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-0.1°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 9 Apr Frost 9 of 10 years · 20 years of data
Frost-free season 199 days 9 Apr – 25 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)
19 Feb – 5 Mar
18 Jun
5-7 wk
9 Apr
23 Jul
0 wk
2 Apr
13 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
26 Feb – 12 Mar
30 Jun
4-6 wk
9 Apr
28 Jul
0 wk
2 Apr
18 Jul
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
26 Jan – 23 Feb
31 Mar
8-12 wk
20 Apr
26 May
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
19 Feb – 5 Mar
13 Jun
5-7 wk
9 Apr
18 Jul
0 wk
28 Mar
8 Jul
2 wk before
Garden cucumber
Cucumis sativus
Fleece
31 Mar – 7 Apr
25 May
3-4 wk
28 Apr
15 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
10 – 17 Apr
10 Jun
4-5 wk
15 May
8 Jul
5 wk after
15 May
28 Jun
5 wk after
Butter bean
Phaseolus lunatus
Greenhouse
24 Apr – 1 May
9 May
3-4 wk
22 May
30 May
6 wk after
Onion
Allium cepa (Cepa-gruppen)
15 Jan – 12 Feb
3 Apr
8-12 wk
9 Apr
29 May
0 wk
19 Apr
19 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
2 Apr
18 Jun
1 wk before
2 Apr
8 Jun
1 wk before
Maize
Zea mays
Fleece
23 – 30 Mar
15 May
3-4 wk
20 Apr
5 Jun
2 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
18 – 25 Mar
7 Jul
3-4 wk
15 Apr
28 Jul
1 wk after
19 Apr
18 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
9 Apr
8 Jul
0 wk
28 Mar
28 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
19 Feb – 5 Mar
13 Jun
5-7 wk
9 Apr
18 Jul
0 wk
28 Mar
8 Jul
2 wk before
Potato
Solanum tuberosum
3 – 17 Mar
30 May
4-6 wk
14 Apr
27 Jun
1 wk after
14 Apr
17 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
19 Feb – 5 Mar
23 Jun
5-7 wk
9 Apr
28 Jul
0 wk
2 Apr
18 Jul
1 wk before
Pumpkin
Cucurbita pepo
17 – 24 Apr
30 May
3-4 wk
15 May
20 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
18 – 25 Mar
9 Jun
3-4 wk
15 Apr
30 Jun
1 wk after
19 Apr
20 Jun
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
26 Feb – 12 Mar
25 Jun
4-6 wk
9 Apr
23 Jul
0 wk
Lettuce
Lactuca sativa
12 – 19 Mar
12 Jul
3-4 wk
9 Apr
2 Aug
0 wk
2 Apr
23 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
26 Feb – 12 Mar
25 Jun
4-6 wk
9 Apr
23 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Feb – 14 Mar
4 Jun
2-4 wk
28 Mar
18 Jun
2 wk before
28 Mar
8 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
2 Apr
18 Jun
1 wk before
2 Apr
8 Jun
1 wk before
Spinach
Spinacia oleracea
12 – 19 Mar
27 Jul
3-4 wk
9 Apr
17 Aug
0 wk
22 Mar
7 Aug
3 wk before
Sweet potato
Ipomoea batatas
6 – 20 May
4-6 wk
17 Jun
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
23 Feb – 9 Mar
24 Apr
6-8 wk
20 Apr
5 Jun
2 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
31 Mar – 14 Apr
1 Jun
2-4 wk
28 Apr
15 Jun
3 wk after
15 May
5 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
26 Feb – 12 Mar
