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0.8°
Last 24h: Near frost recorded tonight at 04:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 29 Mar Frost 9 of 10 years · 20 years of data
Frost-free season 200 days 29 Mar – 15 Oct
Probability that frost is over

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