 May
7 Jul
1 wk after
Wormwood
Artemisia absinthium
13 – 27 Mar
6 May
6-8 wk
8 May
17 Jun
0 wk
18 May
7 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
2 – 16 May
10 May
4-6 wk
13 Jun
5 wk after
Garden pansy
Viola × wittrockiana
27 Feb – 13 Mar
22 May
8-10 wk
8 May
17 Jul
0 wk
13 May
7 Jul
1 wk after
Petunia
Petunia
4 Mar – 1 Apr
1 May
8-12 wk
27 May
26 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
19 Mar – 2 Apr
6 May
6-8 wk
14 May
17 Jun
1 wk after
13 Jun
5 wk after
Common zinnia
Zinnia elegans
15 – 29 Apr
6 Jun
4-6 wk
27 May
4 Jul
3 wk after
Common morning glory
Ipomoea purpurea
9 – 23 May
1 Jun
3-5 wk
13 Jun
22 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
15 – 29 Apr
3 Jun
4-6 wk
27 May
1 Jul
3 wk after
13 Jun
21 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
2 – 30 Apr
17 May
8-12 wk
25 Jun
12 Jul
7 wk after
Bee balm
Monarda didyma
13 Feb – 13 Mar
22 Apr
8-12 wk
8 May
17 Jun
0 wk
29 May
7 Jun
3 wk after
Yarrow
Achillea millefolium
13 – 27 Mar
6 Apr
6-8 wk
8 May
18 May
0 wk
18 May
1 wk after
Safflower
Carthamus tinctorius
8 May
17 Jun
0 wk
1 May
7 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
13 – 27 Mar
26 May
6-8 wk
8 May
7 Jul
0 wk
30 Mar
27 Jun
6 wk before
Bishop's flower
Ammi majus
27 Mar – 10 Apr
9 Jun
4-6 wk
8 May
7 Jul
0 wk
18 May
27 Jun
1 wk after
Drumsticks
Pycnosorus globosus
21 Mar – 4 Apr
26 Mar
10-12 wk
13 Jun
5 wk after
Sunflower
Helianthus annuus
29 Apr – 6 May
12 Jun
3-4 wk
27 May
3 Jul
3 wk after
29 May
23 Jun
3 wk after
China aster
Callistephus chinensis
1 – 15 Apr
1 Jun
6-8 wk
27 May
13 Jul
3 wk after
13 Jun
3 Jul
5 wk after
Annual phlox
Phlox drummondii
24 Mar – 7 Apr
25 May
6-8 wk
19 May
6 Jul
2 wk after
13 Jun
26 Jun
5 wk after
Hollyhock
Alcea rosea
13 – 27 Mar
6-8 wk
8 May
0 wk
18 May
1 wk after
Alpine delphinium
Delphinium elatum
13 Feb – 13 Mar
22 Apr
8-12 wk
8 May
17 Jun
0 wk
29 May
7 Jun
3 wk after
African marigold
Tagetes erecta
1 – 15 Apr
25 May
6-8 wk
27 May
6 Jul
3 wk after
Black-eyed Susan
Rudbeckia hirta
19 Mar – 2 Apr
22 May
6-8 wk
14 May
3 Jul
1 wk after
13 Jun
23 Jun
5 wk after
Wood sage
Salvia nemorosa
27 Feb – 13 Mar
12 Apr
8-10 wk
8 May
7 Jun
0 wk
29 May
3 wk after
Black-eyed susan vine
Thunbergia alata
4 Apr – 2 May
11 May
6-10 wk
13 Jun
22 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
8 May
17 Jul
0 wk
1 May
7 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
18 Mar – 1 Apr
29 Apr
8-10 wk
27 May
24 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
13 – 27 Mar
6 May
6-8 wk
8 May
17 Jun
0 wk
18 May
7 Jun
1 wk after