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0.8°
Last 24h: Near frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 28 Apr Frost 1 of 10 years · 20 years of data
Frost-free season 210 days 28 Apr – 24 Nov
Probability that frost is over

90% = 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)
10 – 24 Mar
21 Jun
5-7 wk
28 Apr
26 Jul
0 wk
22 Apr
16 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
17 – 31 Mar
3 Jul
4-6 wk
28 Apr
31 Jul
0 wk
22 Apr
21 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
2 – 30 Mar
13 Apr
8-12 wk
25 May
8 Jun
4 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
10 – 24 Mar
16 Jun
5-7 wk
28 Apr
21 Jul
0 wk
15 Apr
11 Jul
2 wk before
Garden cucumber
Cucumis sativus
11 – 18 May
7 Jun
3-4 wk
8 Jun
28 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
4 – 11 May
13 Jun
4-5 wk
8 Jun
11 Jul
6 wk after
8 Jun
1 Jul
6 wk after
Butter bean
Phaseolus lunatus
Fleece
6 – 13 Jun
3-4 wk
4 Jul
10 wk after
Onion
Allium cepa (Cepa-gruppen)
3 Feb – 3 Mar
6 Apr
8-12 wk
28 Apr
1 Jun
0 wk
11 May
22 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
22 Apr
21 Jun
1 wk before
22 Apr
11 Jun
1 wk before
Maize
Zea mays
27 Apr – 4 May
28 May
3-4 wk
25 May
18 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
31 Mar – 7 Apr
10 Jul
3-4 wk
28 Apr
31 Jul
0 wk
11 May
21 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
28 Apr
11 Jul
0 wk
15 Apr
1 Jul
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
10 – 24 Mar
16 Jun
5-7 wk
28 Apr
21 Jul
0 wk
15 Apr
11 Jul
2 wk before
Potato
Solanum tuberosum
22 Mar – 5 Apr
13 Jun
4-6 wk
3 May
11 Jul
1 wk after
3 May
1 Jul
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
10 – 24 Mar
26 Jun
5-7 wk
28 Apr
31 Jul
0 wk
22 Apr
21 Jul
1 wk before
Pumpkin
Cucurbita pepo
11 – 18 May
22 Jun
3-4 wk
8 Jun
13 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
31 Mar – 7 Apr
8 Jul
3-4 wk
28 Apr
29 Jul
0 wk
11 May
19 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
17 – 31 Mar
28 Jun
4-6 wk
28 Apr
26 Jul
0 wk
Lettuce
Lactuca sativa
31 Mar – 7 Apr
15 Jul
3-4 wk
28 Apr
5 Aug
0 wk
22 Apr
26 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
17 – 31 Mar
28 Jun
4-6 wk
28 Apr
26 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
18 Mar – 1 Apr
7 Jun
2-4 wk
15 Apr
21 Jun
2 wk before
15 Apr
11 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
22 Apr
21 Jun
1 wk before
22 Apr
11 Jun
1 wk before
Spinach
Spinacia oleracea
31 Mar – 7 Apr
30 Jul
3-4 wk
28 Apr
20 Aug
0 wk
8 Apr
10 Aug
3 wk before
Sweet potato
Ipomoea batatas
30 May – 13 Jun
4-6 wk
11 Jul
11 wk after
Garden tomato
Solanum lycopersicum
30 Mar – 13 Apr
7 May
6-8 wk
25 May
18 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
27 Apr – 11 May
24 Jun
2-4 wk
25 May
8 Jul
4 wk after
8 Jun
28 Jun
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
