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0.4°
Last 24h: Near frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 3 Apr Frost 9 of 10 years · 20 years of data
Frost-free season 194 days 3 Apr – 14 Oct
Probability that frost is over

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