25 Jun
4-6 wk
9 Apr
23 Jul
0 wk
Garden pea
Pisum sativum
12 – 19 Mar
27 Jun
3-4 wk
9 Apr
18 Jul
0 wk
2 Apr
8 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
3 – 17 Apr
8 May
4-6 wk
15 May
5 Jun
5 wk after
Lemon balm
Melissa officinalis
29 Jan – 12 Feb
23 May
8-10 wk
9 Apr
18 Jul
0 wk
30 Apr
8 Jul
3 wk after
Dill
Anethum graveolens
2 Apr
28 Jul
1 wk before
Wild chives
Allium schoenoprasum
12 – 26 Feb
6 Jun
6-8 wk
9 Apr
18 Jul
0 wk
2 Apr
8 Jul
1 wk before
Spearmint
Mentha spicata
15 Jan – 12 Feb
23 May
8-12 wk
9 Apr
18 Jul
0 wk
30 Apr
8 Jul
3 wk after
Coriander
Coriandrum sativum
9 Apr
17 Aug
0 wk
19 Apr
7 Aug
1 wk after
Garden sage
Salvia officinalis
4 – 18 Feb
8 May
8-10 wk
15 Apr
3 Jul
1 wk after
Common thyme
Thymus vulgaris
29 Jan – 12 Feb
13 May
8-10 wk
9 Apr
8 Jul
0 wk
Oregano
Origanum vulgare
12 – 26 Feb
27 May
6-8 wk
9 Apr
8 Jul
0 wk
30 Apr
28 Jun
3 wk after
Parsley
Petroselinum crispum
12 – 26 Feb
27 May
6-8 wk
9 Apr
8 Jul
0 wk
2 Apr
28 Jun
1 wk before
Rosemary
Salvia rosmarinus
7 Jan – 4 Feb
9 Apr
10-14 wk
15 Apr
18 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
17 – 24 Apr
15 May
3-4 wk
15 May
5 Jun
5 wk after
Cornflower
Centaurea cyanus
9 Apr
18 Jul
0 wk
2 Apr
8 Jul
1 wk before
Statice
Limonium sinuatum
17 Feb – 3 Mar
21 Apr
8-10 wk
28 Apr
16 Jun
3 wk after
Sweet William
Dianthus barbatus
12 – 26 Feb
6-8 wk
9 Apr
0 wk
14 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
3 – 17 Mar
5 May
6-8 wk
28 Apr
16 Jun
3 wk after
17 Jun
10 wk after
Pinnate dahlia
Dahlia × pinnata
26 Feb – 12 Mar
7 May
6-8 wk
23 Apr
18 Jun
2 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
5 Mar – 2 Apr
21 May
4-8 wk
30 Apr
18 Jun
3 wk after
30 Apr
8 Jun
3 wk after
Foxglove
Digitalis purpurea
29 Jan – 12 Feb
8-10 wk
9 Apr
0 wk
19 Apr
1 wk after
Busy lizzie
Impatiens walleriana
20 Feb – 20 Mar
9 Jun
8-12 wk
15 May
4 Aug
5 wk after
Creeping zinnia
Sanvitalia procumbens
3 – 17 Mar
15 May
6-8 wk
28 Apr
26 Jun
3 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
17 – 31 Mar
22 Apr
4-6 wk
28 Apr
20 May
3 wk after
Chinese lantern
Physalis alkekengi
4 – 18 Feb
23 Apr
8-10 wk
15 Apr
18 Jun
1 wk after
Love in a mist
Nigella damascena
9 Apr
3 Jul
0 wk
2 Apr
23 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
3 – 17 Mar
25 Apr
6-8 wk
28 Apr
6 Jun
3 wk after
17 Jun
10 wk after
Purple-top vervain
Verbena bonariensis
21 Jan – 18 Feb
23 Apr
8-12 wk
15 Apr
18 Jun
1 wk after
Cardoon
Cynara cardunculus
3 Feb – 3 Mar
24 Mar
8-12 wk
28 Apr
19 May
3 wk after
Regal-foxtail
Ptilotus nobilis
20 Feb – 20 Mar
31 Mar
8-12 wk
15 May
26 May
5 wk after
Globe amaranth
Gomphrena globosa
20 Mar – 3 Apr
14 Apr
6-8 wk
15 May
26 May
5 wk after
Corn poppy
Papaver rhoeas
9 Apr
18 Jul
0 wk
2 Apr
8 Jul
1 wk before
Snapdragon
Antirrhinum majus
15 Jan – 12 Feb
13 May
8-12 wk
9 Apr
8 Jul
0 wk
14 Apr
28 Jun