17 – 31 Mar
28 Jun
4-6 wk
28 Apr
26 Jul
0 wk
Garden pea
Pisum sativum
31 Mar – 7 Apr
30 Jun
3-4 wk
28 Apr
21 Jul
0 wk
22 Apr
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
27 Apr – 11 May
31 May
4-6 wk
8 Jun
28 Jun
6 wk after
Lemon balm
Melissa officinalis
17 Feb – 3 Mar
26 May
8-10 wk
28 Apr
21 Jul
0 wk
24 May
11 Jul
4 wk after
Dill
Anethum graveolens
22 Apr
31 Jul
1 wk before
Wild chives
Allium schoenoprasum
3 – 17 Mar
9 Jun
6-8 wk
28 Apr
21 Jul
0 wk
22 Apr
11 Jul
1 wk before
Spearmint
Mentha spicata
3 Feb – 3 Mar
26 May
8-12 wk
28 Apr
21 Jul
0 wk
24 May
11 Jul
4 wk after
Coriander
Coriandrum sativum
28 Apr
20 Aug
0 wk
11 May
10 Aug
2 wk after
Garden sage
Salvia officinalis
17 Feb – 3 Mar
11 May
8-10 wk
28 Apr
6 Jul
0 wk
Common thyme
Thymus vulgaris
17 Feb – 3 Mar
16 May
8-10 wk
28 Apr
11 Jul
0 wk
Oregano
Origanum vulgare
3 – 17 Mar
30 May
6-8 wk
28 Apr
11 Jul
0 wk
24 May
1 Jul
4 wk after
Parsley
Petroselinum crispum
3 – 17 Mar
30 May
6-8 wk
28 Apr
11 Jul
0 wk
22 Apr
1 Jul
1 wk before
Rosemary
Salvia rosmarinus
20 Jan – 17 Feb
12 Apr
10-14 wk
28 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
11 – 18 May
7 Jun
3-4 wk
8 Jun
28 Jun
6 wk after
Cornflower
Centaurea cyanus
28 Apr
21 Jul
0 wk
22 Apr
11 Jul
1 wk before
Statice
Limonium sinuatum
16 – 30 Mar
9 May
8-10 wk
25 May
4 Jul
4 wk after
Sweet William
Dianthus barbatus
3 – 17 Mar
6-8 wk
28 Apr
0 wk
3 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
30 Mar – 13 Apr
23 May
6-8 wk
25 May
4 Jul
4 wk after
11 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
25 Mar – 8 Apr
30 May
6-8 wk
20 May
11 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
29 Mar – 26 Apr
13 Jun
4-8 wk
24 May
11 Jul
4 wk after
24 May
1 Jul
4 wk after
Foxglove
Digitalis purpurea
17 Feb – 3 Mar
8-10 wk
28 Apr
0 wk
11 May
2 wk after
Busy lizzie
Impatiens walleriana
16 Mar – 13 Apr
2 Jul
8-12 wk
8 Jun
27 Aug
6 wk after
Creeping zinnia
Sanvitalia procumbens
30 Mar – 13 Apr
2 Jun
6-8 wk
25 May
14 Jul
4 wk after
Hyacinth bean
Dolichos lablab
Fleece
27 Apr – 11 May
1 May
4-6 wk
8 Jun
6 wk after
Chinese lantern
Physalis alkekengi
17 Feb – 3 Mar
26 Apr
8-10 wk
28 Apr
21 Jun
0 wk
Love in a mist
Nigella damascena
28 Apr
6 Jul
0 wk
22 Apr
26 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
30 Mar – 13 Apr
13 May
6-8 wk
25 May
24 Jun
4 wk after
11 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
3 Feb – 3 Mar
26 Apr
8-12 wk
28 Apr
21 Jun
0 wk
Cardoon
Cynara cardunculus
2 – 30 Mar
27 Mar
8-12 wk
25 May
4 wk after
Regal-foxtail
Ptilotus nobilis
16 Mar – 13 Apr
23 Apr
8-12 wk
8 Jun
18 Jun
6 wk after
Globe amaranth
Gomphrena globosa
13 – 27 Apr
7 May
6-8 wk
8 Jun
18 Jun
6 wk after
Corn poppy
Papaver rhoeas
28 Apr
21 Jul
0 wk
22 Apr
11 Jul
1 wk before
Snapdragon
Antirrhinum majus
3 Feb – 3 Mar
16 May
8-12 wk
28 Apr
11 Jul
0 wk
3 May
