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0.2°
Last 24h: Near frost recorded tonight at 04:00. Inspect for frost damage
No frost in sight Last frost normally in 8 days (17 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 17 May Frost 1 of 4 years · 20 years of data
Frost-free season 150 days 17 May – 14 Oct
Probability that frost is over

75% = Half of years are frost-free by this date. More about frost & season →

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Vegetables

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
29 Mar – 12 Apr
15 Jun
5-7 wk
17 May
20 Jul
0 wk
21 May
10 Jul
1 wk after
Broccoli
Brassica oleracea (Italica-gruppen)
5 – 19 Apr
27 Jun
4-6 wk
17 May
25 Jul
0 wk
21 May
15 Jul
1 wk after
Chili pepper
Capsicum annuum
Fleece
21 Mar – 18 Apr
12 Apr
8-12 wk
13 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
29 Mar – 12 Apr
10 Jun
5-7 wk
17 May
15 Jul
0 wk
17 May
5 Jul
0 wk
Garden cucumber
Cucumis sativus
1 – 8 Jun
6 Jun
3-4 wk
29 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
25 May – 1 Jun
7 Jun
4-5 wk
29 Jun
5 Jul
6 wk after
5 Jul
7 wk after
Butter bean
Phaseolus lunatus
Greenhouse
6 – 13 Jun
3-4 wk
4 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
22 Feb – 22 Mar
31 Mar
8-12 wk
17 May
26 May
0 wk
7 Jun
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
21 May
15 Jun
1 wk after
21 May
5 Jun
1 wk after
Maize
Zea mays
16 – 23 May
27 May
3-4 wk
13 Jun
17 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
27 Apr – 4 May
4 Jul
3-4 wk
25 May
25 Jul
1 wk after
7 Jun
15 Jul
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
17 May
5 Jul
0 wk
17 May
25 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
29 Mar – 12 Apr
10 Jun
5-7 wk
17 May
15 Jul
0 wk
17 May
5 Jul
0 wk
Potato
Solanum tuberosum
21 Apr – 5 May
5 Jun
4-6 wk
2 Jun
3 Jul
2 wk after
2 Jun
23 Jun
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Mar – 12 Apr
20 Jun
5-7 wk
17 May
25 Jul
0 wk
21 May
15 Jul
1 wk after
Pumpkin
Cucurbita pepo
1 – 8 Jun
21 Jun
3-4 wk
29 Jun
12 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
27 Apr – 4 May
17 Jun
3-4 wk
25 May
8 Jul
1 wk after
7 Jun
28 Jun
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
5 – 19 Apr
22 Jun
4-6 wk
17 May
20 Jul
0 wk
Lettuce
Lactuca sativa
19 – 26 Apr
9 Jul
3-4 wk
17 May
30 Jul
0 wk
21 May
20 Jul
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
5 – 19 Apr
22 Jun
4-6 wk
17 May
20 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
19 Apr – 3 May
1 Jun
2-4 wk
17 May
15 Jun
0 wk
17 May
5 Jun
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
21 May
15 Jun
1 wk after
21 May
5 Jun
1 wk after
Spinach
Spinacia oleracea
19 – 26 Apr
24 Jul
3-4 wk
17 May
14 Aug
0 wk
13 May
4 Aug
1 wk before
Sweet potato
Ipomoea batatas
18 Jun – 2 Jul
4-6 wk
30 Jul
11 wk after
Garden tomato
Solanum lycopersicum
18 Apr – 2 May
6 May
6-8 wk