1 wk after
Flossflower
Ageratum houstonianum
6 – 20 Mar
1 May
8-10 wk
15 May
26 Jun
5 wk after
Sweet pea
Lathyrus odoratus
12 Feb – 5 Mar
3 Jun
5-8 wk
9 Apr
8 Jul
0 wk
Stock
Matthiola incana
12 – 26 Feb
6 Jun
6-8 wk
9 Apr
18 Jul
0 wk
19 Apr
8 Jul
1 wk after
Wormwood
Artemisia absinthium
12 – 26 Feb
7 May
6-8 wk
9 Apr
18 Jun
0 wk
19 Apr
8 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
3 – 17 Apr
23 Apr
4-6 wk
15 May
21 May
5 wk after
Garden pansy
Viola × wittrockiana
29 Jan – 12 Feb
23 May
8-10 wk
9 Apr
18 Jul
0 wk
14 Apr
8 Jul
1 wk after
Petunia
Petunia
3 Feb – 3 Mar
21 Apr
8-12 wk
28 Apr
16 Jun
3 wk after
Sweet Scabious
Scabiosa atropurpurea
18 Feb – 4 Mar
7 May
6-8 wk
15 Apr
18 Jun
1 wk after
15 May
8 Jun
5 wk after
Common zinnia
Zinnia elegans
17 – 31 Mar
22 May
4-6 wk
28 Apr
19 Jun
3 wk after
Common morning glory
Ipomoea purpurea
10 – 24 Apr
15 May
3-5 wk
15 May
5 Jun
5 wk after
Garden cosmos
Cosmos bipinnatus
17 – 31 Mar
21 May
4-6 wk
28 Apr
18 Jun
3 wk after
15 May
8 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
4 Mar – 1 Apr
30 Apr
8-12 wk
27 May
25 Jun
7 wk after
Bee balm
Monarda didyma
15 Jan – 12 Feb
23 Apr
8-12 wk
9 Apr
18 Jun
0 wk
30 Apr
8 Jun
3 wk after
Yarrow
Achillea millefolium
12 – 26 Feb
7 Apr
6-8 wk
9 Apr
19 May
0 wk
19 Apr
9 May
1 wk after
Safflower
Carthamus tinctorius
9 Apr
18 Jun
0 wk
2 Apr
8 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
12 – 26 Feb
27 May
6-8 wk
9 Apr
8 Jul
0 wk
1 Mar
28 Jun
6 wk before
Bishop's flower
Ammi majus
26 Feb – 12 Mar
10 Jun
4-6 wk
9 Apr
8 Jul
0 wk
19 Apr
28 Jun
1 wk after
Drumsticks
Pycnosorus globosus
20 Feb – 6 Mar
11 Mar
10-12 wk
15 May
20 May
5 wk after
Sunflower
Helianthus annuus
31 Mar – 7 Apr
17 Jun
3-4 wk
28 Apr
8 Jul
3 wk after
30 Apr
28 Jun
3 wk after
China aster
Callistephus chinensis
3 – 17 Mar
6 Jun
6-8 wk
28 Apr
18 Jul
3 wk after
15 May
8 Jul
5 wk after
Annual phlox
Phlox drummondii
23 Feb – 9 Mar
15 May
6-8 wk
20 Apr
26 Jun
2 wk after
15 May
16 Jun
5 wk after
Hollyhock
Alcea rosea
12 – 26 Feb
6-8 wk
9 Apr
0 wk
19 Apr
1 wk after
Alpine delphinium
Delphinium elatum
15 Jan – 12 Feb
23 Apr
8-12 wk
9 Apr
18 Jun
0 wk
30 Apr
8 Jun
3 wk after
African marigold
Tagetes erecta
3 – 17 Mar
15 May
6-8 wk
28 Apr
26 Jun
3 wk after
Black-eyed Susan
Rudbeckia hirta
18 Feb – 4 Mar
27 May
6-8 wk
15 Apr
8 Jul
1 wk after
15 May
28 Jun
5 wk after
Wood sage
Salvia nemorosa
29 Jan – 12 Feb
13 Apr
8-10 wk
9 Apr
8 Jun
0 wk
30 Apr
29 May
3 wk after
Black-eyed susan vine
Thunbergia alata
6 Mar – 3 Apr
24 Apr
6-10 wk
15 May
5 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
9 Apr
18 Jul
0 wk
2 Apr
8 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
17 Feb – 3 Mar
13 May
8-10 wk
28 Apr
8 Jul
3 wk after
Water forget-me-not
Myosotis scorpioides
12 – 26 Feb
7 May
6-8 wk
9 Apr
18 Jun
0 wk
19 Apr
8 Jun
1 wk after