1 Jul
1 wk after
Flossflower
Ageratum houstonianum
30 Mar – 13 Apr
19 May
8-10 wk
8 Jun
14 Jul
6 wk after
Sweet pea
Lathyrus odoratus
3 – 24 Mar
6 Jun
5-8 wk
28 Apr
11 Jul
0 wk
Stock
Matthiola incana
3 – 17 Mar
9 Jun
6-8 wk
28 Apr
21 Jul
0 wk
11 May
11 Jul
2 wk after
Wormwood
Artemisia absinthium
3 – 17 Mar
10 May
6-8 wk
28 Apr
21 Jun
0 wk
11 May
11 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
27 Apr – 11 May
16 May
4-6 wk
8 Jun
13 Jun
6 wk after
Garden pansy
Viola × wittrockiana
17 Feb – 3 Mar
26 May
8-10 wk
28 Apr
21 Jul
0 wk
3 May
11 Jul
1 wk after
Petunia
Petunia
2 – 30 Mar
9 May
8-12 wk
25 May
4 Jul
4 wk after
Sweet Scabious
Scabiosa atropurpurea
3 – 17 Mar
10 May
6-8 wk
28 Apr
21 Jun
0 wk
8 Jun
11 Jun
6 wk after
Common zinnia
Zinnia elegans
13 – 27 Apr
14 Jun
4-6 wk
25 May
12 Jul
4 wk after
Common morning glory
Ipomoea purpurea
4 – 18 May
7 Jun
3-5 wk
8 Jun
28 Jun
6 wk after
Garden cosmos
Cosmos bipinnatus
13 – 27 Apr
13 Jun
4-6 wk
25 May
11 Jul
4 wk after
8 Jun
1 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
3 Apr – 1 May
23 May
8-12 wk
26 Jun
18 Jul
8 wk after
Bee balm
Monarda didyma
3 Feb – 3 Mar
26 Apr
8-12 wk
28 Apr
21 Jun
0 wk
24 May
11 Jun
4 wk after
Yarrow
Achillea millefolium
3 – 17 Mar
10 Apr
6-8 wk
28 Apr
22 May
0 wk
11 May
12 May
2 wk after
Safflower
Carthamus tinctorius
28 Apr
21 Jun
0 wk
22 Apr
11 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
3 – 17 Mar
30 May
6-8 wk
28 Apr
11 Jul
0 wk
13 Mar
1 Jul
7 wk before
Bishop's flower
Ammi majus
17 – 31 Mar
13 Jun
4-6 wk
28 Apr
11 Jul
0 wk
11 May
1 Jul
2 wk after
Drumsticks
Pycnosorus globosus
16 – 30 Mar
3 Apr
10-12 wk
8 Jun
12 Jun
6 wk after
Sunflower
Helianthus annuus
27 Apr – 4 May
20 Jun
3-4 wk
25 May
11 Jul
4 wk after
24 May
1 Jul
4 wk after
China aster
Callistephus chinensis
30 Mar – 13 Apr
9 Jun
6-8 wk
25 May
21 Jul
4 wk after
8 Jun
11 Jul
6 wk after
Annual phlox
Phlox drummondii
21 Mar – 4 Apr
2 Jun
6-8 wk
16 May
14 Jul
3 wk after
8 Jun
4 Jul
6 wk after
Hollyhock
Alcea rosea
3 – 17 Mar
6-8 wk
28 Apr
0 wk
11 May
2 wk after
Alpine delphinium
Delphinium elatum
3 Feb – 3 Mar
26 Apr
8-12 wk
28 Apr
21 Jun
0 wk
24 May
11 Jun
4 wk after
African marigold
Tagetes erecta
30 Mar – 13 Apr
2 Jun
6-8 wk
25 May
14 Jul
4 wk after
Black-eyed Susan
Rudbeckia hirta
3 – 17 Mar
30 May
6-8 wk
28 Apr
11 Jul
0 wk
8 Jun
1 Jul
6 wk after
Wood sage
Salvia nemorosa
17 Feb – 3 Mar
16 Apr
8-10 wk
28 Apr
11 Jun
0 wk
24 May
1 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
30 Mar – 27 Apr
17 May
6-10 wk
8 Jun
28 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
28 Apr
21 Jul
0 wk
22 Apr
11 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
16 – 30 Mar
16 May
8-10 wk
25 May
11 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
3 – 17 Mar
10 May
6-8 wk
28 Apr
21 Jun
0 wk
11 May
11 Jun
2 wk after