13 Jun
17 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
16 – 30 May
23 Jun
2-4 wk
13 Jun
7 Jul
4 wk after
5 Jul
7 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
5 – 19 Apr
22 Jun
4-6 wk
17 May
20 Jul
0 wk
Garden pea
Pisum sativum
19 – 26 Apr
24 Jun
3-4 wk
17 May
15 Jul
0 wk
21 May
5 Jul
1 wk after

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
18 May – 1 Jun
30 May
4-6 wk
29 Jun
6 wk after
Lemon balm
Melissa officinalis
8 – 22 Mar
20 May
8-10 wk
17 May
15 Jul
0 wk
21 Jun
5 Jul
5 wk after
Dill
Anethum graveolens
21 May
25 Jul
1 wk after
Wild chives
Allium schoenoprasum
22 Mar – 5 Apr
3 Jun
6-8 wk
17 May
15 Jul
0 wk
21 May
5 Jul
1 wk after
Spearmint
Mentha spicata
22 Feb – 22 Mar
20 May
8-12 wk
17 May
15 Jul
0 wk
21 Jun
5 Jul
5 wk after
Coriander
Coriandrum sativum
17 May
14 Aug
0 wk
7 Jun
4 Aug
3 wk after
Garden sage
Salvia officinalis
16 – 30 Mar
5 May
8-10 wk
25 May
30 Jun
1 wk after
Common thyme
Thymus vulgaris
8 – 22 Mar
10 May
8-10 wk
17 May
5 Jul
0 wk
Oregano
Origanum vulgare
22 Mar – 5 Apr
24 May
6-8 wk
17 May
5 Jul
0 wk
21 Jun
25 Jun
5 wk after
Parsley
Petroselinum crispum
22 Mar – 5 Apr
24 May
6-8 wk
17 May
5 Jul
0 wk
21 May
25 Jun
1 wk after
Rosemary
Salvia rosmarinus
16 Feb – 16 Mar
6 Apr
10-14 wk
25 May
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
1 – 8 Jun
6 Jun
3-4 wk
29 Jun
6 wk after
Cornflower
Centaurea cyanus
17 May
15 Jul
0 wk
21 May
5 Jul
1 wk after
Statice
Limonium sinuatum
4 – 18 Apr
8 May
8-10 wk
13 Jun
3 Jul
4 wk after
Sweet William
Dianthus barbatus
22 Mar – 5 Apr
6-8 wk
17 May
0 wk
2 Jun
2 wk after
Snow-on-the-mountain
Euphorbia marginata
18 Apr – 2 May
22 May
6-8 wk
13 Jun
3 Jul
4 wk after
30 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
10 – 24 Apr
24 May
6-8 wk
5 Jun
5 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
26 Apr – 24 May
7 Jun
4-8 wk
21 Jun
5 Jul
5 wk after
21 Jun
25 Jun
5 wk after
Foxglove
Digitalis purpurea
8 – 22 Mar
8-10 wk
17 May
0 wk
7 Jun
3 wk after
Busy lizzie
Impatiens walleriana
6 Apr – 4 May
2 Jul
8-12 wk
29 Jun
27 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
18 Apr – 2 May
1 Jun
6-8 wk
13 Jun
13 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
2 – 16 May
15 May
4-6 wk
13 Jun
4 wk after
Chinese lantern
Physalis alkekengi
16 – 30 Mar
20 Apr
8-10 wk
25 May
15 Jun
1 wk after
Love in a mist
Nigella damascena
17 May
30 Jun
0 wk
21 May
20 Jun
1 wk after
Strawflower
Xerochrysum bracteatum
18 Apr – 2 May
12 May
6-8 wk
13 Jun
23 Jun
4 wk after
30 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
2 – 30 Mar
20 Apr
8-12 wk
25 May
15 Jun
1 wk after
Cardoon
Cynara cardunculus
21 Mar – 18 Apr
21 Mar
8-12 wk
13 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
6 Apr – 4 May
22 Apr
8-12 wk
29 Jun
6 wk after
Globe amaranth
Gomphrena globosa
4 – 18 May
6 May
6-8 wk
29 Jun
6 wk after
Corn poppy
Papaver rhoeas
17 May
15 Jul
0 wk
21 May
5 Jul
1 wk after
Snapdragon
Antirrhinum majus
22 Feb – 22 Mar
10 May
8-12 wk
17 May
5 Jul
0 wk
2 Jun
25 Jun
2 wk after
Flossflower
Ageratum houstonianum
20 Apr – 4 May
18 May
8-10 wk
29 Jun
13 Jul
6 wk after
Sweet pea
Lathyrus odoratus
22 Mar – 12 Apr
31 May
5-8 wk
17 May
5 Jul
0 wk
Stock
Matthiola incana
22 Mar – 5 Apr
3 Jun
6-8 wk
17 May
15 Jul
0 wk
7 Jun
5 Jul
3 wk after
Wormwood
Artemisia absinthium
22 Mar – 5 Apr
4 May
6-8 wk
17 May
15 Jun
0 wk
7 Jun
3 wk after
Mexican sunflower
Tithonia rotundifolia
18 May – 1 Jun
4-6 wk
29 Jun
6 wk after
Garden pansy
Viola × wittrockiana
8 – 22 Mar
20 May
8-10 wk
17 May
15 Jul
0 wk
2 Jun
5 Jul
2 wk after
Petunia
Petunia
21 Mar – 18 Apr
8 May
8-12 wk
13 Jun
3 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
30 Mar – 13 Apr
4 May
6-8 wk
25 May
15 Jun
1 wk after
5 Jul
7 wk after
Common zinnia
Zinnia elegans
2 – 16 May
14 Jun
4-6 wk
13 Jun
12 Jul
4 wk after
Common morning glory
Ipomoea purpurea
25 May – 8 Jun
6 Jun
3-5 wk
29 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
2 – 16 May
7 Jun
4-6 wk
13 Jun
5 Jul
4 wk after
5 Jul
7 wk after
Scarlet milkweed
Asclepias curassavica
16 Apr – 14 May
22 May
8-12 wk
9 Jul
17 Jul
8 wk after
Bee balm
Monarda didyma
22 Feb – 22 Mar
20 Apr
8-12 wk
17 May
15 Jun
0 wk
21 Jun
5 wk after
Yarrow
Achillea millefolium
22 Mar – 5 Apr
4 Apr
6-8 wk
17 May
0 wk
7 Jun
3 wk after
Safflower
Carthamus tinctorius
17 May
15 Jun
0 wk
21 May
5 Jun
1 wk after
Iceland poppy
Papaver nudicaule
Season too short
22 Mar – 5 Apr
24 May
6-8 wk
17 May
5 Jul
0 wk
29 Apr
25 Jun
3 wk before
Bishop's flower
Ammi majus
5 – 19 Apr
7 Jun
4-6 wk
17 May
5 Jul
0 wk
7 Jun
25 Jun
3 wk after
Drumsticks
Pycnosorus globosus
6 – 20 Apr
10-12 wk
29 Jun
6 wk after
Sunflower
Helianthus annuus
16 – 23 May
14 Jun
3-4 wk
13 Jun
5 Jul
4 wk after
21 Jun
25 Jun
5 wk after
China aster
Callistephus chinensis
18 Apr – 2 May
3 Jun
6-8 wk
13 Jun
15 Jul
4 wk after
5 Jul
5 Jul
7 wk after
Annual phlox
Phlox drummondii
6 – 20 Apr
1 Jun
6-8 wk
1 Jun
13 Jul
2 wk after
5 Jul
7 wk after
Hollyhock
Alcea rosea
22 Mar – 5 Apr
6-8 wk
17 May
0 wk
7 Jun
3 wk after
Alpine delphinium
Delphinium elatum
22 Feb – 22 Mar
20 Apr
8-12 wk
17 May
15 Jun
0 wk
21 Jun
5 wk after
African marigold
Tagetes erecta
18 Apr – 2 May
1 Jun
6-8 wk
13 Jun
13 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
30 Mar – 13 Apr
24 May
6-8 wk
25 May
5 Jul
1 wk after
5 Jul
7 wk after
Wood sage
Salvia nemorosa
8 – 22 Mar
10 Apr
8-10 wk
17 May
5 Jun
0 wk
21 Jun
5 wk after
Black-eyed susan vine
Thunbergia alata
20 Apr – 18 May
16 May
6-10 wk
29 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
17 May
15 Jul
0 wk
21 May
5 Jul
1 wk after
Painted tongue
Salpiglossis sinuata
4 – 18 Apr
10 May
8-10 wk
13 Jun
5 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
22 Mar – 5 Apr
4 May
6-8 wk
17 May
15 Jun
0 wk
7 Jun
3 wk after